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User`s Guide energyPRO

1. Operation Strategy Minimizing Net Production Cost NPC O User Defined Operation Strategy January 2011 el Select month to see operation strategy of this month Net Heat Production Cost Energy Unit Setup Net Heat Production Cost NHPC versus Electricity Spot Price Start costs excluded To a T ate oF ae LU i CL IE 20 46 30 3 40 45 Electricity Spot Price EUR MVVh el Gas engine 1 Gas engine 2 Boilers Figure 2 89 Operation strategy table Soot Market Upper User Defined Operation Strategy Lower Minimizing Net Heat Production Cost Automatic calculation of operation strategy How is it done The basic idea behind the automatic operation strategy calculations in energyPRO is that the Net Heat Production Costs and Net Cooling Production Costs if a cooling demand is added are calculated for each production unit in all tariff periods For instance if there is six tariff periods six prices for the Net Heat Production Costs and Net Cooling Production Costs are calculated as one for each of the production units forming a decision table When calculating the energy conversion energyPRO first places as much production as possible on the production unit tariff period combination represented by the smallest value in the decision table Hereafter the production unit tariff period represented by the second smallest net heat production cost will
2. 41 72 MWh Thermal store g pia mi calles a as bees Sees bee 5267 nuk 11 NN 2000 LW 12000 MWh T Open Natural gas ae ee sonm Total sale Na d 4 4 4 of heat Set Default Shape and Picture Color gt E gt 3000 MWh iil tiny i b Environment Net work Layout gt loss Rename gt Spot Market Delete Del Auto Copy Sa Spot Market Save Figure 1 27 Access to Visual Properties By selecting the Visual Properties the following screen appears Figure 1 28 www emd dk User s Guide energyPRO Visual Properties Gas engine 1 Figure 1 28 Visual Properties The Color is used when representing the production unit in the Production graphic report As shape you can choose between a rectangle ellipse diamond or picture If choosing picture you have access to select a picture Defaults return the component to the energyPRO default setting In Select Picture Figure 1 29 you can choose between a number of build in pictures or you can add your own pictures Select Picture Build in Pictures gt N ai oo Natural Gas Coal CHP CHP 1 Thermal store ae E Cars Generic Storage Heat rejection Solar Collector Solar photovoltaic Absorption Chiller File Pictures Remove Add new file Cancel Figure 1 29 Select Picture User s Guide energyPRO Introduction to energyPRO e 31 32 e Introduction to energyPRO 1 7 7 Connections Let
3. 4 t 8 Energy conversion monthly a 1 000 E Energy conversion summary 800 eee i Duration curve for heat demand E Environment 600 4 r H 8 Cash Flow monthly te e e E E Cash Flow summary f i E Cash flow graphic 200 Financial Key Figures ot fed Income Statement 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 E Income Statement summary 5 fel Balance Sheet Cash Account Remaining debt S Balance Sheet summary J Figure 3 26 The Pay Back Time is defined as the month in which you are able to pay back your loans The warning about Internal rate of return is also relevant if you are going to use Pay Back Time Method of calculation in energyPRO e 173 Please be very carefull not to include payments that would exist even without the investments res WARNING The IRR does only make sense if the project contains of ONE investment and related revenues and expenditures If the project contains reinvestments or revenues expenditures for the existing opearation the IRR will not give any information OK Figure 3 27 The warning about Internal rate of return is also relevant if you are going to use Pay Back Time 174 e Method of calculation in energyPRO www emd dk User s Guide energyPRO 3 3 Method of solar calculation in energyPRO User s Guide energyPRO In energyPRO a solar collector producing heat and a photovoltaic producing electricity can be
4. File Setup Tools Window Help 7 DEMO mode READONLY mode 7 ER USER mode f ale ai v English Danish German Germany Lithuanian Polish iin Figure 2 2 How to change language Options User Interface The User Interface consists of three boxes 38 e The energyPRO desktop in details www emd dk User s Guide energyPRO User Mode Look and feel Classical Liquid Graphical Reports Lock report preview window Figure 2 3 User Interface It is in the User Mode menu possible to change between Classical and Graphical User Mode In Reports you can enable Lock report preview window By enabling this you Can only see one report preview at the time In Look and feel it is possible to change between a number of skins changing the appearance of energyPRO Liquid is standard ie Data Look and feel Liquid Classic Blue Silver stardust Figure 2 4 Look and feel Report Logo In this menu it is possible to setup a company logo to be used in all the energyPRO reports The logo will appear in the top right corner of each report as shown in Figure 2 5 energyPRO 4 0 3 65 27 12 2010 12 06 27 1 Two CHPs on spot market This example illustrates two CHPs operating on a spot market based on British conditions 1 GBP is approx equal to 1 5 EUR EMD International A S Niels Jerneswej 10 DK 9220 Aalborg 45 9635 4444 Operation Income from 01 01 2010 00 00 to 31 12 2010 23 59
5. Power curves Operation Fuel He Elec power _ Performance kW kW kW Max 5267 0 2114 0 2000 0 Min 2634 0 1057 0 1000 0 _ Addline Delete line _ Enable formulas in power curve _ Operation dependent on other unit Comments Figure 2 44 Production unit CHP example Production unit type Figure 2 45 show the available energy units specified by power curves in energyPRO The energyPRO desktop in details e 71 Only fuels added in the fuel folder are available Pi Name Gas engine 1 Production unit type CHP aS Boiler Elec Heatpump Absorption Chiller Elec chiller User defined Powerunit Figure 2 45 Production unit types Depending on the production unit type selected two or more power curves are available Table 2 1 shows the power curves available depending on the selected Production unit type uoidwnsuo uoidwnsuo uoidwunsuos 1911 99 3 uolonpoud uolnpod yeay SS JOld uoljonpoud 1911 99 3 uoipnpoud CHP Boiler Electrical heat pump Absorption cooling Electrical cooling User defined X Table 2 1 Available power curves for the different types of energy units Note that Process heat production is only available if the Delivery of both heat and process heat is selected in the Advanced setting in the Project Identification editing window Fuel production is only available if Fuel producing energy units in project has been chosen
6. TransferredResult Table D 8 Functions available for defining annual key figures Most functions are available in both a long and a short version Therefore the function OperationExpenditures is equal OE Both functions return the annual operation expenditures CashAccount Returns the cash account from the income statement CashAccount or CA Argument Description Returning The Cash Account from the income statement of the value actual fiscal year Returning unit lt currency gt Depreciation Returns the Depreciations from the income statement Depreciation or D Functions in energyPRO e 221 Argument Description Retur value The operation expenditures from the income statement of the actual fiscal year Returning unit lt currency gt ExtraordinaryIncome Returns the extraordinary income from the income statement Extra ordinary income is grants defined in financing Syntax ExtraordinaryIncome or El Argument Description Returning The extraordinary income from the income statement of value the actual fiscal year Returning unit lt currency gt FCAnnualMWh Returns valued from a time series established under external conditions or demands Syntax FCAnnualMWh Productionunit Argument Description Productionunit The name of a specific energy conversion unit Returning The annual fuel consumption measured in MWh value Returning unit MWh year Description Is to be used if the development in the a
7. Figure 2 77 An Electricity Market window Note that if the selected market type is Flat Rate all hours have the same priority Saving and loading If you chose to import an earlier saved setup of an Electricity market you can use this in your calculation or use it as a starting point when you are editing data Right click on the folder Electricity market and choose Load electricity market The imported data are shown in the window and can now be edited If you want to save data you right click the electricity market you want to save and select save and specify an expressive name of the file 2 11 2 Flat Rate If Flat Rate is chosen all except the Market Type selection frame in the editing window is empty The energyPRO desktop in details e 95 2 11 3 Fixed Tariffs If fixed tariffs is selected you need to define priority names i e names of your tariff levels and you need to define the priority periods connected to the priority names Priority name The year will often be divided into several periods maybe hundreds However they are normally grouped into very few groups e g Peak load periods High load periods and Low load periods or Day tariff and Night tariff as seen on Figure 2 78 These groups are named Priority names and are added in the upper right table Spot Market Market Type Flat Rate User def Priority Name Day tariff Night tarif
8. Cooler PapCool 0 return the actual load of cooling production from all production units having a higher priority in the operation strategy PapFuel Returns the already planned production of heat on a specified unit Syntax PapFuel Name Argument Description Name Name of the production unit or 0 zero Zero means all units Returning Actual load on production unit s value Returning unit MW Description The function might be used in situations where the fuel consumption on the actual production unit depends on the fuel consumption on other production unit s Be aware that the production unit s addressed must have a higher priority in the operation strategy than the production unit on which it is used otherwise the function returns a zero Examples The following two examples show the use of PapFuel PapFuel Boiler 1 returns the actual fuel consumption on Boiler 1 PapFuel 0 return the actual fuel consumption on all production units having a higher priority in the operation strategy 194 e Functions in energyPRO www emd dk User s Guide energyPRO Syntax Description Examples Syntax Description Examples User s Guide energyPRO PapHeat Returns the already planned heat production from a specified unit PapHeat Name Argument Description Name Name of the production unit or 0 zero Zero means all units Returning Actual load on production unit s value Returning unit MW This function is used
9. Heat Production Costs Figure 2 156 Operation strategy calculation a spot market example Upper Graphical presentation User s Guide energyPRO The energyPRO desktop in details e 147 2 20 Tools 2 20 1 Introduction At present two tools are available The first is a tool for generating a time series of ambient temperatures and the second tool is a tool for copying energy calculation to the clipboard The Tools menu is shown in Figure 2 157 File Setup Tools Window Help le fe Generate ambient temperatures csi Copy energy conversion to clipboard H E Project identification a Sf mi on il Figure 2 157 The Tools menu 2 20 2 Generate ambient temperatures This tool is only expected be used in situations where time series of ambient temperatures are not available Generate ambient temperatures is a supplementary tool used for the creation of time series of ambient temperatures It is a tool for distributing the monthly mean temperatures into a time series so they are useable for the project Ambient temperatures are e g used for distributing an annual heat demand to each day of the year In a project you will normally use weather data for an average year You can use earlier saved sets of Ambient Temperatures as a starting point when you are editing data Right click on the window or use the load button The imported data are showed in the window and can now be edited Genera
10. In this field a formula created by the selections in combo boxes above are shown The field is grey and inaccessible except when User defined is selected in the Payment concern combo box Note If Soot market is selected in Electricity Market then choosing Delivered electricity in Payment concerns then energyPRO automatically suggests the formula that returns the value of the sold electricity If you do not want that then uncheck the Spot market payment option Unit Selection Payment concerns Delivered electricity v 4 Spotmarket payment Timeseries EEX2011 Phelix defined in Spot Market Formula selecting monthly amounts Figure 2 111 The value of electricity sold to electricity spot market Price per Unit The price per unit is the price at the start date of the project The unit label e g GBP MWh is automatically created when going through the unit selection unless User defined is chosen in Payment concerns In this case a unit label will be editable see Figure 2 112 lower part The content of that label do not influence the calculations and is for reports only Price per Unit w 7 5000 EUR MWh in January 2011 Fixed monthly price Frice per Unit 7 5000 EUR MWh in January 2011 Fixed monthly price Figure 2 112 The unit price Upper Payment concerns are not User defined Lower Payment concerns is User defined Using the drop down box in right sid
11. Pian Peler Rp Rg 176 e Method of calculation in energyPRO W m C Second order coefficient in collector efficiency equation Ratio of total radiation on a horizontal plane to Extraterrestrial radiation Day of year Intercept maximum of the collector efficiency C Nominal Operating Cell Temperature photovoltaic W Electricity production from a Photovoltaic module W Installed capacity photovoltaic W Electricity production to the grid from the photovoltaic plant Ratio of beam radiation on an inclined plane to beam on horizontal Ratio of diffuse radiation on an inclined plane to diffuse on horizontal Ratio of reflected radiation on an inclined plane to total radiation on horizontal Inclination of surface C Ambient temperature C Solar collectors average temperature C Photovoltaic operation cell temperature C The cell temperature at standard conditions 25 C photovoltaic www emd dk User s Guide energyPRO 3 3 2 External conditions External time series are needed to calculate the solar radiation on an inclined plane in energyPRO These time series include solar radiation Optimally the solar radiation is divided into beam radiation and diffuse radiation ly Alternately the solar radiation comes as total radiation If the solar radiation comes as total radiation the diffuse and the beam radiation can be calculated as follows Reindl D T et al
12. ad 2 State whether the production units are allowed to transmit energy to other sites ad 3 State whether the production units are allowed to run on partial load ad 4 If the operation strategy is auto calculated this column give the opportunity to overrule the predefined standard settings which are e Boiler calculated e CHP calculated e Elec Heat pump calculated e User defined unit calculated e Absorption cooler calculated e Electric cooler calculated e Wind farm High e Solar collector High e Photovoltaic High If an electricity market is added to the model a new column is opened in the miscellaneous table in the operation strategy This table contain a drop down box in which it is possible to select between the different electricity markets It is only possible to have more than one electricity market if MARKETS module is activated This is done for each production unit that are producing and or consuming electricity Miscellaneous Production to store Partial load allowed Selection of electricity Selected priority in allowed market operation strategy Gas engine 1 v Spot Market Calculated Gas engine 2 v Spot Market Calculated Boilers v Calculated Flate Rate Figure 2 95 Select the electricity market each of the energy production units are traded at Here the electricity markets are named Spot Market and Flat Rate 108 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s
13. Description This function is used in situations where the load on the actual production unit depends on the electricity production load on other production unit s Be aware that the production unit s addressed must have a higher priority in the operation strategy than the production unit on which it is used otherwise the function returns a zero Examples The following two examples show the use of PapEIProd PapEIProd CHP returns the actual load of electricity production from CH P PapElProd 0 return the actual load of electricity production from all production units having a higher priority in the operation strategy User s Guide energyPRO Functions in energyPRO e 193 PapCool Returns the already planned cooling production from a specified production unit Syntax PapCool Name Argument Description Name Specified of the production unit or 0 zero Zero means all units Returning Actual cooling load on production unit s value Returning unit MW Description This function is used in situations where the load on the actual production unit depends on the cooling production load on other production unit s Be aware that the production unit s addressed must have a higher priority in the operation strategy than the production unit on which it is used otherwise the function returns a zero Examples The following two examples show the use of PapCool PapCool Cooler returns the actual load of cooling production from
14. Electricity Production if Electricity production Cooling Production if cooling production Fuel storage if fuel storage is used Thermal storage if a Thermal store is used The report shown in Figure 2 137 shows the production of a CHP plant in a week in April The report is invoked by pressing the button This hereafter the report will be shown Some reports require selections in a simple setup window before being shown Priorities Electric ity Mv Thermal store Mh energyPRO 4 1 2 5 2 PrinteaPage Two CHPs on fixed tariffs 25 10 2011 09 50 18 1 This example illustrates a cogeneration plant selling and buying its electricity on a fixed tariff market Licensed user 1 GBP is approx equal to 1 5 EUR EMD International A S Niels Jernes Vej 10 DK 9220 Aalborg 45 9635 4444 Production graphic 2011 2011 Mon 04 04 11 Tue 05 04 11 Wed 06 04 11 Thu 07 04 11 Fri 08 0411 Sat 09 04 11 Gas engine 1 Gas engine 2 Boilers Mon 04 04 11 Tue 05 04 11 Wed 06 04 11 Thu 07 04 11 Fri 08 04 11 Sat 09 04 11 EE Gas engine 1 WM Gas engine 2 Boilers Heat consunption Tue 05 04 11 Wed 06 04 11 Thu 07 04 11 Fri08 04 11 Sat 09 04 11 E Gas engine 1 Gas engine 2 Wed 06 04 Thu 07 04 Fri 08 04 Sat 09 04 Storage content Storage capacity energyPRO is developed by EMD intemational A S Niels Jemesvej 10 DK 9220 Aalborg Tif 4596 35 44 44 Fax 4596 35 44 46 Homepage www emd dk Figure
15. Fixed annual production Time sees ose 09 5 NEATE Measure height Hub height Hellmann exponent Advanced scale power curve Percentage Max power in original power curve Absolute Max Scale power curve to 66 30 49 72 152 00 114 0 280 00 210 0 457 00 342 7 690 00 517 5 978 00 733 5 1 296 00 972 0 Windturbine is a Vestas V80 2 0 MW the annual windproduction can be calculated by WindPRO Figure 2 67 Wind farm Annual production calculated power curve scaled with percentage Wind turbine einer ise Annual production calculated Fixed annual production Time series basic_E09 335_N54 Measure height Hub height Hellmann exponent Advanced scale power curve Percentage Max power in original power curve Absolute Max Max power in kW modified power curve pad 66 30 99 45 152 00 228 0 280 00 420 0 457 00 685 5 690 00 1 035 978 00 1 467 1 296 00 1 944 Power kA ee ee Windturbine is a Vestas V80 2 0 MW the annual windproduction can be calculated by WindPRO e eK Cancel Figure 2 68 Wind farm Annual production calculated power curve scaled with max power curve value The energyPRO desktop in details e 85 Fixed Annual production If Fixed annual production is selected then the Annual production and the wind farm power curve is specified e g calculated in WindPro Given the power curve and a stated annual production all wind
16. If functions are available this is indicated by the Fx button Taxation and Define annual key figures excluded Pressing this button invokes a window telling which functions are available for creating formulas General functions The structure in this chapter is as follows First the general functions available in all or most of the formula fields in energyPRO is presented see section 4 2 The general functions are the only functions available in Time series functions and Demands Functions concerning load curves In section 4 3 additional functions used for describing the production units load curves are presented These functions describes how to access productions and consumptions on other production units Functions concerning operational payments In section 4 4 functions available for defining Revenues and Operation Expenditures payments are described Those functions are divided into three groups In section 4 4 1 are functions concerning energy conversion on system level described In section 4 4 2 functions concerning energy conversion on production unit level are described Finally section 4 4 3 contain description of miscellaneous functions Functions concerning Taxation In section 4 5 are the functions to be uses for defining Taxation payments described Functions concerning Annual key figures Finally in section 4 6 functions used to define Annual key figures are described Functions in energyPRO e 1
17. Often a saved payment group is usable as a template where the single payments have to be edited Add payment If you right click you can add a new payment and a default payment window will appear Figure 2 109 The Payment window consists of the three main panels Unit selection Price per unit and Include in operation strategy If the FINANCE or ACCOUNTS module is selected the panels Development of Price and Advanced are added 118 e The energyPRO desktop in details www emd dk User s Guide energyPRO Engine 1 Unit Selection Payment concerns Production Unit Production unit Gas engine 1 Type Electricity production Formula selecting monthly amounts Price per Unit v 7 5000 EUR MWh in January 2011 Fixed monthly price Include in operation strategy vy Payment included in operation strategy calculation Development of Price Increased with inflation O Constant D Following an Index _ Advanced Figure 2 109 Payment Window Revenues and Operational Expenditures Unit Selection Payment concerns Payment concerns is the key to constructing a payment Here you have to select one of the following items Payment concerns Received fuel l Received fuel Delivered electricity Received electricity Production unit Heat demand Electricity demand Cooling demand Fixed payment User defined Figure 2 110 The Payment concern combo box
18. Public Transport Demand Charging Discharging Capacity Efficiency Charging Power 4 0 MW 85 0 o Discharging Power 4 0 MW 85 0 Operation restricted to period Figure 2 75 The edit window for E Cars 2 10 4 Cold Storage Cold Storages in energyPRO are modelled using the same principles as are described for the Thermal Storage Cold Storages differ by storing cooling and hereby operation with lower temperatures As with a thermal store you must select which of the production units that have access to the cold storage This selection is done in the Operation Strategy editing window A cold storage will also often have a loss over time that depends on the amount of cooling in the storage This loss can also be modelled in energyPRO 2 11 Electricity Markets User s Guide energyPRO 2 11 1 Market Type Electricity markets are added either by right clicking the folder Electricity market and choosing Add new electricity market or by right clicking in the Graphical User Mode s editing window selecting Add and choose Electricity Market Note that unless the MARKETS module is activated ONLY one Electricity Market may be added to a model If the MARKETS module is The energyPRO desktop in details e 93 Electricity Markets are fundamental for the optimization calculations done by energyPRO activated any number of Electricity Markets may be added See section 2 11
19. User s Guide energyPRO By EMD International A S TT rv rri O T rt YY ed v rd AAS Q O O v QS J gt lt 4 wm Copyright and publisher EMD International A S Niels Jernes vej 10 DK 9220 Aalborg DENMARK Phone 45 9635 4444 fax 45 9635 4446 e mail emd emd dk web www emd dk About energyPRO User s Guide This User s Guide consists of four chapters and a number of appendices Chapter 1 Introduction to energyPRO is a general introduction to the energyPRO desktop Chapter 2 The energyPRO desktop in details describes the facilities in energyPRO window by window explaining the single input fields Chapter 3 Method of calculation in energyPRO explains the general principles in energyPRO calculations Includes a step by step example explaining how the operation strategy is calculated Chapter 4 Functions in energyPRO serves as a reference section explaining the available functions in energyPRO EMD International A S Aalborg July 2012 Contents 1 Introduction to energyPRO 10 A SAR TIVE CIC UN ON ast ctiscict case are E E oa via orate ea nae ese oot aS 10 Te DIS CANA Oe ai ccachealen bstaueacalcantpGl e a a a aires local tolls ENEN 10 MS Ecen e Cond tOn S see o aT tow rcr esc ae le acl aa Ve sae dsp erica vgn ota ase ness eines A eee eu aares 11 LA Service ANG UP GATOS aera a a datsdarnieuees 11 kol
20. 162 e Method of calculation in energyPRO www emd dk User s Guide energyPRO Days in window ll New Window Priorities User def 0 t j Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 Gas engine 1 Gas engine 2 Boilers Lower priority number means better priority T o T Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 WM Gas engine 1 WM Gas engine 2 Boilers Heat consumption pu 5 w G E o 0 Mon 30 04 Tue 01 05 Wed 02 05 Thu 03 05 Fri 04 05 Sat 05 05 Sun 06 05 Mon 07 0 Storage content Storage capacity lt ts w External conditions i Priorities _ Heat Electricity _ Thermal store Figure 3 8 Graphic representation of energy production a week in April May We see that the CHP shuts down in the nights because productions in Low load have low priority Hereto comes an active use of the thermal store Production Strategy Energy Unit Setup Priority of productions Peak load High load Low load Gas engine 1 1 3 5 Gas engine 2 2 4 Boilers T f T Production Strategy Energy Unit Setup Miscellaneous Froduction to Fartial load Selection of store allowed allowed electricity market Gas engine 1 C Fixed tariffs Gas engine 2 w C Fixed tariffs Boilers m Figure 3 9 Operation strategy
21. Allamountsin GBP Figure 2 5 Example of company logo in energyPRO reports User s Guide energyPRO The energyPRO desktop in details 39 Online Data Here it is possible to change the URL for EMD International s NCAR if needed 2 2 2 Window Here are shortcuts to all open reports Two CHPs UK Systern Sell Prices Calculated 5 Window Help Production Graphic Energy conversion annual Two CHPs UK System Sell Prices 04 11 2011 11 19 11 mairinn al a u uM Figure 2 6 User Interface 2 2 3 Help and license activation Help The context sensitive online help is activated by either choosing Help Help or simply by pressing the F1 button Tutorials Online Clicking this will open www emd dk energyPRO Tutorials in your standard browser where you can find tutorials on how to use energyPRO Check for updates There are two ways to let energyPRO check for updates One is by clicking Check for updates now and another is by activating Automatically check for updates which lets energyPRO automatically check for updates at each energyPRO start up About In the about box you will find version number of your actual version of energyPRO and your registration data where you can see which modules you have licensed How to activate energyPRO license To work with energyPRO you need to activate you license When buying energyPRO you will receive a license file needed for the activatio
22. Financial Key Figures Income Statement i Income Statement summary Balance Sheet Balance Sheet summary F r Catalogue of Technical Assumptions Catalogue of Economic Assumptions 6 Operation Strategy Calculation gj Graphical Layout fi Project Reports Figure 2 134 The Reports available in energyPRO ACCOUNTS module chosen Reports are available in FINANCE and ACCOUNTS Reports are available in ACCOUNTS only Operation Strategy Calculation is available only if the operation strategy selected as auto calculated in Operation strategy 132 e The energyPRO desktop in details www emd dk User s Guide energyPRO Hereto come that the duration curves are only shown if the specific demand type is present in the project The technical reports are represented with yellow folders and the technical with blue folders Report Header information Common for all the reports are the report header The information found in these headers is shown in Figure 2 135 The following numbers are referring to the figure 1 The name of your project file extension excluded 2 Project Information given in the Project Identification editing window The name of the report Date and time for report generation Your registration information gt 2 2 Your company logo if chosen as described in section 2 2 1 energyPRO4 0 3 67 Praa Page 30 12 2010 09 10 00 1 TwoCHPs Trigeneration
23. Islandmode 4 This example illustrates a trigeneration plant producing heat electricity and cooling Gaui Wit e The plant is operating in Island mode that is using the produced electricity to cover part of the EMD International A S electricity demand 5 Niels Jernesvej 10 1 GBP is approx equal to 1 5 EUR DK 9220 Aalborg 45 9635 4444 Energyconversion annual Figure 2 135 Header information in reports 2 19 2 Reports to Clipboard All the reports can be copied to clipboard as graphic by entering a button that copies the report to the clipboard Most of the reports have also a data export button If this button is selected the data is copied to the clipboard ready for copying into a spread sheet for instance Excel Energy conversion annual Two CHPs on the German spot market 28 06 2012 File Edit Page oom Page 1 of 1 ae l Copy to clipboard as data Copy to clipboard as graphic Two CHPs on the German spot market This examole illustrates two CHPs omerating on the German soot market Figure 2 136 It is possible to copy reports to clipboard either as data or as graphics 2 19 3 Production Graphical This graphs included in this report depend on the content of your project The graphs are as follows User s Guide energyPRO The energyPRO desktop in details e 133 External conditions Priorities of the individual production units Heat production if Heat production
24. Minimizing Net Production Cost NPC and user defined User defined Operation Strategy The figure below shows two examples of operation strategy editing windows for a project with no cooling demand The upper example is a project with a user defined operation strategy optimized on a flat rate electricity market while the lower shows a project with an automatic operation strategy optimized against a spot market 100 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Operation Strategy C Minimizing Net Production Cost NPC User Defined Operation Strategy Production Strategy Energy Unit Setup Priority of productions Gas engine 1 Gas engine 2 Boilers Operation strategy Operation Strategy Minimizing Net Production Cost NPC D User Defined Operation Strategy January 2010 Select month to see operation strategy of this month Electricity Market Spot Market Net Heat Production Cost Energy Unit Setup ececscesseesosocossecsoscocesessossocssosssosossooesocssosososososossessssso Net Heat Production Cost NHPC versus Electricity Spot Price Start costs excluded T oa a EE oo 2 oO Ee E e 25 30 35 40 45 50 55 Electricity Spot Price GBP MWh el Gas engine 1 Gas engine 2 Boilers Comments 8 Figure 2 86 Operation Strategy window Upper simple user defined example lower auto calculated operation strate
25. Spe RAO MW papqpeastaay a Spotted pe sJexJeul IAPS WI peAa Je Bupe SI pun pol 0 0 Ja a Jay IEW UEA qH 2H 0 0 g Supe Spun Polg H Se IUA 0 JH PAU EPL paye WELW quasaig je pape puew puewep SEI da 0 0 ap Aju 23 9 APUPA JE Supe S HUN Polg SEPN P PAROdS Jo jw pex y wu uep 0 0 qH oa g Jey EU UEA AYLILYI a D AYLILYI aya DTI 3a 9 parano parana EELEE paraanaq Appendices e 237 User s Guide energyPRO
26. The selection of an item in Payment concerns combo box decides the layout of the rest of the editing window E g will combo boxes be visible or not visible depending on selected item in Payment concerns combo box The first three items concerns fuels and electricity exchange crossing the system border The system is defined in section 4 4 Functions used only in Revenues and Operational Expenditures Delivered electricity and Received electricity describes the electricity produced minus electricity consumed either by the production plants themselves or by an actually electricity demand Received fuel is the fuel imported to the energy units User s Guide energyPRO The energyPRO desktop in details e 119 The Next Group of items Production unit and the various Demands are used when a payments is added to the production of a specific Production unit or to a specific demand Fixed payment is a possibility to create a payment which is independent of the energy conversion and the operation of the actual energy system Note that the price pr unit in this case are interpreted as the total annual payment You consequently have to type in the annual amount in this field User defined payment If you have selected User defined in Payment concerns you get access to edit the formula field See also User defined payment selected in payment concerns Formula selecting monthly amounts
27. Thermal store Figure C 1 Graphic report to be changed Double click on the chart to be able to change the set up If you double click on the graphic you got the opportunity to change the Settings Editing Figure C 2 Changing the settings for the graphic Ea Delete Title Clone Now there is to edit the graphic It is beyond the scope of this user s guide to describe the facilities in details Please note that in the version of energyPRO you Cannot save your new settings as default values The graphic report will turn into default values again when you save the project Appendices e 231 D Interpretation of economy functions in calculation the operation strategy Demand functions PeakElecLoadAnnual PeakElectricDemand VIa m zZ LCivliVClo J Energy conversion unit functions ElProd HeatProd O er 1 skal den v re det P CoolingProduction HoursOfOperation lectricCapacity Turnons OO AccEP Oo Other founctions E S HeatValue Unchanged _ Unchanged UnitOfDemand Unchanged _ Unchanged Month nchanged Index Unchanged Unchanged Indeksfaktor Unchanged _ Unchanged TsMean Unchanged Unchanged Functions at system level Oldo m OIT ImMm nim I O con CoolProd O C DeliveredElectricity EP ReceivedElectricity m O O O ReceivedFuel AccDeliveredElectricity AccReceivedElectricity AccReceivedFuel APeakDeliveredElectricity AP
28. User def Summer Fixed Tariffs User def Spot Market User def _ From time Winter hight 16 00 Winter med 16 00 Winter low 08 00 Summer 08 00 Rest 07 00 Add line Delete line Priority Name Winter low From day Monday Monday Monday Monday Monday Add line Delete line From date To date Friday Including 01 12 2012 31 01 2012 Friday Including 01 11 2012 28 02 2012 Friday Including 01 11 2012 31 03 2012 Friday Including 01 04 2012 31 10 2012 Sunday j Including As Graphics _ Comments 5 e Figure 2 79 Electricity markets Fixed tariffs detailed example 2 11 4 Spot Market The year will often be divided into several periods for instance one value for each hour in the year In the energyPRO optimization those values have to be divided into a few groups each covering an interval of values Depending on whether User Defined or Minimizing Net Heat Production Cost auto calculation operation of strategy is selected in the Operation Strategy this is done different and the part of editing window right to the Market Type is consequently different see figure below Delete line EEX2011 Phelix 0 Select Spot prices from time series Priority Name Minimum level Good prices 36 00 Medium prices 17 00 Add line Below bid price 0 00 EEX2011 Phelix Select Spot prices from time series Qua
29. ZS ANS BFADIMICS DULL ON rana een docusadenat ca ne nsarieee tele NO 69 2 8 5 AS time series DUTTON eias eiaa a i dono sdienes S 69 2 9 Enere Conversion UNICS nessieira a aE N E O AE 69 2 9 1 Energy conversion units in general sssenssssessseesssresssresssrressrressrerssereese 69 2 9 2 Production units described by load CUIVES cccccssssecceseeecceeeccseecessaeeeesees 71 2 9 3 Production units not described with load CUrVES c csseccccsseecceeeeeeeeeeeeesees 75 29A WEA FEICCEION scics vauns ces a oansoees we NS 86 2 TO SUONAR GS tp cunceseccantateswasce T A ce cuneundeenidaacie amine eaiwina ceooneundae tide acenes aah leeseanadenn 87 2 10 1 Storages In general ecseri rnnr e Ea A E A A E Era 87 A102 Thermal Store ars a a E 87 2 103 Electrical storie E en A E N 89 2 LOA CO lO SUC Fae Cerne a a cman ey cqammenacas erate uasmecuoseeapngaoedes 93 2 AT EVO CECI Marke aira Faced a a mata secede estan a N eo aerated 93 Del MIWA TE KEE NYC eane enaa 93 N 1 b gt eee ee ee ee ee 95 ZN Fixed TaN S esnan T E a 96 PAN SA SD OE IW ab KOU poa EAE A OE 97 211 5 SNOW AS iQ CSitecarsknscsaalanbteacsaaiiva sade ara a aeiia aak 99 2 11 6 More than one Electricity Market in a model MARKETS ecce 100 ZAP Operation Sha tel yV an a ran E A OE T E A T TOAS 100 Zt L Opera tohn SEALY onnan E 102 22122 Heat FEICCLIOM CAD Een E a 107 2 12 39 MISCEMANCOUS table soaren rerne E EE TRETE 107 2 12 4 The Island Operation Strategy s
30. a t 1 where Y Heat production W A Solar collector area m le Solar radiation on solar collector W m Method of calculation in energyPRO e 183 te The collectors average temperature C that is an average between the temperature of the cold water entering the collector and the hot water leaving the collector t The ambient temperature C For the best results the ambient temperatures should be hourly The efficiency of the solar collector is defined by three parameters No Intercept maximum of the collector efficiency ay The first order coefficient in collector efficiency equation W m C a gt The second order coefficient in collector efficiency equation W m C These 3 parameters are available for collectors tested according to ASHRAE standards and rated by SRCC ASHRAE 2003 SRCC 1995 as well as for collectors tested according to the recent European Standards on solar collectors CEN 2001 Many examples of collector parameters can be found on the internet e g SPF 2004 Note It is important to make sure that collector area entered as a parameter match the area used when determining the values of ng k and kz Typically efficiency curves are provided for gross area in the US and aperture area in Europe Furthermore the model includes Incidence Angle Modifier IAM or Ko The sun is not always located perpendicular to the collector plane the incidence angle gen
31. and a specific amount of 2 27 kg Nm The energyPRO desktop in details e 111 Fuel Received fuel v Natural gas v Formula selecting monthly amounts Amount per unit 2 2700 kg Nm3 Comments Figure 2 99 Emission example fuel dependent Note that the kg part of the unit comes from emission type unit and the Nm part comes from the unit in which the actual fuel is typed Production Unit Production unit v Gas engine 1 Type Fuel consumption M Formula selecting monthly amounts Amount per unit 2 2700 kg Nm3 Comments Figure 2 100 Emission example technology dependent In the second case where emissions is technology dependent the situation can normally be described by choosing Production unit Fuel consumption and the desired production unit in the production unit combo box in this example Gas engine 1 If the project is in either FINANCE or ACCOUNTS it is also possible to attach an index to the amount of emission per unit This is useable for 112 e The energyPRO desktop in details www emd dk User s Guide energyPRO simulating e g changing CO emission of received electricity over the years Development of Amount per Unit E Development of amount per unit over the years Index Figure 2 101 Emission example technology dependent 2 14 Economic input data 2 14 1 Facilities in the economic section The facilities in the economy module depend on which energyPRO module
32. but with a few more settings The selection of calculation module determines which facilities will be accessible within the project You can always change your selection of the project module WARNING If you change from ACCOUNT to FINANCE or DESIGN the specific ACCOUNTS data will be lost If you change from FINANCE to DESIGN the specific FINANCE data will be lost Advanced There are three groups of advanced settings The first one is concerning production options the second group is concerning warning issued when demands are not met and the last group relates to configuration of the optimization Advanced Delivery of both heat and process heat Starting up of production units is slow and expensive Fuel producing energy units in project Show warning when demand is not met Heat Process Heat Cooling _ Electricity Warning when time series changes 30 Minutes asynchronous with calculation step Length of calculation step Length of optimisation period Month recommended Year Check input data Automatic O Only before calculation Figure 2 8 Project identification advanced 42 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Production options Checking the advanced setting is only recommended in very specific situations The available production options are e Delivery of both heat and process heat e Starting up produ
33. looks as shown in Figure 2 87 Operation strategy Operation Strategy Minimizing Net Production Cost NPC User Defined Operation Strategy January 2010 v Select month to see operation strategy of this month Electricity Market Spot Market Net Heat Production Cost Energy Unit Setup Heat rejection allowed Select rejection strategy Gas engine 1 lO Always Never D Only when NHPC is negative Gas engine 2 Always Never Only when NHPC is negative Boilers D Always Never D Only when NHPC is negative Miscellaneous Production to store Partial load allowed Selection of electricity Selected priority in allowed market operation strategy Gas engine 1 v Spot Market Calculated Gas engine 2 v Spot Market Calculated Boilers Spot Market Calculated Comments Figure 2 87 Energy Unit Setup tab for the lower example in Figure 2 86 Heat Rejection allowed This section is visible only if a heat rejection unit is added You check the production unit s that have access to the heat rejection unit Miscellaneous The Operation Strategy window changes its appearance dependent on the following factors e Does the project include electricity demand e Does the project include thermal store e Does the project contain transmissions e ls the operation strategy calculated automatic You have to check allowances and restrictions towards these options E g is the production from an energy conversion u
34. reduce the tax In this case the tax will be paid into the department in years with negative result gt Formula 0 25 ResultBeforeTax User s Guide energyPRO The energyPRO desktop in details e 131 Example 3 The tax percentage starts with 30 0 and increase with 1 from the second fiscal year and over the next 4 years gt Formula 30 0 Increment 1 0 2 5 100 Max ResultBeforeTax 0 Example 4 The project is tax free the first two years and hereafter the tax percentage is 30 Formula Increment 30 3 3 100 Max ResultBeforeTax 0 2 19 Reports 2 19 1 Introduction There are a number of financial and technical reports available in energyPRO The actual available reports are depending on which energyPRO module that is selected the types of energy demands in the project and the selected operation strategy The reports are context sensitive which primarily means that irrelevant information is excluded For instance information about thermal stores are not shown if there are no thermal stores in the project and the report Duration curve for cooling demand is not available if no cooling demand is present The available reports in energyPRO with the ACCOUNTS module chosen are shown in Figure 2 134 Reports J Production graphic Energy conversion annual m Energy conversion monthly Energy conversion summary E Environment Cash Flow monthly 44 Cash Flow summary _ Cash flow graphic
35. s say you want to change the fuel of a production unit You can in the edit window Figure 1 25 change the fuel in the drop down menu or you can move the connection Figure 1 30 Boilers Figure 1 30 Change fuel by moving connection Click on the connection between the fuel and the production unit press on the node at the tail of the connection and move it to the wanted fuel Finally release the mouse button The color of the connection is changed to the color of the wanted fuel Figure 1 31 Natural gas Gas engine 1 9 jib act e 2114 O O ae Gas engine 2 10000 kw Boilers Figure 1 31 Gas engine 2 has changed fuel Another example if you want to change the setting of a production unit s access to the thermal store In the classic user mode you set the access in the operation strategy In the graphical user mode you can also www emd dk User s Guide energyPRO User s Guide energyPRO change the setting by moving a connection In the example below you click the connection between Boilers and any of the heat demands and move the head of the connection to the thermal store now all the production units have access to the store 41 72 MWh a A Thermal store Seer j t u kw w SSS SSSI Natural gas Gas engine 1 5267 kW Pate si as amp es Gas engine 2 a 9 40 GJ tons w WoodChips 10000 KW Spot Market Auto U Boilers Electricity market 12000 MWh erg Tota
36. such as CO NO and SO can be added in this folder if needed 24 e Introduction to energyPRO www emd dk User s Guide energyPRO Economy There are several types of input data for the economy calculations The economic data and the calculations based on these are the main difference between the four types of projecting The groups of economic data are e Revenues e Operation expenditures e Investment FINANCE and ACCOUNT modules e Financing FINANCE and ACCOUNT modules e Taxation ACCOUNT module e Investment key figures FINANCE and ACCOUNT modules e Annual key figures ACCOUNT modules 1 6 3 Reports The range of reports dependents on the selected type of projecting in Project identification In the figure below is shown the reports available when the DESIGN module is chosen Clicking the folder invokes the desired report Reports n Production graphic E Energy conversion annual E Energy conversion monthly E Environment EA Cash Flow month ly s Operation Income D Catalogue of Technical Assumptions E Catalogue of Economic Assumptions E Operation Strategy Calculation B Graphical Layout b EI Project Reports Figure 1 16 Available report if DESIGN is chosen Note that the Operation Strategy Calculation report is only available if the auto calculated operation strategy is chosen in the Operation strategy input window 1 7 Graphical editing With energyPRO
37. that the derating of a production unit is sufficient so that already planned future productions are not disturbed That is to say that the thermal or cooling storages are not overfilled in the future due to the heat or cooling production in the considered time period If production to thermal or cooling storage is not allowed of a specified unit in the Operation strategy the heat or cooling production from that production unit must not change the planned use of the thermal or cooling store If you in the Operation strategy has chosen that the production unit have no access to a heat rejection unit cooling tower the heat 160 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO production from the production unit must not change the planned use of the heat rejection unit in the future Limitation in fuel consumption It is controlled that the derating of a production unit is sufficient so that already planned future productions are not disturbed That is to say that there is sufficient fuel in the fuel storage in the future for already planned productions If it is possible to reduce load so that the above mentioned limitations are met a new planned production has been found and accepted 3 1 8 Planning of new productions follows Operation strategy The Operation strategy is where to choose the superior priority of productions Priority numbers states the order of productions The uni
38. 1 00 m Height units rows Orientation of ground Inclination ground 0 degree Deviation from south 0 degree Figure 2 56 The array shading parameters e Number of rows The number of rows in the array e Distance between rows The distance in meters between each row e Height units The height of each solar collector in meters e Inclination ground The inclination of the ground in degrees 0 means a flat surface e Orientation of ground The orientation of the ground relative to directly south These parameters are used to calculate the effect of array shading on direct beam diffuse and reflected radiation Photo Voltaic In energyPRO solar Photo Voltaic is described by a Size and position b Time series with ambient temperatures and solar radiation and c a PV module specific information and d Miscellaneous see Figure 2 57 Solar photovoltaic i Name Solar photovoltaic Size and Position __ Non availability periods Installed capacity 500 0 kW Latitude UTM 51 0 degree Inclination of photovoltaic 35 de gree Orientation of photovoltaic 0 Deviation from South degree Select Input Time Series PV module specification Ambient temperatures Hourly outdoor ter v Maximum power 100 w Temperature coefficient 0 400 C of power Aggregated Radiation NOCT 45 C Direct and Diffuse Radiation Radiation on horizontal plane Miscellaneous Aggregated radiation Aggregate
39. 2 60 Photo Voltaic PV module specification Miscellaneous Aggregated losses from module to grid This value represents the losses from module to grid and encompass PV array losses cable losses inverter losses etc Number of values The calculated number of panels based on installed Capacity and the Maximum power from the PV module specification Miscellaneous _ Aggregated Losses 10 0 from module to grid Number of PV modules Figure 2 61 Photo Voltaic Miscellaneous Wind farm The wind farm is a specialised energy unit having the general energy unit properties such as non availability periods the operation dependent on other unit option and the restricted to period option The wind farm uses an external time series with measured wind speed and a wind farm power curve to calculate electric production form the wind farm The time series with wind speed must be present in the External conditions folder and the power curve must be specified in the wind farm editing window Calculation type There are two approaches for calculation wind farms in energyPRO 1 Annual production calculated divided into two sub cases a Park power curve is used directly b Power curve is scaled to another level 2 Fixed annual production wind speed is scaled All approaches require that a time series holding wind speed is available and present in the External conditions folder The energyPRO des
40. 2 different types of graphical overview namely e The site overview which shows all the sites in the project and the transmissions between them This view is only relevant in projects with more sites e The graphical overview of a single site which contains the following components e Fuels e Demands e Energy Units e Electricity market e Transmission to other sites This is so to speak the physical part of an energyPRO project External conditions Operation strategy Environment and Economy are not included in this version of graphical editing 1 7 2 What about the old way of doing things You can at any point change the settings to the classic user mode In Setup Options you can switch between Graphical User Mode and Classic User Mode see Figure 1 18 The setting is saved by energyPRO and is not depending on the given energyPRO project file www emd dk User s Guide energyPRO File Setup Tools Window Help Er User Interface Report Logo _ Online a P User Mode E O Classical Graphical E F Figure 1 18 Switching between Graphical and Classic user mode 1 7 3 A better overview The graphical user mode shows all the main figures at a glance As shown in the screenshot below you can see the heat value of the fuels the full load capacities of the production units the storage capacity the annual demands and the electricity market type At t
41. 6 for more on several Electricity Markets When adding the first and possibly only Electricity Market it is possible to choose between three market types e Flat Rate e Fixed Tariffs e Spot Market If you have electricity production but the electricity price is the same all time then choose Flat Rate It is often preferable that energy units produce or consume in certain hours The reason can e g be that the prices paid for electricity may vary significantly within day and night and between weekdays and weekends In such cases you need to define an Electricity Market and have to choose either Fixed Tariffs or Spot Market Fixed tariffs are tariffs such as the Danish triple tariff or a UK Day and Night tariff Spot Market is used when optimization is based on fluctuating electricity soot market prices Market Type Market Type O Flat Rate User def O Flat Rate Auto O Fixed Tariffs User def O Fixed Tariffs Auta Spot Market User def Figure 2 76 Selecting Market Type The addition auto or User def indicates whether Operation strategy is selected to be calculated automatically Minimizing net heat production costs or it is user defined The layout and functionality of the rest of an Electricity Market window depends on the actual choice Market Type and choice of Operation Strategy In an Electricity Market the hours in th
42. Argument Description FUnit The Name of the specified Energy conversion unit Returning Accumulated number of full load hours over the planning value years Returning unit hours Description This function returns the accumulated number of full load hours on an energy conversion unit Typically it is used when units obtain grant until a certain amount of full load hours or for service intervals Example AccAllYearsFullLoadHours CHP returns the number of full load hours on the energy conversion unit CHP accumulated over the planning period Demands In Table 4 5 is found the function that are used for getting the dmands Name Returns Unit CD coolingdemand Cooling demand MWh month ED electricitydemand Electricity demand MWh month iD heatdemand heatdemena Mwimonn PHD Processheatdemand Process Heat demand MWh month PeakElectricityDemand The peak value for the month MW Period for electricity demand for Period User s Guide energyPRO Functions in energyPRO e 213 Syntax Description Example Syntax Description Example Syntax Description Examples Syntax 214 e Functions in energyPRO www emd dk Table 4 5 Functions getting demands CD Returns the monthly cooling demand CD DemandName Argument Description DemandName The Name of the specified cooling demand Returning value Monthly cooling demand Returning unit MWh month This function returns monthly heat demand CD Cooling Demand re
43. Currency The name symbol of the currency Used for presentation only Inflation Select which of your created indexes that describes the inflation Nominal discount rate The nominal discount rate is used for calculating the Present Value of the investment See the report Financial Key Figures Indexes Indexes used for economy calculations should be defined in the External Conditions of the Input Data window and then referenced in the Economy Main folder window For more details please see the description in the General Input Data section External conditions Indexes Investment key figures If the FINANCE or ACCOUNTS is selected there are two general project evaluation options available e Present value e Internal Rate of Return Note that the present value is calculated using the Nominal discount rate Key Figures Investment key figures Present value IRR Internal rate of return Based on monthly payments O Based on annual payments _ Define annual key figures Figure 2 104 Key figures Present value selected as investment key figure 114 e The energyPRO desktop in details www emd dk User s Guide energyPRO The selection is made in the Economy editing window see Figure 2 104 IRR in energyPRO When you choose to include Internal rate of return in your calculation you get the following warning a WARNING The IRR does only make sense if the project contains of ONE investment
44. Electricity H el Gas engine 1 Gas engine 2 Total sale of heat Thermal store Figure 1 21 Rearranged graphic view To rearrange simply mark a component and move it as you like If you mark a connection you will be able to drag any of the pointers to rearrange the connection Figure 1 22 Sg l Total sale of heat Net work loss Figure 1 22 Marked connection With the head or tail pointer the point of connection at the component can be changed Figure 1 23 28 e Introduction to energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO _ gt LL_L__L s Thermal store i b amp Figure 1 23 Moving connection point If you regret the rearrangement pressing the auto arrange button arranges the components and connections according to energyPRO default settings Figure 1 24 Zoom 100 e Figure 1 24 Auto arrange button 1 7 5 How to edit Change values If you need to change a value of a component e g a production unit you simply double click the component or right click and select Open Gas engine i Name Gas engine 1 Production unit type CHP v Non availability periods Start Time End Time Fuel Natural gas a 09 01 2012 17 01 2012 Powerunit 01 02 2012 09 02 2012 Min Operation time Hours Add li Delete li ine elete line Power curves Operation Fuel Heat Elec power Performance kW k
45. Figure 3 14 Energy production graphic Priority 2 included Adding priority 3 Gas engine 1 in high load hours Production Strategy Energy Unit Setup Priority of productions Peak load High load Lowload Gas engine 1 1 3 Gas engine 2 2 Boilers Figure 3 15 Gas engine 1 in high load Priority 3 included After having included the third priority Gas engine 1 in high load hours the production is still not restricted The use of the thermal store is increasing 166 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO Days in window lt s New Window N in w at n N gt tn Priorities User def Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 Lower priority number means better priority Gas engine 1 Gas engine 2 Boilers Heat MVV Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 WM Gas engine 1 WM Gas engine 2 Heat consumption Thermal store MAh Mon 30 04 Tue 01 05 Wed 02 05 Thu 03 05 Fri 04 05 Sat 05 05 Sun 06 05 Mon 07 0 Storage content Storage capacity lt Fr ow External conditions _ Priorities i Heat J lt Electricity i Thermal store i Figure 3 16 Energy production graphic Priority 3 included Adding priority 4 Gas engine 2 in high load Production Strategy Energy Unit Setup Prio
46. Financial Expenditures Result Of The Year fore tax Tax payments Taxation Total Tax payments Result Of The Year Average price 12 000 0 MWh 9 324 0 MWh 4 376 0 MWh 3 329 579 1Nm3 3 329 579 1Nm3 9 620 0 MWh 4 080 0 MWh 519 1 MWh at st at at st st st 35 0 50 0 35 0 0 2 0 0 5 0 5 0 0 5 420 000 466 200 153 160 665 916 0 48 100 20 400 260 619 360 1 039 360 665 916 68 760 734 675 100 000 100 000 204 685 105 923 1 980 103 963 100 721 25 180 25 180 75 541 Figure 2 150 Income statement report 2 19 15 Income Statement summary The Income statement summary report includes the balance sheet for all years in the planning period Two CHPs on fixed tariffs balance sheets and income statements This example illustrates a cogeneration plant selling and buying its electricity on a fixed tariff market with income statements and balance sheets for a 15 years period energyPRO 4 1 2 262 28 06 2012 13 05 57 1 EMDInternationalA S Niels Jernes Vej 10 DK 9220 Aalborg 45 9635 4444 Income Statement summary All amounts in GBP 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 Revenues Sale of nest 420 000 424 313 433 417 445 041 453 667 460 670 468 513 478 408 493 435 495 367 508 224 518 789 530 366 533 899 553 352 ale of electricity Day 466 200 472668 455243 494341 504 522 509 754 522765 532301 54
47. In this case a deficit in an actual year may be used to bring down tax payments in up to five years ResultBeforeTax Returns the result of the income statement of the actual fiscal year before taxation Syntax ResultBeforeTax Argument Description Returning The result of the actual fiscal year before tax value Returning unit lt currency gt Year A logical function returning 1 if the argument correspond with the actual year number in tax calculation otherwise it returns O zero Syntax Year Yearno Argument Description YearNo The year number Returning 1 if true O if false value Returning unit Description A logical function returning 1 if the argument correspond with the actual year number in tax calculation otherwise it returns O zero Example Year 1 Year 2 returns 1 in first and second fiscal year O otherwise 220 e Functions in energyPRO www emd dk User s Guide energyPRO 4 6 Functions used only in Annual Key Figures Syntax Syntax User s Guide energyPRO In an account project there is an option of formatting a report with user defined key figures To establish those key figures the following functions are available Long version Short version Depreciations ExtraordinaryIncome FCAnnualMWh ProductionUnit FinancialExpenditures FixedAssets LongTermLiabilities OperationExpenditures OtherCurrentAssets OwnersCapital QI value1 value2 Reserves Result Revenues ShortTermLiabilities Tax
48. MNPuUt TON aan a a lessons a a ates 47 2 4 2 External conditions TIME SELICS cceccccsecccceseccccesececaeseeseeeecssaecesseeeeesaes 49 2 4 3 External conditions Online NCAR Data ccccccssssecceseseccenececseneceseeeeeesees 51 2 4 4 External conditions Time Series FUNCTIONS ccceecccccsssseceeeeeeeeeeceaeeeeeeeeeees 55 2AS External conditions IMGEX OS aieea EEEE E OEO 57 2 5 Sites 59 Do L AACN MOr SITE Suona a 59 2S 2NAGING ransis SIONS a E a A E E O GAN 60 PAG Mell S MISSION NE A PEE A EE E EEE E E E EE EE PE TEE 60 2 6 1 Restricting when transmissions can be USEC cccssesccceseeeeceeseeeeeneceseeeeeesees 61 2 6 2 What about fuel and electricity transmissions cccccsssseccceeesseeeeeeeeeeeeeeeees 61 2 7 Fuels 62 2 7 1 Editing options for editing a specific fuel ssnnesssennssserenssseeresssreresssreresseree 62 22 EADE the datatieldS ares a E 63 2 7 3 Using fuel when defining energy Unit ccccccccsssssccccceeseeceeeeeeeeeceeseeeeeeeeeees 64 28 DEMIN reens osane aalaeen eacusaaee al acne soe seareaa ns caneaoe ace anieaueesaeads 64 2 8 1 Developing Over the Vals cccccssssccccsseccceeecccssseccsescesseeseeseuseeeseaecessaeeeesees 65 User s Guide energyPRO Contents e vii viii e Contents 2 8 2 Restricted Period Of CONMECUON onein in a O A aorta 65 2 8 3 Demand depends on external CONCITIONS ccccccsseeecceseeeeceeeeeeeeeeesseeeeesees 66
49. Method of calculation in energyPRO 151 3 1 Method of energy calculation in EnergyPRO ccccssscccccsssscceccsesecceeeeeeecessaeeeeeessaeesees 151 3 1L meopta tion PrOD Miesse e 151 3 1 2 Time series is a fundamental object in energyPRO cccccssssececceeseeeeeeeees 152 3 1 3 Splitting up the planning period fixed tariffs cc eeeeeccccecceeesseeeeeeeeeeeeees 155 3 14 EN Grey CONVENSION UNITS s cenveiosscmaxsansunvsnoacuatsaneaiietadeadwed seapeeescodscuwecanatuatadondueess 156 3 1 5 Thermal storage and Cold storage ccccsssceccesecceceesccccenseesaeesecsescesseesessees 157 3 1 6 The Operation strategy example with Fixed tariffs User defined 158 3 1 7 Calculating a time period under restrictions ccccceecccsseceeseceeeseeeeeeeeeeceees 159 3 1 8 Planning of new productions follows Operation strategy cccccsssseceeeeees 161 3 1 9 An example of planning optimal productions in energyPRO cccceeeceeees 162 3 2 Method of economy calculation in energyPRO cccccccsssssccccceeseececeeescceesaeeeeessseneees 171 3 2 1 energyPRO calculates nominal payments ccccsssecccesssecceeeecseeeeeseeeseesees 171 3 2 2 Net present value CalCUlAtiON cccceccccssseccceseececeecccseesecssuesecseeseeseeeseesees 172 5 2 S INterhal Fate On retur aa a a a E 172 ILA PAV DAC IME aaea ra a a O ee ene N a 173 3 3 Method of solar calculation in ener
50. To the right is the productions shown The watchful observer will notice that the productions do not hour by hour match the demands The reason is that a thermal store is displacing productions in order to operate the plant more efficiently The report is invoked by pressing the button User s Guide energyPRO The energyPRO desktop in details e 137 Two CHPs on fixed tariffs This example ilusraies s cogenerstion Duration curve for heat demand 138 e The energyPRO desktop in details plant selling ard buying Ms electricity oF a feed tani market energyPRO4 1 2 262 energyPRO4 1 2 262 280020121281121 2500 2012 1283261 Two CHPs on fixed tariffs This example Mustrates s cogeneration piart s Duration curve for heat demand 1 January 2012 to 1 January 2013 Figure 2 141 Duration curve for heat demand left Demand curve for heat demand with productions included right 2 19 8 Environment The environment report is based on the information you defined in your environment input data folder energyPRO4 1 2 262 gt a 28 06 2012 12 53 54 1 ee use EMD International A S Niels Jernes Vej 10 DK 9220 Aalborg 45 9635 4444 Two CHPs on fixed tariffs This example illustrates a cogenerstion plant selling and buying its electricity on a fixed tariff market 1 GBP is approx equal to 1 5 EUR Emissions 2012 CO2 ton All Production units 7 558 CO2 Total 7 558 NOx kg Engines 33 487 Existin
51. ___ Boilers Heat consumption Electricity MV Mon 07 05 12 Tue 08 05 12 Wed 09 05 12 Thu 10 05 12 Fri 11 05 12 Sat 12 05 12 Sun 13 05 12 Mon 14 05 E Gas engine 1 MJ Gas engine 2 10 fun fon a ab ann nnnnnn ene nbennnnenanene e ponwnnnnnnonnabonsnenenhgen banegs e 0 Mon 07 05 Tue 08 05 Wed 09 05 Thu 10 05 Fri 11 05 Sat 12 05 Sun 13 05 Mon 14 0 Thermal store My nN i Storage content Storage capacity lt its gt w External conditions Priorities Heat Electricity Thermal store Figure 3 1 In this figure heat productions and thermal store in a week in May In the shown example it is assumed that the demand for electricity is highest in the daytime high tariff During night time in the weekends and on official holidays the demand is reduced even further low tariff The price structure for the electrical production reflects this variation and hence the priority number Net Production Cost in the top graph are lower for the CHPs in the day time compared with the night time and weekend The heating demand is low during the summer and much higher during the winter A thermal store is used to solve the temporal displacement between the demands for electricity and the demand for heating 3 1 2 Time series is a fundamental object in energyPRO Project information about has to be available and the energy system has to be modelled before energyPRO starts calculating optimal energy produc
52. a fixed payment not related to the energy conversion User s Guide energyPRO The energyPRO desktop in details e 145 energyPRO4 1 2 261 Two CHPs on fixed tariffs balance sheets and income statements 37 06 2012 14 08 01 1 This example illustrates a cogeneration plant selling and buying its electricity on a fixed tariff market bees ce with income statement and balance sheets for a 15 years period EMD International A S Niels Jernes Vej 10 DK 9220 Aalborg amp 45 9035 4444 Operation Strategy Calculation January 2012 Operation Strategy main tables Net Heat Production cost Boilers o d a AI amounts in GBP MWh heat Gas engine 1 Day Night Revenues Sale of electricity Day 0 55 MWh at 50 00 47 30 0 00 Might 0 95 MWh at 35 00 0 00 33 11 Sale of electricity Total 47 30 233 11 Total Revenues 47 20 35 11 Operating Expenditures Fuel costs Natural gas 226 50 Nims at 0 20 45 30 45 30 Fuel costs Total 45 30 45 30 Operationg Maint Engine 1 0 95 MWh at 5 00 474 474 Engine 0 00 MWh at 5 00 0 00 0 00 Boilers 0 00 MWh at 0 50 0 00 0 00 Operation Maint Total 473 473 Total Operating Expenditures 50 03 50 03 Heat Production Costs 273 16 92 Figure 2 155 Operation strategy calculation an fixed tariff example 146 e The energyPRO desktop in details www emd dk User s Guide energyPRO Spot prices The first page contains the graphic representation of the net heat production costs as functi
53. and buying its electricity on a fixed tariff market with income statements and balance sheets for a 15 years period EMD International A S Niels Jernes Vej 10 DK 9220 Aslborg 45 9635 4444 Balance Sheetas on December 31 2012 l All amounts in GBP Fixed assets Investment 1 900 000 Total Fixed assets 1 900 000 Total Cash Account 124 371 Total Other Current Assets 0 ASSETS 2 024 371 Total Transferred Result 275 541 Short Term Liabilities Taxation 25 180 Total Short Term Liabilities 25 180 Long Term Liabilities n 1 723 650 Total Long Term Liabilities 1 723 650 LIABILITIES 2 024 371 Figure 2 152 Balance sheet report example 2 19 17 Balance sheet summary The balance sheet summary report includes the balance sheet for all years in the planning period 2 19 18 Catalogue of technical assumptions This catalogue includes most of the technical data in the technical input data folders The exception is that the time series are only represented by monthly min max and average values The structure of the catalogue follows the input data folder structure 2 19 19 Catalogue of economical assumptions This catalogue includes most of the financial data in the economy input data folders The structure of the catalogue follows the input data folder structure Formulas used for defining payments are placed in an appendix in the catalogue 2 19 20 Operation Strategy Calculation This report shows the calculation of the operation
54. diff L ey 3 3 4 Array shading Without array shading the calculated radiation on an inclined surface is valid for single rows of surface Often large scale solar collector or photo voltaic systems will be mounted on the ground in rows The radiation will be reduced on the subsequent rows a C1 ie The reduction of the radiation depends on the following input data or solar data e B The inclination of the ground e vz The orientation of the ground related to south e s The inclination of the surfaces e Yaf The orientation of the surfaces related to south h m The height of surfaces d m The distance between the rows related to the ground 0 The latitude of location e Nrows The number of rows wW The solar hour angle O The solar zenith angle Method of calculation in energyPRO e 179 Beam radiation If the inclination of the ground is zero the surfaces of the solar collectors or PVs are orientated at south and the sun is in south the length of the shadow can be calculated by the use of sinus relations L rn E T sin 180 s 90 0 However the ground can have any inclination in any direction the surfaces can have any inclination in any direction and the sun is deviating from south most of the day We need to find the length of the shadow on the surface in the hour angle plane w d l h re sin 90 0 o 2 sin 180 s 90 0 Paro l 6 Pero Where l
55. is a unique short name for the time series The symbol is used for referencing the time series elsewhere in the energyPRO All time series time series functions and indexes used in a project must each have a unique symbol The energyPRO desktop in details 49 Note The symbol is repeated in the header of the editing window Unit The unit in which the values in the time series is stated The unit is for presentation use only and is not evaluated during calculations Time series Time series consist of rows all specified with the two fields date time and value see Figure 2 16 Arbitrary length of periods between every element in the time series is allowed The function of the buttons Copy all Copy all values from the actual time series to the clipboard From the clipboard the values can e g be pasted into a spread sheet like Excel Copy selected Copies selected row s from actual time series into clipboard Selection is to done by use of the keyboards arrow tabs or by mouse Paste Pastes the content from clipboard to the time series table Make sure you are pasting using the correct format date time and value For more on importing data from a spread sheet to a time series in energyPRO see appendices A Delete all Deletes all values in the time series Delete selected Deletes selected row s from the time series Selection is done by using either the keyboards arrow tabs or the mouse As Graphics The upp
56. next calculation step This ensures that when the unit is started it can keep running for as long as possible it could still be restricted by other things Reducing starts by looking for full fuel storage In the same way a unit could keep starting for a short while whenever there is enough for it to run in the fuel storage So in this case we will delay the start until the fuel storage is full again given the next calculation step has the same priority This gives the unit the longest start block without being restricted by the fuel input 3 1 9 An example of planning optimal productions in energyPRO The aim with this section is to give an understanding of how productions are calculated in energyPRO and thereby giving you ideas on how to create optimal productions This introduction is based on a week in April First the final planned production for the week will be presented Hereafter it is shown how the production is constructed by adding priority numbers in the Operation strategy one by one The principle described in this section is the same regardless of the selected electricity market and whether the Operation strategy is user defined or auto calculated Planned production In Figure 3 8 is shown a graphic representation of an example with three energy conversion units These units are two gas engines and a boiler Furthermore a thermal store has been added The example has an electricity tariff with three levels attached
57. not possible to restrict transmission of Electricity and Fuel between the sites This means that all sites are connected to each other with Electricity and Fuel transmissions So if you have a restricted Fuel it will be available on all sites and the storage is common for all of them In the same way an electricity producing unit can produce electricity for an electricity demand on another site User s Guide energyPRO The energyPRO desktop in details e 61 2 7 Fuels Load or add fuel data via You have two options for including the fuels used in your project The the main menu or via first option is to include them from a library The second option is to add the fuel folder a new fuel You can use earlier saved sets of fuels as a starting point when you edit data Right click in the input data folder structure at Fuels select Load and choose the data you want to import The imported data are now present in the editing window and can now be edited Input data Add new fuel Load fuel Figure 2 29 Adding fuel data via Fuel folder If you want to add new data then right click in the folder structure at Fuels and select Add new fuel An empty fuel editing window is now shown and your data can now be filled in 2 7 1 Editing options for editing a specific fuel Figure 2 30 shows the editing options when editing a specific fuel Beside the lo
58. payments The date specified indicates the month where the investment takes place All payments are booked primo month _ Investments Date Amount Add line 1 01 01 2012 1 000 000 Remove line 2 1 01 2013 1 000 000 Figure 2 119 Investment Depreciation The depreciations option is available in ACCOUNTS only 124 e The energyPRO desktop in details www emd dk User s Guide energyPRO 2 17 Financing User s Guide energyPRO Depreciation Type Linear O Saldo O User Defined Period 20 ears Revaluation of assets Fiscal Year Depreciation Let tor Depreciation 1 0 2 2012 50 000 950 000 3 2013 100 000 1 850 000 4 2014 100 000 1 750 000 5 2075 100 000 1 650 000 6 2016 100 000 1 550 000 T 2017 100 000 1 450 000 a N18 ann Ann 13460 nnn Figure 2 120 Depreciation of investments Type There are three types of depreciation options available e Linear e Saldo e User defined The table showing the depreciations is updated automatically while changing data If user defined is selected the depreciation column in the table will be accessible to input Note that you can type in an amount which is valid at the opening balance which correspond to an existing asset If the amounts left for depreciation is negative this corresponds to depreciation in advance and will be booked in the Balance Sheet as Reserves Revaluation of assets Revaluation of assets Index Inflation s Figure 2 121 Revalua
59. returns the accumulated value hereof for the actual year in calculation Also seeAlso see AccDeliveredElectricity Examples AccReceivedElectricity Fixed Tariff All Periods AccReceivedElectricity Fixed tariff Highload AccReceivedFuel Returns the Accumulated monthly amount of a specified fuel received into the energy system Syntax AccReceivedFuel Name Argument Description Name The Name of the specified fuel Returning Monthly amount of fuel received to the system value Returning unit MWh Description The accumulated amount of a specified fuel consumed by all production units in actual year of calculation Examples AccReceivedFuel Natural Gas PeakDeliveredElectricity Returns the Peak load of electricity delivered to the specified market in the specified Priority period Syntax PeakDeliveredElectricity Market PriorityPeriod Argument Description Market The Name of market All markets return the accumulated amount for all markets PriorityPeriod The Name of the Priority period name specified in Electricity markets All Periods return the accumulated amount in all priority periods Returning value Monthly peak of electricity delivered to market Returning unit MW month Description In every calculated time step within a month the peak of electricity delivered to the market is calculated This peak is calculated as the maximum value within a month of the actual electricity consumption by production uni
60. series with the symbol T _ Formula for dependency Depends linear on ambient temperatures C Is user defined Reference temperature 17 0 C Symbol for ambient temperatures T Formula Check Figure 2 38 Formula for dependency degree day distributed heat demand Symbol for ambient temperature In the symbol for ambient temperature combo box you find all the symbols attached to the time series and time series functions included in the External conditions folder Select the symbol used in the time series containing your ambient temperatures in the figure T Reference temperature The reference temperature is the ambient temperature below which room heating is needed In Denmark this temperature is normally assumed to be 17 C Formula When Depend linear on ambient temperatures is chosen the formula field is dimmed and not editable In the formula field you see the degree day formula including the reference temperature and the symbol for the ambient temperature If e g the reference temperature are 17 C and one day have an ambient temperature of 12 C and another day have an average temperature of 7 C there will be 17 C 12 C 5 degree days in the first day and 17 C 7 C 10 degree days in the second day That means that the first day only gets half of the amount of ambient dependent heat demand as the second day Is user defined If Is user defined is chosen the options for setti
61. solar radiation is available then select Aggregated radiation and select the time series holding these data If both Direct and Diffuse is available then select the two time series holding these data see Figure 2 59 Select Input Time Series Ambient temperatures Hourly outdoor ter Radiation on horizontal plane Aggregated Radiation O Direct and Diffuse Radiation Select Input Time Series Ambient temperatures Hourly outdoor ter Radiation on horizontal plane O Aggregated Radiation Direct and Diffuse Radiation 80 e The energyPRO desktop in details Aggregated radiation Aggregated solar r Direct radiation Direct Radiation aa Diffuse radiation Diffuse Radiation Figure 2 59 Photo Voltaic Select input time series PV module specification The PV module is described by three parameters normally found on the manufacturers data sheets Maximum power The Maximum power from the PV panel under standard conditions This value is not used in the energy conversion but only to calculate the number of panels www emd dk User s Guide energyPRO User s Guide energyPRO Temperature coefficient of power This coefficient specifies how the power productions from the panels react to changes operating temperature NOCT Normal Operating Cell Temperature PV module specification Maximum power 100 wW Temperature coefficient 0 400 agp of power NOCT 45 C Figure
62. speed values are scaled by a factor This factor is calculated and is used when calculating the production at any time See the description in section 3 4 Wind turbrne EE Name Wind turbine Calculation type _ Non availability periods O Annual production calculated Fixed annual production Wind speed specification ___ Time series bas ic_E09 335_N54 Measure height 4 m Hub height ET m Hellmann exponent Annual production 5 000 MWh Wind speed modification factor 0 98 Calculated Max power in power curve Wind speed Power kW 3 00 0 00 4 00 66 30 5 00 152 00 6 00 280 00 7 00 457 00 8 00 690 00 9 00 978 00 10 00 1 296 00 414 0N i Foo AN 10 15 20 Add line Delete line Wind speed m s Figure 2 69 Fixed annual production Scaling wind speed 2 9 4 Heat rejection A heat rejection unit is e g used in situations where electricity demands require electricity production from co generating engines while the heat produced by the cooling of the engines cannot be utilized If a heat rejection unit is inserted you must remember to select which of the production units that have access to the heat rejection unit This selection is done in the Operation Strategy editing window 86 e The energyPRO desktop in details www emd dk User s Guide energyPRO 2 10 Storages Thermal stores are often key elements in creating cost effective energy sys
63. strategy in details The report is invoked by clicking the Operations Strategy Calculation folder in the Reports tree view shown in Figure 2 153 144 e The energyPRO desktop in details www emd dk User s Guide energyPRO Environment Ge Cash Flow monthly B Financial Key Figures H E Income Statement B Income Statement summary H E Balance Sheet ij Balance Sheet summary rr rr B Catalogue of Economic Assumptions a i Graphical Layout J Project Reports Figure 2 153 Selecting Operation Strategy Calculation In the preview choose the month to be shown Figure 2 154 Choose Month for Strategy calculation January 2010 Cancel Figure 2 154 Selecting a month for the Report Hereafter a report will appear The report layout is depending on the selected operation strategy Figure 2 155 show an example based on fixed tariffs while Figure 2 156 show an example based on spot market optimization Fixed tariffs The report starts with a main table containing the calculated Operation Strategy The value in this table is identical with the values found in the Operation Strategy editing window Hereafter follows tables with detailed calculation results for each production unit Each table contain the calculation of the net heat production costs in all tariff periods Note that payments that are identical for all productions units in all tariff periods are excluded This could for instance be
64. temperature NOCT Nominal Operating Cell Temperature Hereto come losses from the pv module to the grid mise such as miscellaneous PV array losses and other power conditioning losses Method of calculation in energyPRO e 185 The power production at grid becomes Paisg Poy 3 1 7 Aise 186 e Method of calculation in energyPRO www emd dk User s Guide energyPRO 3 4 Method of wind farm calculation in energyPRO User s Guide energyPRO The wind farm model in energyPRO cover three different cases 1 Annual production calculated a Power curve used directly b Power curve is scaled to another level 2 Fixed annual production wind speed is scaled 3 4 1 Definitions WS t Wind speed measured m s at time t WS t Wind speed calculated m s at time t Hm Height of measurements m Hh Hub Height m o Hellmann coefficient Ms Wind speed modification factor PC WS t then power from the power curve based on the calculated wind speed at hub height and linear interpolation on power curve P maxPc Max power value found in power curve Pax Max Power stated P t Production at time t Pannuaibearad Annual production desired MWh Paaaualeale Annual production calculated MWh 3 4 2 Mathematical description Wind speed at hub height Calculated wind speed at hub height in cases 1a and 1b Woe ieee C m H m Calculated wind speed at hub height in case 2 Method of calculation in ener
65. the column Name of key figures and select the Header option in the Shown as column You can use the following built in functions in either their long or short version The functions all returns annual values Long version Short version CashAccount Depreciations ExtraordinaryIncome FCAnnualMWh ProductionUnit FinancialExpenditures FixedAssets LongTermLiabilities OtherCurrentAssets OwnersCapital QI value1 value2 Reserves Result Revenues ShortTermLiabilities Tax OperationExpenditures 116 e The energyPRO desktop in details www emd dk User s Guide energyPRO TransferredResult Table 2 2 Functions available for defining annual key figures Long version Short version Revenues OperationExpenditures Depreciations FinancialExpenditures ExtraordinaryIncome Tax Result FixedAssets OtherCurrentAssets OwnersCapital TransferredResult Reserves ShortTermLiabilities LongTermLiabilities FCAnnualMWh ProductionUnit QI value1 value2 Table 2 3 Functions for defining annual key figures In chapter 4 Functions in energyPRO is found a detailed description of the functions to be used in energyPRO 2 15 Revenues and Operational Expenditures Essentially revenues and operational expenditures consist of picking out results from the energy calculation and multiply these results with unit prices This is done for all the payments you want specified An unlimited number of payments can b
66. the original unit used when defining a specified demand UnitOfDemand DemandName Argument Description DemandName The Name of a specified demand Returning value Conversion factor Returning unit MWh lt unit gt Where lt unit gt is the original unit used when defining the specified fuel This function returns a conversion factor from MWh to original energy unit used when defining a specified demand This function is normally used for converting a demand in MWh to its original unit UnitOfDemand HeatDemand 1 Consider that the used unit of demand is GJ Then the function will return 0 2777777 MWh GJ www emd dk User s Guide energyPRO 4 5 Functions used only in Taxation Syntax Description Example User s Guide energyPRO Name Returns ResultBeforeTax The result of the actual fiscal year before tax LossCarriedForward n The last n years loss reduced with eventually profits from the fiscal years Increment amount n1 n2 This function increments from zero with the value amount from fiscal year n1 to n2 Example Increment 10 2 4 gives the result Fiscal year1 O Fiscal year 2 10 Fiscal year 3 20 Fiscal year 4 30 Fiscal year5 30 1 in the fiscal year n O otherwise Example Year 1 Year 2 returns 1 in first and second fiscal year O otherwise Table D 7 Taxation functions available for user defined formulas Increment This function represent is a step function to model a linear
67. 0 4 4000 3 13 01 2002 00 00 00 6 9000 Reports 14 14 01 2002 00 00 00 6 6000 E Production graphic 5 15 01 2002 00 00 00 5 1000 3 E Energy conversion annual Energy conversion monthly meree meeen E Duration curve for heat demand E Environment E Cash Flow monthly Developing over the years As graphics E Operation Income E Catalogue of Technical Assumpt S Catalogue of Economic Assump Central England a SB Operation Strategy Calculation Source Hately Centre 1961 1990 monthly average temperatures v E Graphical Layout gt e E Project Reports Figure 3 2 A time series consists of a symbol a unit and a set of points consisting of Date Time and Values When you have made a new time series this time series is available both to model the variation of demands to influence the power curves of production units and to describe electricity prices on the spot market During an energyPRO calculation the calculation period is split in to fixed calculation steps where everything is constant The size of this step is controlled in the Project Identification If your time series do not match the specified calculation step energyPRO will calculate mean values or closest values for a given calculation step energyPRO automatically extends your time series If you have described in an energyPRO model that demands or production units depends on some external condition e g ambient temperature energyPRO needs to know for the complete planning per
68. 00 ha 22 1 21 5 2 21 01 2002 00 00 00 Ia 23 1 22 4 5 22 01 2002 M 4 gt M Sheet1 Sheet2 lt Sheet3 lt I Figure A 4 Columns with the correct date and time format is now created Now you can copy the columns into the time series in energyPRO 9 Project identification External conditions Gi Time series fifi Ambient temperatures E Time series functions E Energy conversion units E Storages E Electricity market E Environment H E Economy 8 Financial Key Figures B Income Statement 88 Income Statement summary 4 9 Balance Sheet Zs Balance Sheet summary i A n er ot 4a Figure A 5 Data from the spread sheet copied into the time series Appendices e 01 01 2002 00 00 00 02 01 2002 00 00 00 03 01 2002 00 00 00 04 01 2002 00 00 00 05 01 2002 00 00 00 06 01 2002 00 00 00 07 01 2002 00 00 00 08 01 2002 00 00 00 09 01 2002 00 00 00 10 01 2002 00 00 00 11 01 2002 00 00 00 12 01 2002 00 00 00 13 01 2002 00 00 00 14 01 2002 00 00 00 15 01 2002 00 00 00 Add line _ Developing over the years Delete line ial amp 229 B How to save as a pdf file 230 e Appendices www emd dk A report can be saved in several formats If you would like to e mail the report to someone the pdf format or Acrobat Reader often will be appropriate In the Report Preview you chose File and Save as En
69. 1 7 2 5 1 Adding more sites If you have purchased the REGION module you can add more sites to a project in 3 different ways as shown in Figure 2 26 F X h Operation strategy Add new site New Site a New Site n 5 gt Load sites from project file Load sites from project file ii Load sites from project file Heat Transmission ranemiccinne 23 Heat Transmission Cooling Transmission Process Heat Transmission Process Heat Transmission Cooling Transmission Figure 2 26 New sites can be added either by right clicking on the Sites main folder in the tree structure via the popup menu on the graphical interface or via the Add button in the graphical toolbar Besides adding a new empty site it is also possible to load sites in to your project When loading sites in to your project the loaded file is another energyPRO project file So basically this functionality can be used to merge 2 or more energyPRO projects When loading sites from another project file energyPRO will try to identify the identical external conditions fuels and economy lines so that these are not duplicated in the final project However it is strongly The energyPRO desktop in details e 59 2 6 Transmissions recommended that the user verifies that the merging was done in the desired way 2 5 2 Adding transmissions The graphical sites overview can also be used to add transmissions between sites As it can be seen in Figure 2 26 transm
70. 134 10 1 546 20 1 344 70 8 9 Electricity produced by energy units MWh 10 1 298 00 1 098 00 1 656 00 1 296 00 950 408 284 426 718 928 1 202 00 224 11 Peak prices 1 298 00 1 098 00 1 656 00 1 296 00 950 408 284 426 718 928 1 202 00 224 12 11 0 0 0 0 0 0 0 0 0 0 0 0 13 12 0 0 0 0 0 0 0 0 0 0 0 0 14 Gas engine 1 Boilers 0 0 0 0 0 0 0 0 0 0 0 0 15 13 0 0 0 0 0 0 0 0 0 0 0 0 16 14 0 0 0 0 0 0 0 0 0 0 0 0 17 0 0 0 0 0 0 0 0 0 0 0 0 0 18 19 Electricity consumed by energy units MWh 20 0 0 0 0 0 0 0 0 0 0 0 0 21 Peak prices 0 0 0 0 0 0 0 0 0 0 0 0 22 11 0 0 0 0 0 0 0 0 0 0 0 0 23 12 0 0 0 0 0 0 0 0 0 0 0 0 24 Gas engine 1 Boilers 0 0 0 0 0 0 0 0 0 0 0 0 25 13 0 0 0 0 0 0 0 0 0 0 0 0 26 14 0 0 0 0 0 0 0 0 0 0 0 0 270 0 0 0 0 0 0 0 0 0 0 0 0 28 29 Delivered electricity MWh 30 1 298 00 1 098 00 1 656 00 1 296 00 950 408 284 426 718 928 1 202 00 224 31 Peak prices 118 60 152 148 152 134 136 118 148 150 148 4 32 11 450 168 670 496 280 210 8 286 470 538 638 112 33 12 416 624 442 480 48 64 34 22 78 200 372 100 34 Gas engine 1 Boilers 314 246 392 172 470 0 106 0 22 36 42 8 35 13 0 0 0 0 0 0 0 0 0 2 0 36 14 0 0 0 0 0 0 0 0 0 0 0 0 37 0 0 0 0 0 0 0 0 0 0 0 0 0 38 Peak MW 4 4 4 4 4 4 4 4 4 4 4 4 Figure 2 161 Example of data organised as report Energy conversion monthly pasted to a Microsoft Excel spread sheet via the clipboard 150 e The energyPRO desktop in details www emd dk User s Guide energyPRO 3 Method of calculation in e
71. 2 137 Productions graphical report 134 e The energyPRO desktop in details www emd dk User s Guide energyPRO The upper graph shows the priorities which are used for optimizing the next shows the heat production the third the electricity production Finally the last shows the development in the content of the thermal store 2 19 4 Energy conversion annual This report shows the energy conversion on annual basis The content of the report is e Demands e Productions e Transmissions e Losses e Hours of operations e Number of Turn on e Fuel consumptions If fixed tariffs is defined in Electricity marked the electricity production will be distributed in the defined tariff periods energyPRO4 1 2 262 Two CHPs on fixed tariffs spain ae 11 57 07 1 This example illustrates a cogenerstion plant selling and buying its electricity on a fixed tariff market a 1 GBP is approx equal to 1 5 EUR EMD International A S Niels Jernes Vej 10 DK 9220 Aslborg 45 9635 4444 Energy conversion annual Calculated period 01 2012 12 2012 Heat demands Total sale of heat 12 000 0 MWh Net work loss 3 000 0 MWh Total 15 000 0 MWh Max hestdemand 4 2 MW Heat productions Gas engine 1 10 168 3 MWh year Gas engine 2 4 312 6 MWh year Boilers 519 1 MWh year Total 15 000 0 MWh yesr Electricity produced by energy units Fixed tariffs Day Night All periods Ofannual MWh yesar MWh year MWh year production Gas e
72. 4 0 graphical editing were introduced This provides the user with a better overview of a project and makes it easier to do the editing User s Guide energyPRO Introduction to energyPRO e 25 26 e Introduction to energyPRO G Sele File Setup Tools Window Help lsk am w Input data x Zoom 100 SA te e bel gt 3 Site Overview Operation strategy Project identification 4 0 External conditions Sites E Transmissions i Fuels Demands a Energy conversion units Storages Electricity market E Operation strategy Environment Economy 5267 Wa 12000 MWh a 11 kWh Nm3 B a Revenues SS l R 4 9 Sale of heat Natural gas Gas cogne 3 l ie 9 Sale of electricity 1 9 Operation expenditures H 6 Fuel costs ERE a 2000 MWh H E Operation amp Maint A a iii Net work loss oe Gas engine 2 po 9500 kW 10000 kW o Boilers Reports E Production graphic Energy conversion annual Energy conversion monthly E Duration curve for heat demand E Environment E Cash Flow monthly E Operation Income Catalogue of Technical Assumptions E Catalogue of Economic Assumptions E Operation Strategy Calculation Graphical Layout E Project Reports Spot Market Auto ee Spot Market Figure 1 17 energyPRO in Graphical User Mode 1 7 1 What is included There are
73. 68 909 254 268 478 405 559 154 162 778 22 681 21 547 197 26 246 575 408 13 01 07 2010 400 292 152 160 664 347 622 132 139 524 166 792 158 453 203 836 254 795 284 14 01 08 2010 837 453 318 336 126 284 418 108 114 156 3 029 2 878 203 836 254 795 426 15 01 09 2010 1 311 48 498 526 386 579 37 220 232 54 57 286 54 422 551 112 246 575 718 16 01 10 2010 1 416 82 538 568 666 1 027 07 390 412 23 135 233 128 472 879 27 254 795 928 17 01 11 2010 1 706 51 648 684 936 1 458 96 554 585 578 324 61 308 379 1 299 62 246 575 1 202 00 18 01 12 2010 294 952 112 118 384 294 952 112 118 384 1 658 18 1 575 27 1 589 94 254 795 224 19 Figure 2 160 Example of data with monthly resolution pasted to the clipboard and then into Microsoft Excel As R t E C i thly s Report Energy Conversion monthly If this option is chosen the data for export to clipboard is structured as u the report Energy conversion monthly If the FINANCE or ACCOUNTS module is chosen it is optional to choose between monthly and yearly data resolution The option is not available if the OPERATION module is chosen e DESIGN Monthly e FINANCE Monthly Yearly e ACCOUNT Monthly Yearly e OPERATION Not available A B c D E F G H I J K L M N 1 Two CHPs on spot market 2 Calculated period 01 2010 12 2010 3 4 jan 10 feb 10 mar 10 apr 10 maj 10 jun 10 jul 10 aug 10 sep 10 okt 10 nov 10 dec 10 Me 6 Heat demand MWh 7 2 040 90 1 777 00 1 813 20 1 485 70 1 199 30 443 8 458 6 458 6 797 7 1
74. 79 258 0 00 0 79 256 396 290 7 01 12 2017 80 843 0 00 i 80 843 323 373 8 01 12 2018 89 460 0 00 0 82 460 247 380 J Figure 2 131 Financing overview table User defined loan The energyPRO desktop in details e 129 Remark it is possible to fill in a beginning remaining debt in the table 2 18 Taxation You can add one or more taxations to a project just as with investments or financing You can e g build up taxation which consists of among other a tax payment to the state and a tax payment to the county Tax is assumed to be paid once a year in a given month in the following fiscal year Tax payment is reduced by Loss Carried Forward In this standard situation you can turn into account the loss from a number of previous years Specify the tax rate and the number of years from which you can utilize eventual losses Name Taxation Taxation Tax payment is reduced by Loss Carried Forward C user defined Tax is paid in next financial year in January iia Tax rate 25 0 Loss carried forward 4 Years Tax formula Figure 2 132 Taxation Loss carried forward Remark the window Tax formula in which you can see the actual formula corresponding to the specified data The window is grey and inaccessible until you eventually select User defined Tax payment is User Defined If you have selected User defined in the window Tax payment you get access to the formula window 130 e The energyPRO de
75. 810 E Fuels 1 01 01 2002 00 00 00 E Demands 3 Energy conversion units E Storages E Electricity market E Operation strategy E Environment Economy Development of time series in Planning period Time series Reports i Production graphic E Energy conversion annual E Energy conversion monthly B Energy conversion summary Add line Delete line B Environment E Cash Flow monthly E Cash Flow summary Developing over the years E Cash flow graphic Financial Key Figures E Income Statement Comments E Income Statement summary Balance Sheet e Balance Sheet summary Figure A 1 Time series with one value specified 6 4000 E Copy all Copy selected Paste Delete all Delete selected As graphics As graphics Open the spreadsheet to be used In this example is used a spreadsheet with month day and ambient temperature specified User s Guide energyPRO Appendices e 227 228 e Appendices www emd dk E8 h fe A B E D 1 Month Day Ambient temp 2 1 1 6 4 3 1 2 5 8 4 1 3 5 5 1 4 3 1 6 a 5 1 4 Ti 1 6 0 5 1 7 4 6 l 9 1 8 2 6 10 1 9 0 6 11 1 10 3 2 12 1 11 6 1 13 1 12 4 4 14 1 13 6 9 15 1 14 6 6 16 1 15 5 1 17 1 16 6 18 1 17 Di 19 1 18 5 2 20 1 19 7 6 21 1 20 7 3 22 1 21 5 2 23 1 22 45 M 4 gt gt Sheet1 Sheet2 Sheet3 J IKI Figure A 2 Example of spread sheet with ambient temperature speci
76. 810 498 464 466 374 205 216 220 324 394 Fullloadoperatinghours 4 810 498 464 466 374 205 324 394 Energyunit Gas engine2 Fuelconsum Nm3 976 789 1 203 0189 100 073 0 126 4080 100 5518 i 26 813 38 81 877 9 123 535 1 Fuelconsum MWh 10 744 7 2 233 2 1 100 8 1 390 5 1 106 1 f I f 295 0 900 7 1 358 9 Heatprod MWh 4 312 6 896 3 558 1 443 9 i j 118 4 361 5 545 4 Elec prod MWh 4 080 0 848 0 i 528 0 420 0 i 112 0 342 0 516 0 Turnons 173 17 22 20 11 20 22 Operatinghours 2 040 424 264 210 56 171 258 Fullloadoperatinghours 2 040 424 264 210 56 171 258 energyPRO Is developed by EMD international A S Niels Jernasve 10 DK 0220 Aalborg Tit 45 95 35 44 44 Fax 45 90 35 44 45 Homepage www endak Figure 2 139 Energy conversion Monthly report 2 19 6 Energy Conversion summary This report is available if the FINANCE or the ACCOUNT module is chosen This report is structured as the Energy conversion monthly report with the difference that the values monthly instead of annual values 136 e The energyPRO desktop in details www emd dk User s Guide energyPRO energyPRO 4 1 2 262 28 06 2012 11 59 52 1 EMDInternationalA S Niels Jernes Vej 10 DK 9220 Aalborg 45 9635 4444 Two CHPs on fixed tariffs NPV of 15 years planning period This example illustrates a net present value calculation of a cogeneration plant selling and buying its electricity on a fixed tariff market Energy conversion summar
77. 89 4 2 Functions used in all or more formula fields Available in all formula fields are standard mathematical functions shown in Table 4 1 Standard mathematical functions hoo Table 4 1 Standard mathematical functions available in all formula fields in energyPRO Hereto come the function Z and the Time series reference function both described below 190 e Functions in energyPRO www emd dk User s Guide energyPRO Time series reference Returns values from a time series established under external conditions or demands Present only available in Time series functions and Production Units Syntax Symbol _ Argument Description Symbol The symbol used to define a time series Returning Value corresponding with date and time from time series value established under external conditions or demands Returning unit Description Is used when the load curve of a production unit is dependent of a time series The function extract values from the specified time series Examples HD _ extract the values form the time series HD where HD is the symbol of a time series e g heat demand T _ extract the values form the time series T where T could be the symbol of a time series from external conditions describing the fluctuations in temperatures during a year Z Z is a step function that returns a value between 0 and 1 Syntax Z function Fmin Fmax Argument Description Function The function Fmin Minimum value Fm
78. 9 157 556 674 365 2435 574 066 590 747 603 335 615 273 Nig 153 160 158 505 158 493 165 506 163 815 171 574 174 375 176 506 182 886 176 523 185 080 193 220 197 440 198 310 205 786 Sale of electricity Total 619 350 631 176 C47 60 M7 3 7 631 328 637 140 710 307 732 053 T35197 750 328 767 285 788 187 301 645 21 653 Total Revenues 1 055 408 1 055 368 1 078153 1 105 353 1 122004 1 141 558 1 166 653 1 189 216 1 225431 125 564 1 253 552 1 286 075 1 319 053 1MOM7 1374411 Operating Expenditures Fuel costs Natural gas 665 916 677 339 690 944 708 550 718671 732 583 748 102 762 793 785 301 789 857 80 538 825 019 845 805 859 102 530 993 Climate change levy 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Fuel costs Total Ssss eTT 339 650 SH 708 550 718 671 T3233 743 102 762793 733 1 733 857 XESS 325 013 345 505 859 102 330 355 Engine 1 43 100 49 174 50 074 51 384 51 794 52974 54236 55 378 56 356 56 934 58195 59 657 61 383 62251 63 559 Engine 2 20 400 20 737 21 235 21 744 22 060 22512 22951 23353 24 148 242 24 770 25 352 25897 26 403 27 036 Soliers 20 205 211 216 295 254 233 231 240 328 314 255 251 262 265 Operation amp Maint Total 63 760 TO 116 71 520 T 74153 75740 T7420 78 562 81 234 81 458 33 273 235 87 541 33 526 3133 Total Operating T3675 747 454 762464 781 8 732823 BESS 525 522 M175 E585 371 355 335 317 310 314 SMe 343 028 5372187 Depreciations Inesen 100 000 100 000 100 000 100 000 100 000 100 000 100 000 100 000 100 000 100 000 100 000 100 000 100 000 100 000 100 000 Total Depr
79. ACCOUNT or OPERATION The choice of the option selected will especially change the content of the Economy and Report folders e The DESIGN module is selected for one year calculations with the emphasis on energy conversion and operation payments e The FINANCE module is selected for investment analysis This add Investments and Financing to the DESIGN and includes calculations running over more than one year e The ACCOUNT module adds the calculation of income statements and balance sheets to the FINANCE module Add depreciation and taxation to the calculation input e The OPERATION module is selected for optimizing the operation in a short period The content is almost like in the DESIGN module but with a few more settings User s Guide energyPRO Introduction to energyPRO e 21 22 e Introduction to energyPRO The REGION module is a supplementary module enabling the possibility of having geographically distributed productions on more sites in the same model The REGION module might be used for regional energy planning models and can be used in combination with any of the four types of projecting External conditions The root folder contains the information about the planning period It is possible to add folders containing the following types of sub data to the external conditions root folder e Time series e Time series functions e Indexes Typical uses for Time series and time series functions are description of electricity m
80. As graphics Figure 2 40 Fixed profile of demand Weekly cycle You can add and delete lines by pressing the add line and Delete line buttons If you choose the As graphics button you will see a graphical representation of your time cycle Figure 2 41 shows an example of the variation of a weekly cycle Variation in percentage of weekly Max Thu 04 01 00 Fri 05 01 00 Sat 06 01 00 Sun 07 01 00 Mon 08 01 00 Tue 09 01 00 Wed 10 01 00 Thu 11 01 Time Figure 2 41 Demand Weekly cycle graphic Variations in percentage of weekly max Note that this graphic only shows the variation of the time cycle and NOT the variation of the demand 68 e The energyPRO desktop in details www emd dk User s Guide energyPRO 2 8 4 As graphics button To see a graphical representation of the demand you have to press the As graphics button placed in the right side of the editing window In Figure 2 42 a graphical example of a demand is shown Days in window j Wl Close Heat demand M 0 Sat 01 01 11 Sun 02 01 11 Mon 03 01 11 Tue 04 01 11 Wed 05 01 11 Thu 06 01 11 Fri 07 01 11 Sat 08 01 Time Figure 2 42 A demand shown as graphics example 2 8 5 As time series button After having created a new demand you can right click this demand and select Convert to time series Here the demand specified so far will be converted to a time series This time series can then be edited as described in th
81. Cap Boiler 1 returns the highest monthly fuel load occurring on Boiler a HC Returns the monthly amount of heat consumed by a specified energy conversion unit Syntax HC eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly amount of heat consumed by a energy value conversion unit Returning MWh month unit Examples HC Absorption chiller return the monthly heat consumption on Absorption chiller 208 e Functions in energyPRO www emd dk User s Guide energyPRO HCCap Returns the monthly peak heat consumption load realised on a specified energy conversion unit Syntax HPCap eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly peak heat consumption load on eUnitenergy value conversion unit Returning MW month unit Example HCCap Boiler 1 HeatBlowoff Returns the monthly peak heat blowoff realised on a specified energy conversion unit Syntax HP eUnit Argument Description Returning Monthly heat rejection for accumulated for all heat value rejection units in project Returning MWh month unit Example HeatBlowOff HoursOfOperation Returns the monthly hours of operation on a specified energy conversion unit Syntax HoursOfOperation eUnit Argument Description FUnit The Name of the specified Energy conversion unit Returning Monthly hours of operation value Returning unit Hours of operation month Description This functi
82. Diffuse Fraction Correlations Solar Energy vol 31 No 5 October 1990 Interval 0 lt I 1 1 020 0 254 K 0 0123 sina Kr lt 0 3 Interval 0 3 Constraint 0 1 lt la I lt 0 97 I I 1 400 1 749 K 0 177 sin lt K lt 0 78 Interval Constraint 0 1 lt I4 I I I 0 486 K 0 182 sina 0 78 lt Ky Where Kris the ratio of total radiation on a horizontal plane to extraterrestrial radiation eae O is defined as I I cos 0 where I lt is the solar constant 1367 w m O is the solar zenith angle described in section 3 3 3 The beam radiation is Pai 3 3 3 Radiation on solar collector or photovoltaic This section describes the calculation of radiation on unshaded surface Section 3 3 4 contains the effects of array shading The time series with solar radiation are radiation on horizontal plane Most often the solar collector or photovoltaic is inclined Therefore the first task is to convert the radiation on horizontal to the inclined plane Beam radiation The relation between the beam radiation on an inclined plane and the beam radiation on horizontal is giving by the factor R User s Guide energyPRO Method of calculation in energyPRO e 177 Re cos 0 cos O where 0 Angel of incidence of beam radiation on horizontal Angel of incidence of beam radiation on horizontal is specified by the formula cos 0 sin sin cos 0 cos cos where is the sola
83. Electricity demands e Cooling demands A demand is specified either by an annual amount of energy and a distribution or by a time series If for instance a demand is degree day dependent a time series folder with ambient temperatures must be placed in External conditions and selected when describing yearly variations the demand There are several options to modify the distribution of a demand during a day week month or years Energy conversion units There are two types of energy conversion units in energyPRO These are e Production units e Heat rejection The productions units consists of nine predefined types of units of which one is a user defined type described by load curve s and three renewable technologies described with individual editing windows The Load curve described units are e Boiler e CHP unit Combined Heat and Power e Electrical heat pump e User defined unit e Absorption cooler e Electrical cooler If the production unit type is consuming or producing fuel a fuel defined in a fuel sub folder has to be selected The ability to convert energy is described with one or more load curves Each load curve contains two or more loads depending on the type of unit The user defined unit include all load types except Heat consumption The possible loads are e Fuel consumption e Heat production e Process heat production e Heat consumption e Electric production e Electric consumption Us
84. Guide energyPRO If electricity demand s are defined in the project a market has to be selected as for the production units Note that all demands are pooled in this table and subsequently are attached to the same market Miscellaneous Production to store Partial load allowed Selection of electricity Selected priority in allowed market operation strategy Gas engine 1 v Spot Market Calculated Gas engine 2 v Flate Rate Calculated Electricity demand Flate Rate Figure 2 96 Select the electricity market for electricity demands s 2 12 4 The Island Operation Strategy If you have created an electricity demand in your project you will in the Operation strategy window be able to choose Island operation Operation Strategy v Island Operation Minimizing Net Production Cost NPC C No connection to the electricity market User Defined Operation Strategy Figure 2 97 The island operation mode is visible in the upper right corner of the Operation Strategy when you have electricity demands in your project When Island operation is chosen the operation will not be focused on optimizing the electricity productions at the chosen electricity markets but will be focused on covering the electricity demand at the island The island is not necessarily a real island but could be a local area that has focus on covering its own electricity demand In such a project there will often be a heat and or cooling demand to be covered a
85. Loan e Foreign Loan e Indexed Loan Hereto comes e Owners Capital e Extraordinary income Type Nominal loan Amortization a Foreign loan Indexed loan Owners capital Grant Figure 2 124 Description of financing types If Foreign Loan or Index Loan is selected an index is required This mean that an index established under External conditions has to be in place The energyPRO desktop in details e 127 Description of Financing Amortization Annuity as Name of index Inflation ee Figure 2 125 Description of financing connect to index Amortization There are three options available Annuity Serial and User defined If User defined is chosen you get access to type in your own amounts for payments and Interest rate in the payment overview table at bottom of window _ Description of Financing Type Indexed loan iia Amortization Annuity Serial Indexing booked as financia User defined Name of index Figure 2 126 Description of financing Amortization types Indexing booked as financial expenses This option does appear when Indexed loan is selected in an ACCOUNTS project Description of Financing Type Indexed loan FA Amortization Annuity Name of index Inflation Indexing booked as financial expense AQ Figure 2 127 Description of financing Amortization type with indexing chosen The Ind
86. NANCE Estonian 4 MFINANCE Polish 4 TS Fnalish 4 Deselect all Show your activation statistics lt Back Next gt Cancel Figure 1 9 Select modules Next step is to enter the activation code At this stage you will have received an activation code in your email inbox The code will be sent to the email address you typed in previously G sore sco PPTL Enter activation code Please check your E mail to get the activation code Activation Code lt Back Next gt Cancel Figure 1 10 Enter activation code Your license has now been successfully activated Introduction to energyPRO e 17 Come Te m Activation succeded You have now activated your software for this PC and this user Figure 1 11 Activation succeeded The activation process is concluded by showing you the About window for energyPRO on this computer Here you can see the license information for your organization This is the information included on all printouts made with energyPRO You can also see your current version of energyPRO If you suspect your version not to be current and you do not let energyPRO automatically check for updates you can visit the energyPRO update page and check if newer versions are available Copyright EMD International A S e ne rgy Income Statements Niels Jernesvej 10 DK 9220 Aalborg O 0 Tel 45 9635 4444 Fax 45 9635 4446 E mail energypro
87. Please remember that you define yourself all the payments you want to include in the calculation Therefore it is extremely important if you want to use Internal rate of return for comparing investments that you are careful about not including irrelevant payments More information about IRR in energyPRO is found in section 3 2 3 Define key figures In the ACCOUNTS module you can chose to include or exclude predefined key numbers in the report Financial Key numbers User s Guide energyPRO The energyPRO desktop in details e 115 Define annual key figures Name of key figures Formula for key figures shown as Revenues 1000 LVL R1000 Number Growth in company 1000 FA CA OCA 1000 Number solidity OC TRY FA CA OCA Percentage Add line Remove line Check formulars Figure 2 107 Key Figures Example with Define annual key figure defined If you check the facility Define annual key figures you can type in the wanted key figures by defining their names formulas and presentation as percentage or as number Hereto comes the possibility of defining headers There is a set of predefined function available for creating your formulas These functions are based on the annual amounts calculated in Income Statements and Balance Sheets Hereto come a few functions based on energy the energy conversion and mathematical standard expressions and functions such as Min Max etc In that case type in the header text in
88. W kW Linear 5267 0 2114 0 2000 0 Add line Delete line _ Enable formulas in power curve _ Operation dependent on other unit Comments Figure 1 25 Edit window production unit This window is very similar to the classic view Additional you have the option of changing name of the component It is possible to cancel any changes by pressing Cancel in other words your changes are not saved until you press OK Introduction to energyPRO e 29 30 e Introduction to energyPRO 1 7 6 Add Component In the graphic user mode you have two ways of adding a fuel demand or energy unit One click the blue plus sign in the toolbar or two right click on the background In both cases you have the menu shown in Figure 1 26 3 Site Overview Operation strategy SSIILA X k Layout 5267 kW es 000 MWh Copy as Bitmap i i Boiler Connection Mode gt Store CHP Demand Elec Heat Pump 5267 kw at Be Poesia market User Defined Unit ai pa aE a i 2114 kW Eee Gas engine 2 Absorption Chiller Electrical Chiller Wind Farm Solar Collector Photovoltaic 9500 kw 10000 kW a h e Boilers Heat Rejection Load Energy Conversion Unit Figure 1 26 Adding a component Visual Properties The visual properties of a component are accessed by right clicking and select Visual Properties Figure 1 27 R T Zoom 100 SS lll A 3 k Site Overview Operation strategy
89. ad and add options there are the options to e Copy fuel making a new copy in the fuel folder e Rename fuel setting the active fuel folder name in editing mode e Delete fuel Deleting the active fuel folder e Save fuel Saving the active fuel invoking a save dialog Input data EMG Project identification fi External conditions Elia Sites La Transmissions een Fuels a Demands upa ngm Energy cor Copy FI Storages ngm Electricity E Operation Delete FG Environmer H 8 Economy Rename Save Figure 2 30 Editing options for a specific fuel 62 e The energyPRO desktop in details www emd dk User s Guide energyPRO 2 7 2 Editing the data fields Natural gas Name Natural gas Unit Nm3 Heat value 11 00 kWh Nm3 gt kWh Nm3 MWh Nm3 MJ Nm3 GJ Nm3 __ Restrictions and storage Figure 2 31 Simple fuel no Restrictions and storage Unit You type the name of the unit amount in which the fuel is delivered e g biogas can be delivered in m cubic meter or it can be delivered in MWh This unit is for information use only The unit is for instance used in the Heat value combo box placed to the right Heat value The heat value consists of two data fields In the first you type the heat value as a number The second field is a combo box in which you choose the corresponding energy unit Restri
90. aeaeoiennanns 216 A S FUNCTIONS USER ONIY IN FAXAtlON a EEE E A O O setae 219 4 6 Functions used only in Annual Key FIQures cccccsseccccssseccceesccceeesecseusecceeeeeseaesessaases 221 Appendices 227 A Import data from a spread sheet to a time series ccccssseeeccccesececeeeeseceeesaeeeeessaeaeeeeees 227 BHowtosaveasa JOT MIG seek a A ceased uaa an ieeaneeaiae 230 C How to change the set up in the graphic rePorts cccccccssseccceeeccceesecseeeecseneeesseeeeesaes 231 D Interpretation of economy functions in calculation the operation strategy 232 E Interpretation of economy functions in calculation the operation strategy Net Coolie productio Mre esas i T dad seis ented E S 235 User s Guide energyPRO Contents e ix 1 Introduction to energyPRO 1 1 Introduction 1 2 Installation 10 e Introduction to energyPRO energyPRO is a complete modelling software package for combined techno economic analysis and optimisation of both cogeneration and trigeneration projects as well as other types of complex energy projects with a combined supply of electricity and thermal energy steam hot water or cooling from multiple different energy producing units energyPRO is typically used for techno economic analysis of energy projects such as district heating cogeneration plants with gas engines combined with boilers and thermal storage industrial cogeneration plants supplying both electricity steam and hot wat
91. ailable The third option enables fuel producing units which are able to produce output fuel other units need as input When this option is enabled a new data field appears in the energy conversion unit Fuel output The energyPRO desktop in details 43 Electro bysts E Name Electrolysis Production unit type User defined no fuel B Non availability periods Fuel input Fuel output hydrogen Powerunit MW Min Operation time Hours 0 Power curves Operation Performance MIW WIV MIW Linear 0 0 0 0 2 0 Ll _ Add line Delete line Enable formulas in power curve Figure 2 10 User defined production unit with Fuel producing energy units in project enabled You have to change the Production unit type to User defined Then Fuel output is added in the Power curves Warnings when demands are not met By default warnings are issued when Heat Process heat or cooling demands are not met but not for electric demands If you for some reason might want to change this default setting you can do this here Warning Heat demand not met in 2011 If meeting demands is not required you can disable the check in Project Identification Advanced Figure 2 11 Example of warning issued when a the heat demand is not met Calculation setup In the advanced options you also have the possibility to configure the optimization engine to some extent These settin
92. all periods will not result in any production changes in this week because all needed production can be established on the two engines With the chosen Operation strategy the boilers will only be active during wintertime with high heat demands or when engines are out for revision 170 e Method of calculation in energyPRO www emd dk User s Guide energyPRO 3 2 Method of economy calculation in energyPRO In this chapter is described how energyPRO calculates the economy ina project It is important to remember that economy in energyPRO basically is monthly based and that it is possible for you to model exactly the size of each monthly payment in all month of the Planning period e g 30 years equal to 360 month energyPRO 4 1 2 262 Two CHPs on fixed tariffs balance sheets and income statements 28 06 2012 13 31 12 1 Ths example Gustrates a cogeneration plant seling and buying ts electricty on a fced tart market a with income statements and balance sheets for a 15 years period EMDinternationalA S Calculate eriod 01 2012 12 2012 All amounts in GBP Revenues Sale of heat Saleofelectricity Day P Neght Sale ofelectricity Total TotaRevenues Operatin xpenditures Fuekosts Natural gas Cirmate change levy Fuelcosts Total Operation MaintT otal TotaDperating xpenditures 734 675 1 000 000 1 000 000 CashFromLongTermFinancing Loan 800 000 TotaiCashFromLong Term Oebservice Loan TotaDebtserv
93. and related revenues and expenditures If the project contains reinvestments or revenues expenditures for the existing opearation the IRR will not give any information OK Figure 2 105 Warning about Internal rate of return The IRR calculation in energyPRO is either monthly or annual based This means that all payments within a month are summed up to one value each month or alternatively all payments within a year are summed up to one value each year The IRR is then calculated using this time series defined by these monthly or annual sums _ Investment key figures Present value Based on monthly payments O Based on annual payments Figure 2 106 In energyPRO IRR is either monthly or annually based If the created time series contain more negative values than the initial investment there might be more solutions causing the IRR to be ambiguous Another problem might be that the iteration routine finding the IRR will not converge In that case a message in the Financial key figures report will tell that the IRR is Not found There will be cases where the time series start with positive values income before the investments will cause the iteration routine finding the IRR will not to converge The monthly based IRR might show the most correct IRR while the annual based IRR in some cases will be more robust In the annual case some months with negative values might be eliminated when summed up annually
94. and the demands The functions measuring on the energy conversion unit level can be considered as meters placed on the single energy conversion units i e a specified boiler a specified CHP unit or an electricity demand Energy conversion units Below a description of the functions that are available for the single types of units Those units are e CHP unit e Boiler e User defined e Electric heat pump e Absorption cooler Name Returns Unit CP eUnit Cooling production from MWh month eUnit CPCap eUnit Peak fuel capacity on eUnit MW EC eUnit PriorityPeriod Electricity consumption on MWh month eUnit in Period of priority ECCap eUnit Peak Electricity capacity on MW eUnit EP eUnit PriorityPeriod Electricity production from MWh month eUnit in Period of priority ElectricCapacity eUnit Electric Capacity for eUnit MW 204 e Functions in energyPRO www emd dk User s Guide energyPRO EPCap eUnit Peak Electricity capacity on eUnit FC eUnit Fuel consumption on eUnit MWh month FCCap eUnit Peak fuel capacity on eUnit MW MW HC eUnit Heat consumption from MWh month eUnit HCCap eUnit Peak heat consumption MW capacity on eUnit HeatBlowoff MWh Month HoursOfOperation eUnit Number of hours of Hours operation for eUnit HP eUnit Heat production from MWh month eUnit HPCap eUnit Peak heat capacity on MW eUnit PeakElecLoadAnnual eUnit MWh month PHP eUnit Process Heat production MWh mont
95. arket Tariffs shown as graphics Planning production step by step priority by priority In the following the above shown example is elaborated by adding priority numbers one by one and the result after adding this will be presented graphically and briefly discussed Adding Priority 1 Gas engine 1 in peak load Production Strategy Energy Unit Setup Priority of productions Peak load High load Low load Gas engine 1 1 Gas engine 2 Boilers Figure 3 11 Priority 1 chosen Figure 3 12 shows that the heat production from Gas engine 1 in the five peak load periods in this week is well below the demand curve In other words the productions are filled in without any sort of restriction or use of the thermal storage 164 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO Days in window a ae New Window Priorities User def Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 Lower priority number means better priority Gas engine 1 Gas engine 2 Boilers Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 WM Gas engine 1 Heat consumption Thermal store MAh Mon 30 04 Tue 01 05 Wed 02 05 Thu 03 05 Fri 04 05 Sat 05 05 Sun 06 05 Mon 07 05 Storage content Storage capacity lt cr w External conditions P
96. arket prices fluctuations of demands and the load curves of the energy units Indexes are used for describing the development of energy demands over years Sites This folder contains all the sites in the project A site is defined as a location that contains demands energy units and storages and can exchange energy with other sites via transmissions The root folder shows a graphical overview of the different sites and transmissions between them The sub folders show the graphical overview of a single Site All energyPRO projects will contain at least one site and users that have the REGION module are able to add more sites and thereby model regional projects Transmissions The Transmissions folder contains all the transmissions between the sites A transmission in energyPRO is used to connect 2 sites so that they can exchange energy A transmission has the following attributes e Start and end site e Transmission in both directions or not e Energy type which in the current version can be Heat Process Heat and Cooling e Capacity and loss Fuels Add subfolders to the fuels root to describe the fuels used in your project Example could be Natural gas Biogas Coal etc It is optional to define a fuel store and describe that only a restricted amount of a fuel is available www emd dk User s Guide energyPRO Demands It is possible to define four types of demands e Heat demands e Process heat demands e
97. ars Restricted period of ti estricted period of connection mm yyyy a Comments Figure 3 3 Time series for demands are identical to time series for external conditions Modelling variation of demands with use of a fixed profile of demand It is possible to state that a demand has to follow a fixed profile of demand See the bottom table in the editing window on Figure 3 3 If a fixed profile of demand is chosen daily or weekly then the demand time series created so far will be modified The main principle is that the demand on daily or weekly basis will remain unchanged but the distribution within the 24 hours a day or week will be redistributed so it follows the stated fixed profile of demand 3 1 3 Splitting up the planning period fixed tariffs Splitting into time periods The period of optimising is divided into time periods where everything is constant e g ambient temperature solar radiation priorities heat demand electricity demand cooling demand production capacities fuel deliveries etc Group time periods for optimization In Electricity markets the time periods can be divided into groups Such a division is often convenient if electricity prices vary systematically Each group is labelled by a Priority name In the figure below there are three priority names Peak Load High Load and Low Load The grouping of the periods is specified by mean of the lower table The exampl
98. ata folder structure option is set 2 19 10 Operation income This report is available in DESIGN only It includes all operational payments i e revenues and operating expenditures energyPRO4 1 2 262 rae Two CHPs on fixed tariffs 28 06 2012 12 45 00 1 This example illustrates a cogeneration plant selling and buying its electricity on a fixed tariff market ee oe 1 GBP is approx equal to 1 5 EUR EMD International A S Niels Jernes Vej 10 DK 9220 Aalborg 45 9625 4444 Operation Income from 01 01 2012 00 00 to 31 12 2012 23 59 All amounts in GBP Revenues Ssle of hest Sale of electricity Day 9 324 0 MWh at 50 0 Night 4 376 0 MWh at 35 0 Sale of electricity Total Total Revenues 12 000 0 MWh at 25 0 300 000 466 200 153 160 619 360 919 360 Operating Expenditures Fuel costs Natural gas Climate change levy Fuel costs Total Operation amp Maint Engine 1 9 620 0 MWh at 5 0 Engine2 4 080 0 MWh at 5 0 20 400 Boilers 519 1 MWh at 0 5 260 Operation amp Maint Total 63 760 Total Operating Expenditures 3 329 579 1Nm3 at 0 2 3 329 579 1Nm3 at 0 0 665 916 0 665 916 48 100 734 675 Operation Income 184 635 Figure 2 146 Operation income report 2 19 11 Cash flow monthly The cash flow monthly report includes all payments in a project in the month that the payments actual take place The payments include e Operational payments o Revenues o Operating expenditures e Investm
99. ation information User information SN A DD AN This information will be sentto the energyPRO 4 0 ere Application Id energ activation server Press Nextto start the Disc ld 365C82DD communication Computer Id Username aif FIREWALL ISSUES You might temporarily need to allow the program to communicate Customer Data 000 with the EMD server using HTTP EMD International A S Niels Jernesvej 10 arm End user C Administrator End user Name Leif Holm Tambjerg E mail iIht emd dk Repeat e mail Iht emd dk l Skip online activation and activate by phone or e mail lt Back Next gt Cancel Figure 1 7 Activation information with end user information It is possible to buy a different number of licenses for each module If all modules bought by the user should be activated select Activate all modules If instead only a selection of modules should be activated then select Activate individual modules E someron TTT ie Select module selection method All or individual modules lf you wish to activate individual modules please check Activate individual modules below This is only relevant if you have a multi user license with different module access If Activate ALL modules default you will go to the page where the activation code sentto you by email must be entered C Activate individual modules lt Back Next gt Cancel Figur
100. ax Maximum value Returning Function value between O and 1 value Returning unit Description Z is a step function that returns the value 0 when T lt Fmin 1 when T gt Tmax and a linear interpolated value between 0 and 1 when Tis between Fmin and Fmax Example Z T _ 0 10 Use the time series with the symbol T The argument to T _ refers the actual time In that case the Z function returns Oif the actual temperature is below zero 0 5 if the temperature is 5 C and finally 1if the the temperature is 10 C or above 4 3 Functions used only in Production units load curves User s Guide energyPRO Functions in energyPRO e 191 The names of functions starting with PaP Production already Planned have in common that they extract information about productions consumptions taking place on production units on which a production already has been planned in the actual time step In practice these values are available on units having a higher priority in the operation strategy than the actual production unit If units have a lower priority they return a zero The PaP functions are Name Returns Unit PapElcons name Already Planned electricity consumption PapEIProd name Already Planned electricity production Mw PapCool name Already Planned Cooling production PapFuel name Already Planned Fuel consumption PapHeat name Already Planned Heat production PapProcHeat name Already Planned Process Heat production Tab
101. ction to the electricity market e Needed exchange with the electricity market If Needed exchange with the electricity market is chosen production units with excess capacity will be allowed to export Delivered electricity and not covered electricity demand will be covered through import Received electricity Only production units with a negative number in the Priority of production section of the Operation strategy are allowed to export This folder is used to define emissions in energyPRO such as CO gt NO and CO The folder structure under environment is also used to structure the report Environment summary Emission types can be established by right clicking the mouse standing on the environment root folder offers the option add new emission To each emission type physical units of amounts has to be chosen This is done in the editing windows corresponding with the actual emission folders For each emission type there are two options for units Those are e Mass e User defined The first one is shown in the figure below There are five mass units that are allowed Those are gram kg ton 1000 ton and mill ton The Used in input unit is the one used when describing specific emission values in the editing window The Used in reports units is the one used in the Environment report If the emission type is user defined it is possible to ty
102. ction units are slow and expensive e Fuel producing energy units in project The first option is typical used in a situation with both high temperature process heat demands and low temperature domestic heating demands If this option is selected you will have the option to add both the usual heat demands and process heat demands to your project and to model production units having both heat and process heat productions The second option is used in situations where there the starting up time on a production unit is long and expensive This could be the case in projects dealing with biomass and waste If this option is selected there will be access to fill in the duration of starting up and closing down period when defining your production units see Figure 2 9 Gas engine e x H Name Gas engine 1 v Non availability periods Start Time End Time Every Year 09 01 2012 17 01 2012 Cee Powerunit 01 02 2012 09 02 2012 iv Production unit type CHP Fuel Natural gas Min Operation time Hours Add li Delete li ine elete line Power curves Operation Fuel Performance kW Linear 5267 0 Add line Delete line _ Enable formulas in power curve Operation dependent on other unit CI Starting up period 0 minutes Shutting down period 0 minutes Comments Figure 2 9 Production unit with two advanced options enabled Starting up and shutting down periods shown and process heat av
103. ctions and storage If you cross mark this field you get access to restrict the fuel amount offered and to specify fuel storage Name Biogas m m3 Heat value kWhim3 yy Advanced Restrictions and storage Fuel storage max utilizable content 2 000 00 m3 Offered fuel as Monthly values Monthly amounts Month Natural gas m3 January 230000 0 February 230000 0 March 230000 0 April 230000 0 May 230000 0 June 230000 0 July 230000 0 August 230000 0 September 230000 0 October 230000 0 November 230000 0 December 230000 0 As timeseries 2760000 0 Figure 2 32 Fuel with restrictions biogas example User s Guide energyPRO The energyPRO desktop in details 63 2 8 Demands Detail costs The more demands and the more details the longer calculation time Fuel storage max utilizable content This parameter states the maximum utilizable content amount of the fuel storage Offered fuel Specify how much fuel your production units are offered of the actual fuel each month The amount of fuel that is not consumed will be put into the storage as long as it is possible Remaining fuel will not be utilized As time series You can convert the offered fuel into time series by pressing the As time series button or by right clicking the mouse standing in the in the editing window This gives you the possibility to type in data as accurate as you wish 2 7 3 Using fuel w
104. culation in energyPRO e 171 3 2 2 Net present value calculation Nominal discount rate is given on a yearly basis e g 7 0 per year But in the Net present value calculation every monthly payment are brought back to Present start of the Planning period on a monthly basis Therefore the yearly discount factor e g 1 07 is converted to a monthly discount factor e g the yearly 1 07 is converted to the monthly 1 005654 being used for bringing back payments to Present You are able to see the Net present value of the payments only belonging to the Financing as a sub balance energyPRO 4 1 2 262 Two CHPs on fixed tariffs balance sheets and income statements 28 06 201 2413 34 13 1 This example illustrates a cogeneration plant selling and buying its electricity on a fixed tariff market corset user with income statements and balance sheets for a 15 years period EMDInternationalA S Niels Jernes Vej DK 9220 Aalborg 45 9635 4444 Financial Key Figures InvestmentKey Figures Internal Rate of Return IRR include all Payments 23 1 Internal Rate of Return IRR include operational payments and investements r 7 2 Net Present Value of Net cash from operation and investments 132 202 GBP Tax payments 112 550 GBP Financial payments 68 499 GBP All Payments 88 151 GBP at a nominal rate of 6 0 p a All amounts in GBP Al GBP Annual Key Figures Revenues Figure 3 25 Internal rate of Return Net
105. current assets from the balance sheet of the actual value fiscal year Returning unit lt currency gt Tax Returns the tax payments from the income statement Tax orT Argument Description Returning The tax payments from the income statement of the value actual fiscal year Returning unit lt currency gt TransferredResult Returns the transferred result from the income statement TransferredResult or TR Argument Description Returning The transferred result from the income statement of the value actual fiscal year Returning unit lt currency gt Functions in energyPRO e 225 226 e Functions in energyPRO www emd dk User s Guide energyPRO Appendices A Import data from a spread sheet to a time series To import data from a spreadsheet into a time series it is important to use a date and time format used in energyPRO To secure that the recommend way of doing this is to copy a line from an energyPRO time series into a spreadsheet Start creating a time series for e g the ambient temperature in the External conditions folder Type values for date and time in the first line Press the Copy all button and the line is copied to the clipboard G File Setup Tools Window Help ee am E w Input data A 0 Project identification Name Ambient temperatures 5 0 External conditions E Time series E Ambient temperatures E Time series functions Symbol E Indexes gt Sites Unit C Site 1 E Transmissions Date 1
106. d 01 01 2012 w 01 01 2013 x Years to be planned ae Holidays No hol idays Figure 2 14 External conditions editing window The energyPRO desktop in details e 47 Specifying holidays is only relevant if holiday dependent fixed tariffs is modelled in Electricity markets Planning period and Years to be Planned Here you state the start of the period which are calculated Note the possibility to state a displaced financial year If DESIGN is chosen the planning period is always 1 year The only information to set is the starting month and year The end of planning period and Years to be planned are dimmed and not accessible If FINANCE or ACCOUNTS is chosen the Years to be planned parameter determines how many years there will be incorporated in the calculation Holidays Specifying holidays is only relevant if holiday dependent fixed tariffs are modelled in Electricity markets Often the electricity tariffs are e g lower in holidays Therefore it is often relevant to know the dates of these holidays The present version of energyPRO has the holidays for Denmark Germany and Great Britain encoded For Germany and Great Britain the regional differences in holidays are also accounted for as one will have to choose which region s holidays are needed for the model If you are making projects in other countries and the conditions for e g tariffs of electricity differ between ho
107. d is not allowed miscellaneous section in Operation strategy The second reason is the possibility that a minimum load appears on the power curve s Taking into account dependency on another production unit It is possible to state that production of a unit is only allowed if no production is planned on another production unit If there in a certain time period already is planned production on the specified unit no production will be made on the second unit Opposite to this it is possible to state that production is only allowed if production on a second unit is already planned If there in a certain time period is planned production on a second specified production unit the load of the considered unit is limited to the load on the second unit Production may be limited to electricity demand In the Operation strategy it is possible to state that the project should run in Island Operation mode with no exchange to the electricity market In this case electricity production must be limited to the electricity demands The allowed electricity production is calculated by taking the electricity demand then adding the electricity consumption from higher prioritised production units and finally subtracting the electricity production from higher prioritised production units The considered production unit is derated so that it does not exceed the allowed electricity production Limitation in heat and cooling production It is controlled
108. d solar r Aggregated Losses 10 0 from module to grid Number of PV modules _ Include effects of array shading Comments oe Figure 2 57 Photo Voltaic editing window in energyPRO Size and Position Total Installed capacity Is the aggregated capacity of installed PV panels the unit is stated in kW or MW Latitude UTM Is the Latitude of the Photo Voltaic in UTM coordinates User s Guide energyPRO The energyPRO desktop in details e 79 Inclination of inclined plane This is the tilted angle from ground of the PV panels Orientation of inclined plane The orientation of inclined planed is the deviation of the PV panels from facing south northern hemisphere otherwise deviation from north Size and Position Installed capacity 00 0 KW gt Latitude UTM 21 0 degree Inclination of photovoltaic 35 de gree Orientation of photovoltaic 0 degree Deviation from South Figure 2 58 Photo Voltaic Size and position Select Input Time Series Prerequisites for the calculation of the heat production are time series with ambient temperatures and solar radiation on the horizontal plane These time series must be place in the External conditions folder before modelling the solar collector Ambient temperature Select a time series holding ambient temperatures Radiation on horizontal plane Depending on the available data solar radiation data two options are available If Aggregated
109. details www emd dk User s Guide energyPRO Transmission 7 Name Tran smission Type of Transmission Energy Type Heat v Non availability periods l Start Time End Time Site A Site 1 01 09 2012 03 09 2012 Site B Site 2 Site A can transmit to B Site B can transmit to A id ies Se HP plg E Capacity and Loss Capacity Cap 10 ka Check As Graphics Loss 1 lis heck As Graphics Operation restricted to period 01 06 2012 gt _ 01 01 2013 oe Figure 2 28 Screenshot of the Transmission input form Transmissions are added to the project as described in section 2 5 2 2 6 1 Restricting when transmissions can be used There are 2 different ways of restricting the use of transmissions e Non availability periods This option can be used for yearly maintenance periods where the transmission is not available In Figure 2 28 it can be seen that the transmission is Unavailable every year from the 1st of September until the 3rd of September e Operation restricted to period If a transmission is not available from the beginning of the planning period this option can be used to define when the transmission will be available As an example you can see in Figure 2 28 that the transmission is not available before the 1st of June 2010 2 6 2 What about fuel and electricity transmissions In the current version of energyPRO it is
110. development of a taxation percentage Increment Value FyearNo1 YearNo2 Argument Description Value Annual increment YearNol First year with increment YearNo2 Last year with increment Returning Annual values value Returning unit This function is a step function to used for modelling changes in taxation rate The function returns O zero until the number of first year where it returns the value used for argument The function then increment with this value each year until number of last year In the years after it will return the value reached in the last year with changes Increment 10 2 4 return the following results for Fiscal year1 O Fiscal year 2 10 Fiscal year 3 20 Fiscal year 4 30 Functions in energyPRO e 219 Fiscal year 5 30 Fiscal yearn 30 LossCarriedForward Syntax LossCarriedForward Years Argument Description Veurs The number of years for which it is allowed to carry a deficit of a years income statement forward Returning Amount of loss carried forward to be used in actual year value Returning unit lt currency gt Description In the tax legislation it is often allowed to carry losses forward For instance if the income statement in a specific year comes out with a negative result this result may the subtracted the positive result of a forthcoming year bringing down the tax payment of this forthcoming year The subtraction will be done in the first possible year Example LossCarriedForward 5
111. dow if Annual production calculated is selected This window contains the data described in this window plus an advanced option The energyPRO desktop in details e 83 Wind turbine E Name Wind turbine Calculation type __ Non availability periods Annual production calculated Fixed annual production Wind speed specification Time series basic_E09 335_N54 Measure height 50 m Hub height elm Hellmann exponent 0 15 _ Advanced scale power curve Wind speed Power kW al 3 00 0 00 4 00 66 30 5 00 152 00 6 00 280 00 7 00 457 00 8 00 690 00 9 00 978 00 10 00 1 296 00 44 90 4 fo2 nn 5 10 15 20 25 30 _ Delete line Wind speed m s _ Add line Windturbine is a Vestas V80 2 0 MW the annual windproduction can be calculated by WindPRO 5 Figure 2 66 Wind farm Annual production calculated not advanced Annual production calculated power curve scaled An example of this is shown in Figure 2 67 Notice that the power curve now has a new resulting power curve both in the table presentation and in the graphic representation There are two variants It is possible to scale using a percentage or a new max power curve value see Figure 2 67 and Figure 2 68 84 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Annual production calculated
112. e 1 8 Select module selection method If Activate individual modules was selected then you must point out the ones to activate The list will show you all your available modules If the module you wish to register is not in the list then you do not have a valid license for it and you may contact EMD By showing the activation 16 e Introduction to energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO Statistics you can see who are currently using the licenses in the company Software Activation Select modules Select only the modules you need on this computer C Lo x MIDESIGN English 3 M DESIGN Danish 4 MIDESIGN German 4 MDESIGN Swedish 4 M DESIGN Latvia 4 M DESIGN Lithuanian 4 DESIGN Estonian 4 MDESIGN Polish 4 M OPERATION English 4 M OPERATION Danish 4 M OPERATION German 4 M OPERATION Swedish 4 Information Each module can only be activated on as many computers as you have purchased licenses for Available licenses are shown in brackets Notice that previous activations made on this PC are included in the statistics lf you are not sure whether you have the licenses needed contact EMD M OPERATION Latvia 4 M OPERATION Li i MOPERATION Estonian 4 MIOPERATION Polish 4 MFINANCE English 4 M FINANCE Danish 4 MM FINANCE German 4 MFINANCE Swedish 4 FINANCE Latvia 4 FINANCE Lithuanian 4 M FI
113. e 2 83 Defining Spot market Operation strategy is calculated automatically If Rough or Detailed are chosen there will be one price group containing the hours with the highest spot prices Default this is set to 5 Hours in extreme price hours Similar there will be a group with the 5 lowest spot prices The rest of the hours are divided into a number of subgroups price intervals The default setting is 5 intervals in Rough prognosis and 10 intervals in Detailed prognosis Perfect spot prognosis assumes full knowledge of what the spot prices are to be When selecting time series as spot prognosis you shall select a time series from the external conditions which will function as price prognosis system Sell Price Select Spot prices from time series Quality of Spot Prognosis O Rough Detailed C Perfect 2 Time series Prognosis Select Prognosis from time series Figure 2 84 Selecting time series as prognosis 2 11 5 Show As graphics You have the option to show the time series after the filtering either as a time series or as Graphics On Figure 2 85 Upper is an example of a rough prognosis where the hours with extreme high prices are in a group of its own The lower part of the figure shows the prognosis when a time series is selected as prognosis User s Guide energyPRO The energyPRO desktop in details e 99 Spot prices GBP MA
114. e developments energyPRO used to describe developments in demands and prices in demands and prices There are three ways of adding an index to a project e Constant annual increase e Annual increase e Index User s Guide energyPRO The energyPRO desktop in details e 57 The symbol is used for referencing indexes Symbol The symbol is a unique short name of the time series The symbol is used for referencing the time series elsewhere in the energyPRO All time series time series functions and indexes used in a project must have unique symbols Constant annual increase The index changes annually with the percentage typed in In other words it changes exponentially and is updated monthly The index covers the total project period Index is always 100 on the project start date Annual Increase is used if the index has to reflect a shift in rate of change If the first year in the table is before the project start date then the index on project start date is the value calculated based on input from the table otherwise index is always 100 on the index start date The index changes exponentially yearly update Index is used in situations where you have a series of values for instance the retail prices index with values that you want to use if monthly specification is wanted The index does not change between the indexes typed into the table Name Heat demand index symbol Int Index creation approach Constan
115. e established Each of these payments produces one line in the Economy printouts The Payments can be grouped in payment groups A group of payments is in the Economy printouts shown as a sub balance of the payments in the group User s Guide energyPRO The energyPRO desktop in details e 117 Input data a Storages H E Electricity market E Operation strategy a0 Environment E Economy H 24 Revenues ens Operation expenditures b EISE Natural Add new payment ea ew Add new payment group Ea Engine a Siani Load payment paymentgroup 8 Boilers Copy i i Rename B Financing B Taxation Delete Save Figure 2 108 Adding payments or payment groups to Revenues and Operation expenditures Add payment group If you right click you can add a payment group You can collect payments into groups and in this way organize your economy report just as you like Each group of payments represent a subtotal in the complete economy report You can also save the group or the payment and use it in future calculations If you want to use an earlier saved group of payments you can choose Load payment paymentgroup in the menu and choose between the saved payments or groups of payments Remember to check the imported lines of payments for consistency because all of the energy units fuels and so on from the earlier project not necessary exist with the same names in the present project
116. e of priority period or All periods Returning Monthly amount of electricity produced on energy value conversion unit Returning unit MWh month Electricity produced on a specified energy conversion unit in a specified priority period name EP CHP PeakLoad return monthly electricity production form unit CHP in priority period PeakLoad EP CHP All Periods return monthly electricity production form unit CHP in all periods EPCap Returns the monthly peak electrictity production load realised on a specified energy conversion unit EPCap eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly peak electricity production load on specified value energy conversion unit Returning MW unit EPCap Absorption chiller Functions in energyPRO e 207 FC Returns the monthly amount of fuel consumed by a specified energy conversion unit Syntax FC eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly amount of fuel consumed by eUnit value Returning MWh month unit Example FC Boiler 1 returns fuel consumed by Boiler 1 FCCap Returns the peak fuel consumption load occurring on a specified energy conversion unit during a month Syntax FCCap eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly peak fuel load on eUnit value Returning MW month unit Example FC
117. e of the Price per Unit box it is possible to choose between a Fixed monthly price which is as shown in Figure 2 112 and Variable monthly price When set to Variable monthly price the input window on the left will change to a drop down 120 e The energyPRO desktop in details www emd dk User s Guide energyPRO menu from where it is possible to choose the between the Time series and Time series functions in External conditions in the Data Input window This is shown in Figure 2 113 Price per Unit A 7 iy EUR MWh in January 2011 Variable monthly price Tl SE EXP2011 puede al Mia eet manhada in anmarctioan mbenke o almal aah a Figure 2 113 Selection of time series as Price per Unit Include in operation strategy In the automatic operation strategy in energyPRO as described in section 2 12 all the revenues and operation expenditures will be taken into account when automatically calculating the operation strategy However you might want to not include some revenues or expenditures in this calculation In order to exclude these from the automatic operation strategy you will need to deselect the Payment included in operation strategy calculation as is shown in Figure 2 114 Include in operation strategy Payment included in operation strategy calculation Figure 2 114 Include in operation strategy Development of unit price FINANCE AND ACCOUNTS ONLY There are thre
118. e options for the development of the unit price The Increased with inflation is the default setting The two other options are Constant and Following an Index Development of Price 3 Increased with inflation Constant _ Following an Index Development of Price D Increased with inflation Constant O Following an Index Development of Price _ Index Specification O Increased with inflation Index Adjustment frequency O Constant z E _ Following an Index 2 Annual Monthly Figure 2 115 Development of unit price thee options Increased with the inflation The Inflation index selected in the Economy Main folder editing window is used The adjustment frequency is annual see below which means that the amounts are constant on annual basis The amounts increase with the annual inflation primo the following calculation year Constant The price remains constant Following an index You select one of the indexes that you have created in external conditions User s Guide energyPRO The energyPRO desktop in details e 121 Index Specification Index 7 Adjustment frequency Annual O Monthly Figure 2 116 Index specification If Annual adjustment is selected the price is constant on annual basis The amounts increase with the selected index primo the following calculation year If you select Monthly the price will be adjusted at the beginning of every month Pay
119. e planning period are placed into groups with different priorities In a cogeneration example the hours with the best electricity prices normally will group those hours as top priority lower prices will get a lower priority and so on The definition of an Electricity Market is fundamental for the optimization 94 e The energyPRO desktop in details www emd dk User s Guide energyPRO Electricity Market is closely related to the folder Operation Strategy User s Guide energyPRO calculations done by energyPRO The Electricity Market folder is closely related to the folder Operation Strategy in which the defined Electricity Markets is used for setting up an operation strategy for all the production units defined in the project An example of an Electricity Market editing window is shown in Figure 2 77 rc Spot Market Market Type Flat Rate User def Priority Name Winter low Summer Fixed Tariffs User def _ Add line Spot Market User def Delete line From time Totime From day Holidays From date Todate _ Winter hight 16 00 19 00 Monday Including 01 12 2012 31 01 2012 Winter med 16 00 19 00 Monday Including 01 11 2012 28 02 2012 Winter low 08 00 20 00 Monday Including 01 11 2012 31 03 2012 Summer 08 00 20 00 Monday Including 01 04 2012 31 10 2012 Rest 07 00 00 00 Monday Including Add line Delete line As Graphics Comments
120. e section External conditions Time series Internally within energyPRO all demands are converted to this format before energy calculations are started 2 9 Energy conversion units 2 9 1 Energy conversion units in general There are two types of energy conversion units in energyPRO Those are e Production units e Heat rejection User s Guide energyPRO The energyPRO desktop in details e 69 Input data E Mz Zoom 100 SeA E mE Project identification H E External conditions Hi Sites 2 E Transmissions ij Demands S Energy conversion units ij Storages s mamian D Electricity market Add heat rejection CHP B Operation strategy Boiler Load energy conwersion unit Elec heatpump E Environment oe Economy User defined unit Absorption chiller Reports Electric chiller J Production graphic Wind farm Solar collector id Energy conversion summary Photovoltaic Figure 2 43 The types of energy conversion units in energyPRO The productions units consists of nine predefined types of units of which one is a user defined type described by load curve s and three renewable technologies described with individual editing windows The Load curve described units are e Boiler CHP unit Combined Heat and Power e Electrical heat pump e User defined unit e Absorption Cooling e Electrical Cooling If the production unit type is consuming o
121. e use of PapProcHeat PapProcHeat Boiler 1 returns the actual load of process heat production from Boiler 1 Functions in energyPRO e 195 PapProcHeat 0O Return the actual load of process heat production from all production units having a higher priority in the operation strategy 196 e Functions in energyPRO www emd dk User s Guide energyPRO 4 4 Functions used only in Revenues and Operational Expenditures User s Guide energyPRO There are three sets of functions relating to the energy conversion within energyPRO Those are e Functions measuring on the system border e Functions measuring on energy conversion unit level e Other Functions In the figure below the system is defined as everything placed within the outer frame By other words the functions measuring on the system border is the functions measuring the flow passing this border Energy System Electricity Figure 4 1 The Energy System In practice the system border is the electrical grid or a specified transformer station where the interaction between the considered energy system and the outside world is measured It could for instance be a meter measuring the amount of natural gas entering the system The functions measuring on productions unit level are strictly related to the specific production units and demands described within the system It could be a specified boiler CHP unit or a specified demand Below you will find a description o
122. e will divide a year into hundreds of time periods during a year Method of calculation in energyPRO e 155 Market Type _ Flat Rate User def priii Name Peak load High load Fixed Tariffs User def pe aan Add line O Spot Market User def Delete line From time Totime From day Today Holidays From date To date Peak load 07 30 12 00 Monday Friday Excluding Peak load 17 00 16 30 Monday Friday Excluding 01 10 2012 26 02 2012 High load 06 30 21 01 Monday Friday Excluding Add line Delete line As Graphics L Comments I I Figure 3 4 An example of how to group thousands of time periods into three groups Peak load High load and Low load This information is used when the operation strategy is designed 3 1 4 Energy conversion units There are two sorts of energy conversion units The options are a production unit and a heat blow off unit Production unit Regarding the energy conversion calculations the production units contains the definition of the power curves and eventually some time restrictions A production unit is described by a set of power curves which varies for different types of production units The optional curves are e Fuel consumption e Fuel production e Heat production e Process heat production e Heat consumption e Process heat consumption e Electricity production e Electricity consumption e Cooling production and e Fuel production 156 e Method of calculation
123. eakReceivedElectricity PeakDeliveredElectricity PeakReceivedElectricity PeakReceivedFuel Spot price functions SpotPricesXDeliveredElectricityElec Spotprice DeliveredElectricityQ 232 e Appendices www emd dk User s Guide energyPRO SpotPricesXReceivedElectricity Elec Spotprice ReceivedElectricity Elec Spotprice ReceivedElectricity Elec Spotprice DeliveredElectricity Elec Spotprice ReceivedElectricity Elec Spotprice ReceivedElectricity Table 0 1 Interpretation of payment functions in energyPRO when calculating operation strategy if an electricity demand is present then the operation strategy is planned to cover exactly this demand The consequence is a changed interpretation of DeliveredElectricity and ReceivedElectricity DeliveredElectricity Oo OC ReceivedElectricity EC EP The operation strategy is calculated as with one market with a few exceptions The exceptions are the concerning the functions DeliveredElectricity and ReceivedElectricity An overview of how those functions are interpreted in a two market situation is illustrated on the figure below The interpretation of those function depend on a whether an electricity demand is present and b which market the energy energy conversion unit is attached to D Where Heatprod Heat production capacity EIPprod Electricity production capacity CoolProd Cooling Production capacity ElCon Electricity consumption capacity F
124. eated energy units by selecting them in the two combo boxes Operation dependent on other unit es E 2 Gas engine 1 k allowed only when no production on unit g IK allowed only when production on unit Figure 2 48 Operation dependent on other unit Below is given two examples of how to use this facility If you e g have an energy unit running on two different fuels biogas and natural gas you can define this energy production unit as consisting of two different energy units biogas engine and natural gas engine You 74 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO select the unit you are specifying are e g the natural gas engine part is not allowed to run if the biogas engine is already operating If you e g have an energy unit where you can add an economizer to improve its heat production power output you can define the economizer as an extra energy unit modelled as boiler where select that the economizer can only be in operation if the belonging energy unit is producing You then select the unit that have to be operating at the same time as the actual unit that you are editing If no energy unit is selected no restrictions are imposed on the operation Non availability periods By checking the Non availability periods you get access to a table where you can specify periods where the actual energy unit is not available for operation This could for
125. eciations 100 000 100 060 100 000 100 600 100 000 100 000 100 000 100 600 100 000 100 000 100 000 100 000 100 000 100 000 100 000 income 204 635 206 535 215 685 223 434 223 181 233 665 241 131 247 461 258 906 262 208 268 735 275 761 285 707 232 520 32224 Financial Loan interest and te s 105 923 101214 214 90 907 35 271 79 258 7296 66 193 38 033 51 432 43 2 34 794 25 698 16 041 5788 interest on Cash Account 1 960 5008 6201 11 567 15 284 19 0065 22921 27 021 31 355 36 027 40749 45 676 50 840 56211 51 805 Total Financial Expenditures 163 365 206 33 013 T3338 63 367 60 233 36 015 39 172 27 678 15405 2613 10 531 25 142 40 170 6017 Of The Year before 100 721 112323 127 676 144155 159134 173 382 131 115 208 289 231 227 246 304 266 122 736 642 310 545 332 690 355 241 Tax payments Taxation 25 180 28 082 31919 36 039 39 799 43 346 47 779 52 072 57 307 61 701 66 530 71 661 77712 83 173 33 560 Total Tax payments 25 180 28 052 31 519 sas 39793 sie 47 773 52 072 37 307 61 701 ces 71881 T7712 S173 33 560 Of The Year 73 341 34 247 35 757 163 116 113 36 130 637 143 37 156216 173 420 135 163 133 351 214352 233 137 249 518 263 651 Figure 2 151 Income statement report User s Guide energyPRO The energyPRO desktop in details e 143 2 19 16 Balance sheet The last financial report is the balance sheets energyPRO4 1 2 262 Two CHPs on fixed tariffs balance sheets and income statements an cae a 4 This example illustrates a cogeneration plant selling
126. ectricity Monthly peak value for M Market PriorityPeriod received electricity form market PeakReceivedFuel Fuel Monthly peak value for MW received fuel PoPxDE Market Monthly value of ne electricity delivered to the grid from the market PoPxRE Market Monthly Value of aime electricity received from the grid from market ReceivedElectricity Market Electricity received by the MWh month 198 e Functions in energyPRO www emd dk User s Guide energyPRO PriorityPeriod system from market a ReceivedFuel Fuel Fuel received by the MWh month system Table 4 3 Functions measuring the energy passing the system border AccDeliveredElectricity Returns the accumulated monthly amount electricity delivered to the specified market in the specified Priority period Syntax AccDeliveredElectricity Market PriorityPeriod Argument Description Market The Name of market All markets return the accumulated amount for all markets PriorityPeriod The Name of the Priority period name specified in Electricity markets All Periods return the accumulated amount in all priority periods Returning value Monthly amount of energy delivered to market Returning unit MWh month Description In every calculated time step within a month the amount of electricity delivered to the specified market is calculated The amount delivered is calculated as the electricity produced subtracted the electricity consumed by production units and c
127. edElectricity PeakReceivedFuel Spot price functions potPricesXDeliveredElectricity Elec Spotprice DeliveredElectricity SpotPricesXReceivedElectricity Elec Spotprice ReceivedElectricity SPxDE Elec Spotprice DeliveredElectricity User s Guide energyPRO Appendices e 235 ISPxRE Elec Spotprice ReceivedElectricity Table 0 2 Interpretation of payment functions in energyPRO when calculating operation strategy if an electricity demand is present then the operation strategy is planned to cover exactly this demand The consequence is a changed interpretation of DeliveredElectricity and ReceivedElectricity DeliveredElectricity Oo CC ReceivedElectricity EC EP The operation strategy is calculated as with one market with a few exceptions The exceptions are the concerning the functions DeliveredElectricity and ReceivedElectricity An overview of how those functions are interpreted in a two market situation is illustrated on the figure below The interpretation of those function depend on a whether an electricity demand is present and b which market the energy production unit is attached to D Where Heatprod Heat production capacity ElPprod Electricity production capacity CoolProd Cooling Production capacity ElCon Electricity consumption capacity FuelCon Fuel consumption capacity All in MWh or kWh 236 e Appendices www emd dk User s Guide energyPRO SF da 0 0 spolied pje
128. efore calculation ES es l Bs Pra Figure 2 7 Project identification and selection of projecting module Project identification 4 lines maximum The project identification lines are printed in the top of every energyPRO report helping to identify the actual project Assumptions to be printed in Catalogue of assumptions The text written in this part is only printed in the report Catalogue of technical assumptions The text can be used for explaining some core assumptions identifying the actual project This might for instance make it easier to remember how this calculation differs from other calculations User s Guide energyPRO The energyPRO desktop in details e 41 WARNING you might lose information when you change from ACCOUNTS to FINANCE or DESIGN or change from FINANCE to DESIGN Select Calculation module Projecting e The DESIGN module is selected for one year calculations with the emphasis on energy conversion and operation costs e The FINANCE module is selected for investment analysis This add Investments and Financing to the DESIGN and includes calculations running over more than one year e The ACCOUNT module adds the calculation of income statements and balance sheets to the FINANCE module Adds depreciation and taxation to the calculation input Optimizing daily operation e The OPERATION module is selected for optimizing the operation in a short period The content is close to the DESIGN module
129. egard them as a battery capable of storing electricity from the grid in their batteries but also capable of producing electricity back to the grid This is very similar to the Battery electricity storage but 2 things make electrical cars special e Driving demand Compared to a simple battery E cars will drain the battery as they drive around So for E cars electrical storages you have to define the driving demand as a time series e Availability for charging discharging An electrical car will only be available for charging discharging when it is connected to the grid In energyPRO this can be simulated in 3 different ways o The simple method When the driving demand is zero the e cars are available for charging discharging o Amore sophisticated method The peak demand seen during the month is equal to zero charging discharging Zero demand is equal to full charging discharging Any value as percentage of the demand in between peak and zero sets the reciprocal value in percentage of the charging discharging o A third method A user defined time series O is equal to zero charging discharging The highest number is equal to full charging discharging 92 e The energyPRO desktop in details www emd dk User s Guide energyPRO Public Transportation Name Public Transportation Storage and charging Charging Restrictions Battery and Demand __ Non availability periods Capacity 1000 0 MWh Driving demand as time series
130. eiis a r 109 ZS EWI FA O A E sea ta inieaaussaiwteosncvelsn sea uocanena nue usoos ata aeuawsuanaseisiaaescanstuesaiacaoncans 110 2 AA EGCONOMNG INDUE Cd tates corcntrues syn AA T OA E eave ace mses 113 2 14 1 Facilities in the ECONOMIC sectioM eiria ES E a 113 2 14 2 Economy Main folder seesseesessseesessrecesssreresssreresssecesssrecesssrerosssreressseeeessse 113 2 15 Revenues and Operational Expenditures ccccsccccsssccccsssecccesccceeeecessaeseeseseesseeeeess 117 2 MOP NAV CS UMMC ING oiera sas ect trsiaa E eau hans nctiad aati O dace saat oaseusaneueaone tees anes 124 AAT FMNING serae E sanpelceuadcacrests cqusalecdaduea teas can xeunesieadual san nauatadea luk E E 125 2 17 1 Financing Main folder cccccsssccccccssseccecssssecceceeesecceesseececseseeeceessaeaeeeeees 126 2 17 2 Financing Loans Owners Capital CtC ccccssecccsssseecceseeceeeseesseeeeeseneeess 126 PMS PAK AU OM re aa es este ad tes E T T ulead E T T O 130 2 LIREO Sonina tuatis nak cease tities ea bind aara a ve eal seamed a pat dete Meet eet ccea ests 132 2 VOT WEROGUCU osoro a a T teoemadeaeen eas 132 2 19 2 REDONS UO CIID DOAN asseteacesresscalien cxaenctieaeact aa iemadacaleed cues aealccaieea axesencueeaues 133 2219 3 PrOGUCTION Grap MICA aan O 133 2 19 4 Energy conversion annual cccceeeccccssecccaesececeeececceueceeseseeseaeceessueeessanseess 135 2 19 5 Energy Conversion MONTHLY ccccsseecccssseecceseccseescecseu
131. emd dk Investment Key Fi nvestment Key Figures Info www emd dk Licensed to The world leading software Energy Production for projecting and planning and Managerial Economics EMD International A S y of Heat Cooling and Power Plants p Niels Jernes Vej 10 DK 9220 Aalborg 45 9635 4444 1000 Peter Sorkn s energyPRO 4 1 2 258 Internet Connections Email EMD energyPRO Update Activated Licenses English DESIGN FINANCE ACCOUNTS OPERATION REGION MARKETS Figure 1 12 About box with registration information Press Restart When having restarted the program the registration and activation will be accepted 18 e Introduction to energyPRO www emd dk User s Guide energyPRO 1 6 The energyPRO desktop The Input data structure has functionalities much like the classic Windows explorer and serves as the energyPRO desktop navigator User s Guide energyPRO The energyPRO desktop is divided into three main sections as shown in Figure 1 13 These are e The Input data structure e The Editing window e The Report structure C Elele File Setup Tools Window Help t ls ed am w Input data RiT z Zoom 100 SAILA 3 bal 4 Site Overview Operation strategy Input data structure Repons Editing windows Reports Figure 1 13 The three main sections of the energyPRO desktop 1 6 1 Input data structure The Input data structure is arranged in a folder structure as known
132. ents 140 e The energyPRO desktop in details www emd dk User s Guide energyPRO e Financial payments e Eventually tax payments e Interest on cash account energyPRO 4 1 2 262 Two CHPs on fixed tariffs 3806 2012 12 45 46 1 This example illustrates a cogeneration plant selling and buying its electricity on a fixed tariff market icin aiii 1 GBP is approx equal to 1 5 EUR EMDiInternationalA S Niels Jernes Vej 10 DK 9220 Aalborg 45 9635 4444 Cash Flow monthly Calculate eriod 01 2012 12 2012 All amounts in GBP Nov Revenues Sale of heat f 3 j i 33 217 Saleofelectricity Day 5 j j i i 52 200 Night j i p 860 j 16 100 Saleofelectricity Total 1 T i 68 300 TotaRevenues J t J T k 101 517 Operatin xpenditures Fuelcosts Natural gas Climate change levy Fuelcosts Total f z t 21 068 Operation amp Maint Engine 1 i i j 2 200 Engine 2 i A a 0 Boilers 2 0 Operation amp Mainfl otal 2 f l Z 2 200 TotaDperatingexpenditures r r d X j 23 268 NetCashfromOperation E 7 T T 3 614 CashAccount T 112 328 121 871 energyPRO Is daveloped by EMD Intemational A S Niels Jemasve 10 DK 0220 Aalborg 2 Tit 45 90 35 44 44 Fax 45 00 35 44 40 Homepage www endak Figure 2 147 Cash flow monthly report Cash flow summary The cash flow monthly report includes all payments in a project in the year that the payments actual take place Include the same items as the cash flow monthly re
133. er as graphics button gives a graphic representation of the time series table Add line Add a new line below the active line Delete line Deletes the active line Figure 2 17 shows an example where the time series containing daily temperatures in Central England is represented graphical 50 e The energyPRO desktop in details www emd dk User s Guide energyPRO Duplicated values are eliminated in order to improve performance User s Guide energyPRO amp ci Le ices Name Outdoor temperature Days in window 365 ll Close P 42 E 11 10 a 9 E 8 5 7 g eji o 5 4 n 2 1 0 2 3 a Wed 01 02 12 Sun 01 04 12 Fri 01 06 12 Wed 01 08 12 Mon 01 10 12 Sat 01 12 12 Time raf Central England A Source Hately Centre 1961 1990 monthly average temperatures v amp OK Cancel Figure 2 17 Time series Graphic Temperatures in Central England Developing over the years It is possible to add an index to describe the development of a specified time series To do this check the Developing over the years option and select a previously created index For the creation of indexes see section 2 4 5 energyPRO develops a time series over time by moving the values on a weekly basis so that values in week 2 are moved to week 2 in the following years After moving the values energyPRO changes the values on a monthly basis according to the index When the editing windows lower as graphic
134. er 1 for month no O for others lt TimeSeriessymbol gt _ Actual Timeseries value UnitOfDemand Demand Calorific value for the demand If the MWh unit unit e g are GJ the function will return 0 2777777 MWh G Table D 4 Other functions HeatValue Returns a conversion factor from MWh to the original unit of the HeatValue used when defining a specified fuel Syntax HeatValue FuelName Argument Description FuelName The Name of a specified fuel Returning Conversion factor value Returning unit MWh lt unit gt Where lt unit gt is the original unit used when defining the specified fuel Description This function returns a conversion factor from MWh to original unit of the HeatValue used when defining a specified fuel This function is normally used for converting the used amount of fuel in MWh to it Original unit Example HeatValue Natural gas Consider that the heat value of the fuel Natural gas is defined as 11 kWh nM Then the function will return AMWh 11kWh Nm pr MWh equal 1 11000 MWh Nnm 216 e Functions in energyPRO www emd dk User s Guide energyPRO Syntax Description Example Syntax Description Example Syntax User s Guide energyPRO Indeksfaktor Danish only This function is establish for Danish use only The function is used for calculating the production independent subsidy for CHP production Indeksfaktor TimeseriesSymbol indexvalue Argument Description Timeser
135. er s Guide energyPRO Introduction to energyPRO e 23 e Heat consumption only available in absorption cooling e Cooling production e Fuel production For advanced users there is a wide scope of options to describe the behaviour of energy units dependent on formulas the actual production on other production units and time series specified in the External condition folders The special treated renewable technologies without load curve description are e Wind farm e Solar collector e Photo voltaic Storages In this folder the different energy storage facilities are modelled Three types of energy storages are available in energyPRO These are e Thermal storage e Electricity storage e Cold storage Note that fuel storages are modelled under each fuel Electricity market In the Electricity market folder it is possible to define an electricity market The options for electricity markets are e Flat tariff e Fixed tariff e Spot market If the MARKETS module is not activated it is only possible to add one electricity market With the MARKETS module you can add any number of electricity markets to your model Operation strategy The Operation strategy can be user defined or it can be auto calculated based on the payments set up in the economy The Operation strategy is basically a decision table used to describe the priority between energy production units in different tariff periods Environment Emission types
136. er to a site cogeneration plants with absorption chilling trigeneration biogas fuelled CHP plants with a biogas store biomass cogeneration plants Other types of projects e g geothermal solar collectors photovoltaic or wind farms can also be analysed and detailed within the software energyPRO can also be used for analysing hydro pumping stations compressed air energy storage and other electricity storage projects energyPRO allows the daily optimization of the operation to be made against fixed tariffs for electricity or against soot market prices The optimization is taking into account the limited sizes of thermal and fuel stores energyPRO provides the user with a detailed financial plan in a standard format accepted by international banks and funding institutions This includes presentation of the operating results for the project monthly cash flows income statements P amp L balance sheets and key investment figures such as NPV IRR and payback time The software enables the user to calculate and produce a report for the emissions CO NOx SO etc by the proposed project Insert the energyPRO CD or demo USB stick or run the downloaded exe file and the installation process will install the energyPRO software in C Program files emd energyPRO4 by default www emd dk User s Guide energyPRO Follow all instructions on the screen The default data path will be C energyPRO Data it is important to change this at instal
137. erally changes both during the course of a day and throughout the year The transmittance of the cover glazing for the collector changes with the incidence angle Typically the Incidence angle modifier looks as below Incidence angle modifier Figure 3 28 The incidence angle modifier 184 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO It can also be defined as follow K 1 tan where O is the incidence angel on the collector a is the measured coefficient Including Kg the formula for the heat production from the solar collector becomes y A an Ke Leipuse Kew 1 a4 se t a D 1 The radiation is split into beam radiation and diffuse radiation Since the diffuse radiation per definition has no incidence angel is used the IAM at 60 3 3 6 Photovoltaic The electricity production from a Photovoltaic module P can be expressed as follows I _ y HTa T ye I sre P Pax PV where Pras Installed capacity W l Solar radiation W m ees Radiation at standard conditions 1000 W m W m Ve Temperature coefficient for module efficiency Teen Operation cell temperature C Tstc The cell temperature at standard conditions 25 C C The operation cell temperature is calculated by the following formular Antonio Luque and Steven Hegedus 2003 T 20 Ta T 1 ZOT SOOW m where Tat Ambient
138. ergy conversion annual Two CHPs on the German spot market 46 06 2017 Eile Edit Page Zoom Open Ctrl O hl Pagel of 1 PEM GN Print Ctrl P H Two CHPs on the German spot market This example illustrates two CHPs operating on the German spot market Fneravconversion annual Figure B 1 Choose File and Save as in the Report Preview In the field Save as type you can select the wanted format in the list im Save File TION Ji a O5 C energyPRO data Organize New folder sr Favorites i di Dansk Libraries Ji Deutsch J English E Computer m Lietuviu J Polski ti Network Date modified 15 03 2012 10 22 13 03 2012 10 22 15 03 2012 10 25 13 03 2012 10 23 15 03 2012 10 23 File name Save as type Adobe Acrobat PDF pdf Hide Folders Paste into a document Type File folder File folder File folder File folder File folder Figure B 2 Select the wanted format in the field Save as type You can copy a report to the clipboard either an image or as data In the report preview window you chose edit and then copy Open a document and chose paste User s Guide energyPRO C How to change the set up in the graphic reports User s Guide energyPRO It is possible to customize the settings for the graphic reports Maybe you want to change some colours or maybe you want to make the lines wider energyPRO 4 1 Two CHPs on the German spot mar
139. ers The equation used for the calculations are 2 P A I n a t 1 a t P L where I Calculated radiation based on the position and radiation time series t Ambient Temperatures found in specified time series 7 Start efficiency Start efficiency is also called Conversion factor The collectors start efficiency where the fluid temperature equals the ambient temperature a Loss coefficient a1 a Loss coefficient a2 Collector specification Start efficiency no 0 81500 Loss coefficient at 243000 yim C Loss coefficient a2 9 01200 wm CF Incidence angle modifier Coefficient 4 00000 As K at 50 degree aniics Figure 2 53 Solar collector Collector specification The energyPRO desktop in details e 77 Incidence angle modifier Kg Refers to the change in performance as the sun s angle in relation to the collector surface changes The IAM is used for the calculation of J found in the equation above G Elli Incidence angle modifier 10 20 30 40 50 60 70 80 90 100 Angle Figure 2 54 Solar collector Incidence angle modifier as graphic t Collector temperature The average temperature of the collectors on the collector side This temperature is defined by a forward temperature the temperature of the water leaving the collector trom and a return temperature the temperature of the water entering the collector tt These values can eit
140. exing can be booked in one of the following ways e Asa financial expenditure in the Income Statement e Asa fixed asset in the Balance sheet and depreciated through the loan period e As a mixture of the above possibilities The percentage stated indicates which of the possibilities you select For instance 40 means that 40 of the indexing amount will be booked as a financial expenditure in the Income Statement while the rest will be booked as a fixed asset in the Balance sheet and depreciated through the loan period Disbursements Disbursements are in calculations assumed to take place at the primo month 128 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Disbursements m Date Amount 1 01 01 2072 500 000 2 01 01 2013 200 000 Add line _ Remove line Figure 2 128 Financing disbursements Fees In this table it is possible to type in as many fees as wanted Give every fee a describing name Name of Fee Time of Payment Value Unit Add line 1 DisbursementFee at each disburseme 0 25 of Disbursement r Remove line Figure 2 129 Financing fee The fee can be paid along with disbursements or repayments For a loan with only one disbursement this will typically be a fee connected to the creation the loan A fee paid at repayment could e g be a fee for administrating the loan Payment overview This table is updated every time you alter
141. f Fixed Tariffs User def Add line O Spot Market User def Delete line From date To date Add line Delete line As Graphics Comments Figure 2 78 Periods of priority Day Night tariff example In the simple example shown in Figure 2 78 the Day tariff is limited to the period from 07 00 to 21 00 Monday to Friday including holidays ALL other hours are then automatically defined as Night tariff In the lower table you define when the already named Priority periods are located within the year A period is specified by one or more lines It is allowed to make overlaps in the description because the period which is first in the Priority name list e g Day tariff are selected first and hereby reserving the specified time span The next periods on the list have only access to the time spans that are not already reserved by Priority names with higher priority Note You cannot define periods for the last name in this example Night tariff All periods not defined in the table are automatically allocated to the last Priority period in the example Night Tariff If there are no dates specified for From Date and To Date the period are valid for the whole year 96 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO A whole day is specified as from 00 00 to 00 00 Spot Market Market Type Flat Rate
142. f the single functions When modelling economy it is important to realize that the model is monthly based This is especially important while modelling with peak function and the Electric Capacity function Not being aware of this fact might result in misleading values Functions in energyPRO e 197 4 4 1 Functions measuring on the system border These functions consider the energy system as a black box and are only dealing with energy and power crossing this border see the figure below The arrows are indicating the flows passing the system border Energy System Electricity Fuels Figure 4 2 Energy System Flows passing system border This System functions can be interpreted as meters placed on the system border measuring flows crossing the system border The functions are for instance valuable in situations where payments are independent of which unit it is concerning Returns Unit AccDeliveredElectricity Accumulated monthly Market PriorityPeriod amount for delivered electricity to market AccReceivedElectricity Accumulated monthly MWh Market PriorityPeriod amount for received electricity from market W AccReceivedFuel Fuel Accumulated monthly amount of received fuel DeliveredElectricity Market Electricity delivered out off MWh month PriorityPeriod the system to the market PeakDeliveredElectricity Monthly peak value for M Market PriorityPeriod delivered electricity to market PeakReceivedEl
143. fficient Coefficient 4 00000 re Sanhics K at 50 degree _ Collector field specifications Temperatures on collector side of heat exchanger From collector lt Constant gt 90 00 C Losses in pipes in collector field in C percentage of production To collector lt Constant gt 10 00 v Include effects of array shading 5 Distance between rows Number of rows 4 50 m Height units Orientation of ground Inclination ground Deviation from south 0 degree 0 degree The collector specifications are valid for an Arcon HT solar collector 5j 8 Figure 2 50 Solar collector editing window in energyPRO Size and Position Total area of collectors Is the aggregated area of the solar collectors Latitude UTM Is the Latitude of the solar collectors in UTM coordinates Inclination of inclined plane This is the tilted angle from ground of the solar collector Orientation of inclined plane The orientation of inclined planed is the deviation of the collectors from facing south northern hemisphere otherwise deviation from north Size and Position Total area of collectors 1000 r Latitude UTM 61 0 degree Inclination of solar collector 35 degree Orientation of solar collector 0 degree Deviation from South Figure 2 51 Solar collector Size and position Select Input Time Series Prerequisites for the calculation of the heat prod
144. ffs 28 06 2012 11 58 51 1 This example illustrates a cogeneration plant selling and buying its electricity on a fixed tariff market isc cana 1 GBP is approx equal to 1 5 EUR EMDiInternationalA S Niels Jernes Vej 10 DK 9220 Aalborg 45 9635 4444 Energy conversion monthly Calculateqberiod 01 2012 12 2012 Total Feb Mar Jul Sep Oct Nov Heatdemand MWh 15 000 0 008 1 856 0 1 750 7 441 152 457 4 816 0 1 184 7 1 574 6 Electricityproducedbyenergyunits MWh 13 1 346 0 1 666 0 352 084 432 0 760 0 1 130 0 1 504 0 Day A 720 0 1 056 0 t i 418 0 428 0 440 0 592 0 894 0 1 044 0 Night 376 A 626 0 610 0 0 0 40 0 0 168 0 236 0 450 0 Deliveredelectricity Fixedtariffs MWh 13 700 0 844 1 346 0 1 666 0 352 084 418 0 432 0 440 0 760 0 1 130 0 1 504 0 9 324 0 720 0 1 056 0 I 418 0 428 0 440 0 592 0 894 0 1 044 0 4 376 0 4 626 0 610 0 t i 0 0 40 0 0 168 0 236 0 460 0 Peak MW 4 000 4 000 4 000 4 000 2 000 2 000 4 000 4 000 4 000 Energyunit Gasengine 1 Fuelconsum Nm3 2 303 115 5 238 4515 2221716 272 4475 223 129 3 179 0780 98 157 7 103 4247 105 3400 155 137 1 188 6544 236 5362 Fuelconsum MWh 25 334 3 2 623 0 2 4439 2 996 9 2 4544 1 969 9 1 079 7 1 137 7 1 158 7 1 706 5 2 075 2 2 601 9 Heatprod MWh 10 168 3 1 052 8 980 9 1 202 9 985 1 790 6 433 4 456 6 465 1 684 9 832 9 1 044 3 Elec prod MWh 9 620 0 996 0 928 0 932 0 748 0 410 0 432 0 440 0 648 0 788 0 Turnons 241 9 6 23 27 21 23 22 25 27 Operatindiours 4
145. fic year including operational economics FINANCE planning more years including investments and financing 0 ACCOUNTS plus income statements balance sheets and tax Optimizing daily operation 0 OPERATION optimising operation for a short period v Advanced v Delivery of both heat and process heat 4 _ Starting up of production units is slow and expensive producing energy units in project Show warning when demand is not met v Heat v Process Heat v Cooling Electricity Warning when time series changes Length of calculation step 1 Hour asynchronous with calculation step Length of optimisation period 3 Month recommended Year Check input data 3 Automatic _ Only before calculation Figure 2 92 Automatic calculations are not possible if either the process production option or the fuel producing units option are enabled 2 12 2 Heat rejection table The heat rejection table is only visible if a heat rejection unit is defined an Energy Conversion Unit The heat rejection table is located in the Energy Unit Setup tab Heat rejection allowed Select rejection strategy Gas engine 1 Always D Never Only when NHPC is negative Gas engine 2 Always C Never Only when NHPC is negative Boilers Always Never Only when NHPC is negative Figure 2 93 Heat rejection table layout In the heat rejection table there are three options These are that the energy productio
146. fied Pasting the date and time from clipboard into the spreadsheet H2 f E 64 A B c D E F G H l J K 1 Month Day Ambient temp 2 1 1 6 4 01 01 2002 00 00 00 6 4 3 1 2 5 8 4 1 3 5 E 1 a aya 6 1 5 1 4 7 1 6 0 5 8 1 Fi 4 6 9 1 8 2 6 10 1 9 0 6 11 1 10 3 2 12 1 11 6 1 13 1 12 44 14 1 13 6 9 15 1 14 6 6 16 1 15 5 1 17 1 16 6 18 1 17 5 7 19 1 18 i a 20 1 19 7 6 21 1 20 ia 22 1 21 5 2 23 1 22 45 M 4 gt gt Sheet1 Sheet2 Sheet3 J 4 il Figure A 3 The date and time from energyPRO is now copied into the spread sheet Use this format for date and time to create new columns for the ambient temperature User s Guide energyPRO User s Guide energyPRO J9 vO fe A B c D z F G 1 Month Day Ambient temp 2 1 1 6 4 01 01 2002 00 00 00 6 4 3 1 2 5 8 02 01 2002 00 00 00 5 8 4 1 3 5 03 01 2002 00 00 00 5 5 1 4 3 1 04 01 2002 00 00 00 3 1 6 1 5 1 4 05 01 2002 00 00 00 1 4 7 1 6 0 5 06 01 2002 00 00 00 0 5 8 1 7 4 6 07 01 2002 00 00 00 4 6 1 8 2 6 08 01 2002 00 00 00 2 6 10 1 9 0 6 09 01 2002 00 00 00 0 6 ad 1 10 3 2 10 01 2002 00 00 00 3 2 12 1 11 6 1 11 01 2002 00 00 00 6 1 13 1 12 4 4 12 01 2002 00 00 00 4 4 14 1 13 6 9 13 01 2002 00 00 00 6 9 15 1 14 6 6 14 01 2002 00 00 00 6 6 16 1 15 91 15 01 2002 00 00 00 Eral 1 16 6 16 01 2002 00 00 00 6 18 1 17 5 7 17 01 2002 00 00 00 FY 19 1 18 22 18 01 2002 00 00 00 32 20 1 19 7 6 19 01 2002 00 00 00 7 6 21 h 20 7 3 20 01 2002 00 00
147. for energy production Priority of productions We see that the engines are always prioritised before boilers For the engines we see that production in peak load hours is always prioritised before high load which again are prioritised before low load Finally that Gas engine 1 is prioritised before gas engine 2 within the same priority of production for instance peak load Miscellaneous The two engines are allowed to produce to the storage the boiler are not Partial load are only allowed on the boilers The Periods of priority in the considered week are shown in Figure 3 10 As seen there are three levels The lower level in the graph is Low load the middle level is High load and the highest level is Peak load The weekdays Monday to Friday is low load from 0 00 to 6 00 am high load User s Guide energyPRO Method of calculation in energyPRO e 163 until 8 00 then peak load until 12 00 then high load until 20 00 and finally low load until 00 00 Saturday and Sunday is low load all day cI Eel Market Type _ Flat Rate User def Priority Name Peak load High load Fixed Tariffs User def Low load Add line D Spot Market User def Delete line Days in window Close Fixed tariffs 0 T Mon 02 01 12 Tue 03 01 12 Wed 04 01 12 Thu 05 01 12 Fri 06 01 12 Sat 07 01 12 Sun 08 01 12 Mon 09 01 Time _ Low load High load I Peak load lt FF gt Comments i OK Cancel Figure 3 10 Electricity M
148. from the classic Windows explorer The functionality attached to the folders is aimed to be as similar as practically possible to the Windows explorer Furthermore the input data structure serves as the energyPRO desktop navigator By right clicking the mouse on any folder in the input data structure the available folder specific options are shown In Figure 1 14 is shown the main input data folder structure for Input data The folders shown in this figure are the standard root folders found in all energyPRO projects and are always present when energyPRO is started This is the starting point for all energyPRO projects Introduction to energyPRO e 19 Folder icons are used for indicating the integrity of the data in the project Start your energyPRO experience by studying the standard examples delivered with energyPRO Right click the mouse on the folders and discover the options 20 e Introduction to energyPRO Input data Eli Project identification H E External conditions aE Sites E Transmissions oe Fuels E Demands z E Energy conversion units Storages E Electricity market Operation strategy H E Economy Figure 1 14 Input data The main input data folder structure Each folder and subfolder in this structure corresponds with an editing window Folder icons Folder icons are used for indicating the integrity of the data in the project Folders with yellow background indicate
149. g Net Production Cost NPC User Defined Operation Strategy Production Strategy Energy Unit Setup Priority of productions Day Night Gas engine 1 1 Gas engine 2 Boilers 3 3 Comments z OK Cancel fie Figure 3 6 An example where the Operation strategy is used for controlling the priority of production between two engines and a boiler Operation strategy Operation Strategy Minimizing Net Production Cost NPC User Defined Operation Strategy Production Strategy Energy Unit Setup cuon a aa Select rejection strategy 5 Gas engine 1 Always Never D Only when priority is n Gas engine 2 Always Never O Only when priority is n Boilers Always Never Only when priority is n Heat rejection allowed Miscellaneous Production to store Partial load allowed Selection of electricity lowed market Gas engine 1 v C Fixed tariffs a Fixed tariffs Boilers CI v Comments poeseecsssssessssssessossssssssss Neccccccccccccsccsccsccccscccceed Figure 3 7 Energy Unit Setup tab for the same example as in Figure 3 6 158 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO Priorities of productions section In the Priority of productions table in the Production Strategy tab you find a matrix consisting of Priority periods specified in the Electr
150. g boilers 298 NOx Total 33 785 02 kg All Production units 33 502 Total 33 Figure 2 142 Environment report 2 19 9 Economy Reports introduction The available reports are module dependent As shown in Figure 2 143 there are two reports concerning economy available in all modules Cash flow Monthly and Catalogue of economical Assumptions If the FINANCE module is chosen additional three reports are optional This is Cash flow summary Cash flow Graphical and financial key numbers Finally further four reports are optional if the ACCOUNTS module is chosen This is Income Statement Income Statement Balance Sheet and Balance Sheet Summary Summary www emd dk User s Guide energyPRO Reports Cash Flow monthly i B Cash Flow summary M Cash flow graphic B Financial Key Figures B Income Statement B Income Statement summary H B Balance Sheet W Balance Sheet summary o Catalogue of Technical Assumptions i Catalogue of Economic Assumptions B Operation Strategy Calculation E Graphical Layout ga Project Reports a Figure 2 143 Reports financial When previewing the economy reports you have some setup options Zoom 120 G Report design All Payments P CO Visible payments in the Input data folder structure System S ene All am
151. g period Time series function Symbol Wef Unit index l WS _ 80 10 0 15 fx Function Check function v These values to be modified in a conversion table Input values Convertedto 0 00 0 00 4 00 1 00 8 00 6 00 10 00 16 00 14 00 25 00 25 00 25 00 Add line Delete line 2 4 6 8 10 12 14 16 18 20 22 24 26 As graphics Figure 2 22 Time series function example where a wind velocity in 10 meters height is modified to wind velocity in 80 meters height and finally converted to energy output using a conversion table which describes the power curve of a wind turbine Figure 2 23 shows the graphical representation of the time series function example before and after the conversion table modifies it 56 e The energyPRO desktop in details www emd dk User s Guide energyPRO Name Windprofile Days in window Close 24 23 V indprofile index Mon 06 02 12 Tue 07 02 12 Wed 08 02 12 Thu 09 02 12 Fri 10 02 12 Sat 11 02 12 Sun 12 02 12 Mon 13 02 Time Name Windprofile Days in window Close VVindprofile index Mon 06 02 12 Tue 07 02 12 Wed 08 02 12 Thu 09 02 12 Fri 10 02 12 Sat 11 02 12 Sun 12 02 12 Mon 13 02 Time Figure 2 23 Time series function example shown graphically Upper before modifying in conversion table Lower after modifying in conversion table 2 4 5 External conditions Indexes Indexes are used to Indexes specify the development of a specific parameter Indexes are in describ
152. ge Layout Delete Del gt a g k l se a Gas engine 2 Figure 1 36 Add Connector Edge Then the connection can have whatever design you like Figure 1 37 Figure 1 37 User designed connection line 34 e Introduction to energyPRO www emd dk User s Guide energyPRO 1 8 Data sets delivered with energyPRO Seeking data Check eventually folders for other countries Weather data for several European countries are found in the English weather folder A library of production units are found in the German energy units folder A Fuel library is found in the German energy units folder Your language in which you operate energyPRO decide the default standard folders User s Guide energyPRO As a part of the energyPRO installation a few country specific datasets are installed for each language They are installed in the data structure shown in Figure 1 38 At present energyPRO is available in Danish English German Lithuanian and Polish Each of these countries has their own folder The examples are country specific Danish English and German have five standard folders which in English are e Energy units e Fuels e Other data e Project examples e Weather p energyPRO data Name j Date modified Dansk p Deutsch English d Energy units d Fuels do Other data J Project examples J Weather gt Lietuviu d Polski 2 MW wind turbine 500 kW photovoltaic 1000 m2 solar collectors 1
153. ge Loss Clicking this check box gives you access to define a loss for the thermal store which is described in the following 88 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Storage Loss In energyPRO the thermal store loss is defined by Loss when store is full and loss when store is empty Both these losses can vary over time which means that they can depend on things like temperature variations in the planning period In order to calculate the loss at a given storage content linear interpolation is used so if the storage is 75 full the loss will be Loss at full Loss at empty 0 75 Loss at empty Defining the loss at full and empty store can be a tedious task for the user so therefore energyPRO allows the user to define the loss via e Temperature at top and bottom already defined as part of the thermal store capacity e Storage Height which is the height of the storage in meters e Insulation thickness in mm e Thermal conductivity of the storage walls e Ambient temperature which is the temperature the storage is located in This can be constant if the storage is located inside the building or it can be dependent on a time series if it is located outside Storage capacity MWh as of Sat 1 January 2011 v Storage Loss Storage Height h Insulation Thickness s Thermal Conductivity Lambda 14 20 m 300 00 mm 01 0370 Wi m C Ambient Temperature Ta Outdoor temperat
154. get as 104 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO much production as possible etc This is done until all demands are met or the production opportunities are exhausted Also see 3 1 Method of energy calculation in energyPRO The calculation of the operation strategy is entirely based upon the Revenues and the Operation expenditures set up by the user to describe the Operation income Therefore it is of crucial importance that these payments are set up properly prior to the energy conversion calculation The energy and economy calculation are tied together and will affect each other The calculation strategy is calculated for each month in the planning period The methodology for calculating the operation strategy is an incremental approach where each of the heat producing units is calculated as stand alone units producing one MWh heat and each of the cooling producing units as producing one MWh cooling In this calculation all the payments in Revenues and Operation expenditures are evaluated and calculated The calculation is repeated for each production unit in each electricity tariff period This is the case for production units with heat production In Figure 2 90 is shown the heat producing units in energyPRO This is CHP Boiler Electrical heat pump and User defined Note that a User defined production unit needs a heat production typed into the powe
155. gine 2 2 Boilers Figure 3 19 Gas engine 1 in low load Priority 5 After having included priority 5 Gas engine 1 in low load hours it is no longer possible to run the energy plant without restrictions As seen there are now two periods in the low load hours where there are no production on the engines The use of the thermal store is still increasing 168 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO Days in window lt p New Window N UU A A Priorities User def Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 Lower priority number means better priority Gas engine 1 Gas engine 2 Boilers Heat M Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 WM Gas engine 1 WM Gas engine 2 Heat consumption Thermal store Mh Mon 30 04 Tue 01 05 Wed 02 05 Thu 03 05 Fri04 05 Sat 05 05 Sun 06 05 Mon 07 0 Storage content Storage capacity lt Fr w External conditions Priorities Heat X Electricity a lt Thermal stores Figure 3 20 Energy production graphic Priority 5 included Adding priority 6 Gas engine 2 in low load Production Strategy Energy Unit Setup Priority of productions Feak load High load Low load Gas engine 1 1 3 5 Gas engine 2 2 4 6 Boilers Figure 3 21 Gas engine 2
156. gs will primarily influence preciseness of the optimization and the time it takes to run an optimization The settings are e Length of calculation step The optimization engine divides the optimization period into steps and this setting defines the size of these steps The shorter the calculation step the more precise the optimization ought to be because changes can occur more often However shortening the calculation step will increase the calculation time By default this setting is set to 1 hour since many time series will be in this resolution By activating Warning when time series changes asynchronous with calculation step a warning will be 44 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO shown if any time series are more detailed than the calculation step e Length of optimization period When energyPRO calculates energy conversion for a project it will by default do this by splitting the whole optimization period into individual months and then calculate them one by one This is primarily done to speed up the calculation If you want a more precise optimization you can try to change this option to Year so that an entire year is calculated in one optimization Be aware this can be time consuming and will not always result in significant differences Check input data In the standard operation mode energyPRO automatically checks the integrity of the data structure while editi
157. gy example Heat Production Strategy energyPRO calculates the optimisation period month or year several times First it calculates the optimisation period with only the energy units with top priority e g the lowest number in operation in the chosen priority periods Hereafter it calculates the optimisation period adding the energy units with next highest priority in operation etc This iterative technique takes into account the priority set up in the Operation Strategy The two examples in Figure 2 86 are without a cooling demand or fuel producing units enabled If a cooling demand was added together with cooling producing units e g Electric chillers a new tab for the Net Cooling Production Cost would be added to the operation strategy This tab will be similar to the tab Net Heat Production Cost except that it would show the priority of production for the cooling at different electricity prices Similar if Fuel producing energy units in project has been enabled in the Project Identification a tab called Fuel Production strategy would appear in which you can define the max allowed priority number of the fuel producing unit which is the highest The energyPRO desktop in details e 101 priority number in the Production Strategy the units consuming the fuel produced will allow the fuel producing unit to run at For the shown auto calculated operation strategy in Figure 2 86 the tab Energy Unit Setup
158. gyPRO cccccssssecccccsssecceeeeesecceceseeceessaeaeeeesseeeeses 175 3e LDENMU ON cysnr T E ATT 175 3 9 2 External COMGITIONS serrara sinr iaa E EEE A 177 3 3 3 Radiation on solar collector or photovoltaic cece ccssesecceeeeecceeseeseeeeesees 177 SiS GAR SNINE areia a a i 179 Koor C ONETO a S 183 PLOP MOUOV Ol Ua IC zeri a susan E R a E O R 185 3 4 Method of wind farm calculation in energyPRO ccccccssssscccccssseececeeeseecessaeeceessaeeeses 187 ALDEIN ONS vis cecoteee totes nclezsaxcs coeadanvalectoatande Cas T 187 3 4 2 Mathematical GESCriIPtion cccccccccsssccccesccceeececseuscecseusecsaaesecseuseesseeseesaes 187 4 Functions in energyPRO 189 Fs UME OG CEI OI e a a E ues cencesretneue ps Ganaat eaten tanany goed camesman canned ean mamepewi anah ones eae prnneas 189 4 2 Functions used in all or more formula fieldS cccceeeecccceeseccceeeeeeeceeseeeeeceeeeeeeeeeess 190 4 3 Functions used only in Production units load curves cccccesccceseeceeeeeeeceeeneeeeneeeeeeeeees 191 4 4 Functions used only in Revenues and Operational Expenditures cccssescccsseeeeseeees 197 4 4 1 Functions measuring on the system DOrdel ccccccssseccceesceceeeseeseeeseesaaees 198 4 4 2 Functions measuring on energy conversion unit level cccsesccssseeeeeeeees 204 A SUOUMEL PUNCH OI S scence tavasyiatceatintetadsnacesc at auaneadauetiacabauetewdsueas suas eennucan
159. gyPRO e 187 x H P 2 WS t WS t Mp m Where the modification factor is found through iterations Calculation of production at time t 3 P t PC WSc Case 1a 4 P t PC WS t Prox l Prax pc Case 1b 5 P t PCWSc t Case 2 Where PC WS t return then power from the power curve based on the calculated wind speed at hub height and linear interpolation on power curve Calculation of modification factor t H H k Year WS t WS t xh 6 P annualCalc gt PCWS t AT where of m Z niy t 0 Start guess Mi 1 In each Iteration is the annual production calculated 6 and compared with the desired value If Pannualcalc gt Pannualbesirea then decrease m If Pannualcalc lt PannualDesirea then increase m This is repeated until P P annualCalc F annualDesired then m is found 188 e Method of calculation in energyPRO www emd dk User s Guide energyPRO 4 Functions in energyPRO 4 1 Introduction User s Guide energyPRO fx This chapter is a reference section for functions and formulas in energyPRO There are five areas in energyPRO containing formula fields Is each of those areas there are a set of standard mathematical functions and some specialized functions available These areas are e Time series functions e Demands e Energy Units e Economy Revenues and operational expenditures e Economy Taxation e Economy Define annual key figures
160. h Mon 04 01 10 Tue 05 01 10 Wed 06 01 10 Thu 07 01 10 Fri 08 01 10 Sat 09 01 10 Sun 10 01 10 Mon 11 01 Time Prognosis System Sell Price a m i a 2 a 5 w Sat 15 05 10 Sun 16 05 10 Mon 17 05 10 Tue 18 05 10 Wed 19 05 10 Thu 20 05 10 Fri 21 05 10 Sat 22 05 1 Time Prognosis System Sell Price Figure 2 85 Electricity Markets as graphics if Soot market is selected Upper Rough prognosis Lower time series as prognosis 2 11 6 More than one Electricity Market in a model MARKETS If you have an activated license to the energyPRO module MARKETS you will be able to have more markets in the same model The number of markets is unlimited and the different types of markets can be combined This is for instance relevant when one CHP engine is selling electricity into the spot market while another CHP unit is selling electricity to a flat rate tariff You can have a spot market for your electricity production on CHP and a flat rate market for your electricity consumption Or you can have a spot market for one site and a fixed tariff market for the other site requires REGION 2 12 Operation Strategy Intelligent operation strategies are core elements in creating cost effective energy systems The layout of the Operation Strategy editing window is closely connected to the Electricity Market You have the option to choose between automatic calculation of operation strategy
161. h from eUnit PHPCap eUnit Peak process heat capacity MW on eUnit TurnOns eUnit Number of turn on for eUnit FullLoadHours eUnit Number of full load hours Hours for eUnit AccFullLoadHours eUnit Accumulates the full load Hours hours over the year AccAllYearsFullLoadHours eUnit Accumulates the full load Hours hours over the years in the planning period Table 4 4 Functions getting production information on energy conversion units CP Returns the monthly amount of Cooling produced on a specified energy conversion unit Syntax CP eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly amount of cooling produced on energy value conversion unit Returning MWh month unit Example CP Electric Chiller User s Guide energyPRO Functions in energyPRO e 205 CPCap Returns the monthly peak cooling production load realised on a specified energy conversion unit Syntax CPCap eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly peak cooling production load on specified value energy conversion unit Returning MW unit Example CPCap Absorption chiller EC Returns the monthly amount of electricity consumed by a specified energy conversion unit in a specified Period of Priority Syntax EC eUnit PriorityPeriod Arguments Description EUnit The Name of the specified energy conversion unit Name of priority period or All per
162. he minimum load if part load is allowed in the operation Strategy It is also possible to state that the production on a specified production unit depends on other units this can be done either by checking Operations dependent on other unit or checking Enable formulas in power curves and then using the PaP functions in the power curves Heat rejection unit A heat rejection unit is described by a constant heat rejection capacity all year In the Operation strategy you have to state which production units have access to the heat rejection unit 3 1 5 Thermal storage and cold storage A thermal storage and cold storage is in each time period defined by a maximum content measured in MWh of either heating or cooling In the Operation strategy you have to state which production units have access to these storages Method of calculation in energyPRO e 157 3 1 6 The Operation strategy example with Fixed tariffs User defined The operation strategy consists of two main tabs three or four if the model contains both a heating demand and a cooling demand and or fuel producing units These are Heat or cooling or Fuel Production Strategy or Net Heat Cooling Production Cost when automatic operation strategy are chosen and Energy Unit Setup These main tabs are shown with only a heating demand and using with Fixed tariff in Figure 3 6 and Figure 3 7 ia ded ead Operation Strategy C Minimizin
163. he same time you can see what fuel the production units use and if they have access to an energy storage facility or not 41 72 MWh SES Thermal store 11 kWh Nm3 exact J as Hp as _ Natural gas Gas engine 1 Total sale of heat 3000 MWh aS a Gas engine 2 Net work loss 9 40 GJ tons a h WoodChips 10000 kW Spot Market Auto D el Boilers Electricity Dat KS Figure 1 19 Graphical User Mode gives a better overview 1 7 4 Adjusting View Depending on the size of your screen it can be desirable to adjust the view of the graphic Zoom In the toolbar above the graphic user interface it is possible to set the zoom factor User s Guide energyPRO Introduction to energyPRO e 27 ee thus Input data H 0 Project identification rn Gi Contam nan Tian Figure 1 20 Setting zoom factor s The up and down arrows increases and decreases the zoom factor by 10 A more detailed factor can be put in directly The magnifying glass icon adjusts the zoom factor to fit the graphic window Arrange When loading a projectfile saved in energyPRO 3 energyPRO 4 will automatically arrange the components and connections You are free to rearrange the components and connections Figure 1 21 is rearranged by the user with the same components as Figure 1 19 ry 11 kWh Nim3 m3 a EE s a a CE market a HD Natural gas EF m oodwy
164. he time series to be created in different intervals than the standard 4 times daily you can choose a different interval in the Interval group box Please refer to the section on NCAR Data earlier in this chapter to find details on how the conversion is done Once you click the Ok button energyPRO will contact the online data server provided by EMD international to fetch the selected climate data For each weather source that was selected it will create a new time series with default names and symbols You can rename the time series and symbols as you want 2 4 4 External conditions Time series functions Time series functions are primarily meant for modifying existing time series An example of a time series function is shown in Figure 2 21 Symbol The symbol is a unique short name of the time series The symbol is used for referencing the time series elsewhere in the energyPRO All time series time series functions and indexes used in a project have to use different symbols Unit The unit in which the values in the time series is stated The unit is for presentation use only Name Windprofile Development of time series function in Planning period Time series function Symbol Wet Unit index WS _ 80 10 0 15 fk Function Check function _ These values to be modified in a conversion table As graphics Figure 2 21 Example of a time series function where a wind velocity in 10 meters height is modified to wind
165. he user to select the payment lines to show and it will be generated using the select currency in All amount in Once a project report is added it will be available as an item under Project reports in the Report window on the bottom left side of energyPRO When the project report is printed the reports in it will simply be generated in the order they appear in the edit window 46 e The energyPRO desktop in details www emd dk User s Guide energyPRO 2 4 External conditions User s Guide energyPRO The External conditions folder serves as parent folder for indexes and time series and time series functions Hereto comes that the connected editing window is the place to define the planning period and eventually to specify use of holidays in the calculation Input data H 0 Project identification a Project Reports Sgm External conditions H E Time series Open E Time series functions Cl Add time series fii Indexes H Sites Add time series Online NCAR ial Transmissions Add time series function H A Fuels Fi Demands Add index EE Energy conversion units H E Storages cE Electricity market Load time series function gi Operation strategy H 0 Environment Load time series Load index Load holidays Reports Save holidays k Figure 2 13 External conditions sub folders 2 4 1 External conditions Input form Pr Beternal cond aleve Planning perio
166. hen defining energy Unit To make use of a fuel in your energy calculations you have to choose the fuel when defining your energy units m Name Gas engine 1 Production unit type CHP z Fuel Natural gas w Fowerunit kW Figure 2 33 Selecting fuel into an energy production unit If Fuel producing energy units in project has been ticked in the Project Identification then a dropdown box called Fuel output is added between the fuel input dropdown box and the Powerunit dropdown box Heat and Process Heat Electricity and Cooling demands can be specified within energyPRO An unlimited number of demands can be specified and in any detail All the demands will be summarized before the energy calculation This gives you an opportunity to make a detailed description of the heat demand But note that detail costs in calculation time The more demands and the more details the longer calculation time In its most simple form a demand is just one single value covering the annual demand Figure 2 34 The demand will then be distributed evenly all over the year taking into account the number of days in the months The resulting monthly amounts are shown in the Monthly amounts 64 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO table in the bottom of the window Note than you have the opportunity to type in and or change the monthly amounts in that table Net wo
167. her be fixed or referring to an external time series Most often these temperatures are known on the demand side of the heat exchanger but in the calculations it is the temperature on the collector side of the heat exchanger that is needed So if you know the temperature on the demand side you can select that in the user interface and then you also have to specify the temperature drop over the heat exchanger thx The complete equation for calculating tm is then tm tirom tto 2 thx Collector field specifications Temperatures on collector gt side of heat exchanger From collector lt Constant gt se 70 00 C Losses in pipes in collector field in To collector lt Constant gt sy 35 00 C percentage PAR Figure 2 55 The Collector field specification window used to define temperatures and losses L Losses in pipes This represents the loss in the pipes in the collector field The loss is simply given as a percentage of the heat production Array shading Often large scale solar collector or photo voltaic systems will be mounted on the ground in rows which results in array shading In other words solar collectors in one row will produce shade on the row behind it compared to the sun In energyPRO the effect of array shading is included by specifying the following parameters 78 e The energyPRO desktop in details www emd dk User s Guide energyPRO Include effects of array shading Number of rows Distance between
168. hic Financial Key Figures Income Statement Income Statement summary Balance Sheet Balance Sheet summary Single Report Configuration Catalogue of Technical Assumptions Catalogue of Economical Assumptia Operation Strategy Calculation Graphical Layout Days to show 7 Drag reports to change order Start time 27 01 2011 All amounts in F nin 1 Currency 1 000 Currency 1 000 000 Currency Double click to add Comments Figure 2 12 Edit window for project reports In Figure 2 12 you see the project report edit window which lets the user add individual reports to the project report On the left hand side all the available reports are shown and on the right hand side the actual reports in the project report are shown To add reports to the project report you simply Double click the item on the left hand side Once the report is added you can configure how the report should look in the final project report The example shown in Figure 2 12 shows a project report containing 4 individual reports e Production graphic o This type of report requires that the user selects the period to show in the report which in this case is 7 days Starting at 27 01 2011 e Energy conversion annual o This type of report needs no further configuration e Energy conversion monthly o This type of report needs no further configuration e Income statement o As this is an economy report it requires t
169. ice Tapayments Taxation Totall axpayments Figure 3 23 An example of monthly payments all being defined by you to be seen in the report Cash flow Monthly 3 2 1 energyPRO calculates nominal payments Please notice that the monthly payments defined in energyPRO is your best guess about the payments taking place in all months in the Planning period It is not payments converted to the value of the payment ina specific year it is not fixed prices Input data E Night 4 6 Operation expenditures 4 8 Fuel costs Cash Account g Natural gas E Climate change levy 3 88 Operation amp Maint E Engine 1 E Engine 2 E Boilers 5 8 Investments E Investment 4 8 Financing E Loan 3 8 Taxation E Taxation J _ Show Payback time 1000 GBP Reports E Energy conversion monthly 4 E Energy conversion summary Duration curve for heat demand E Environment Cash Flow monthly Cash Flow summary E Cash flow graphic Financial Key Figures Income Statement Income Statement summary Balance Sheet o eas 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 Cash Account Remaining debt vi Si Ralance Sheet summan Figure 3 24 You are on a monthly basis able to follow how payments in and out of cash account are accumulated User s Guide energyPRO Method of cal
170. ice a year It is possible to download improvements and updates from our website www emd dk From energyPRO version 4 0 3 it is possible to let energyPRO automatically check for updates on program start up The first time energyPRO is started the user will be asked whether or not energyPRO automatically should check for newer versions online This can later be changed in the Help menu by clicking Automatically check for updates For users without a service agreement or who have cancelled a previous agreement any future software update charge will be calculated based from the date service expired on the license 1 5 License activation 12 e Introduction to energyPRO To work with energyPRO you need to activate your license When buying energyPRO you will receive a license file needed for the activation The activation process in energyPRO is as follows Start energyPRO and choose the License activation in the Help menu 4 1 Two CHPs UK System Sell Prices Calculated fools Window Help Input data Tutorials Online 100 t identification E ial conditions Show Activation Statistics ne series Outdoor tempe Check for updates now system Sell P Automatically check for updates Figure 1 1 Accessing license activation item The below window will appear and guide you through the registration www emd dk User s Guide energyPRO User s Guide energyPRO energyP RO Activation How to activa
171. icity markets editing window in the column dimension and the defined production units in the row dimension In Figure 3 6 it is seen that the production from the two gas engines are prioritised in the rank Day indicated by increasing numbers Furthermore it is seen that Gas engine 1 is prioritised before Gas engine 2 within the respective period of priority In the example the boilers are always prioritised after the engines and are only allowed to produce if the engines are not able to produce all need heat in the Day tariff Given the matrix in Figure 3 6 energyPRO now first calculates Gas engine 1 in Day and then Gas engine 2 in Day Finally Existing boilers take the residual productions Note that if no number is attached to an element in Priority of Productions table the production unit will not operate in that specific priority period Heat rejection allowed In the Heat rejection allowed table in the Energy Unit Setup tab you can define which energy conversion units are allowed to reject heat if the heat cannot be utilized or stored This table is only shown if a Heat rejection has been added Miscellaneous In this section of the Energy Unit Setup tab is specified another matrix horizontally consisting of some options and vertically of the defined production units The options are e Production to store allowed only if a thermal or cold store is defined e Production transmitted to
172. ien e CCLIVALI OM saticascasionwentaiae ats vawdaaynce O E 12 1 6 THE CNnergyPRO desktop reirme eiai EET NE a Ea EEA A ES 19 L6 L IPUE Ga ta SUCU e a a a a a N ed 19 16 2 MMe cdtine WNdOWS misao a T O Qoacaeoneelvagessuaecers 21 TO 3 REDOM So soia A EA E EEA 25 TA GaP MICO GENS sarira r ae T E OTO E es 25 LALN INGLIS IC IUIGIE Cl 5 105 oar cet ea ene AE a O ER AE AEE ukaceseienc 26 1 7 2 What about the old way of doing things cccccssssscccecesseeeeeeeeseeeeesseeeeeeees 26 1 753 A DEtLer OVEN VIEW soaren cosesinnnduysiss ns siestuetew ony EE E S 27 7 Ay AIWSCIND VIEW sreske EE E E E EAE 27 BAS HOWTO CO iar a r T E T O E O 29 LOATI COMON ENE c r N A aA ON 30 VAZ CONE CHUON S eea e aE E EE r T S T O vamenaataseaimensy 32 1 8 Data sets delivered with energyPRO sss ssssensssensssersssersssrrsssrrssseresseressrrsssresssrrsssreesseres 35 8 1 Fipdngedata the MSEMA A 35 2 The energyPRO desktop in details 37 D7 Mil VEE OGIC Ul O Meaig N a N 37 DD INCU VEL Da aa nace a sae saucer eestor N a se casero ts ae eee ci aceate clase sce Geico ote ce oman eo oes 37 Ze AP SOU aU AREEN aia EATE EAEE E ER E ITEE PEATE EA ume EEE E TTE 37 Did DNV DIOWA a S 40 2 2 3 Help and license activation esssesssssssssresessrrrsesrrrressrrrressrreresserreessrereeserrreseeeee 40 2 Project GARE CAtlOn ziei aa a aa aa N aiaeeaesames 40 252 Project rEDOTTS irose En O T 45 PAADAL Ae ESS AKo uea EE E E T E EEA E AE E ETE 47 2A t External conditions
173. ies symbol The symbol Name of the specified time series Indexvalues The index Returning value Index factor Returning unit This function returns returns the monthly indeks factor based on then monthly average spot price and an index based om procedevelopment Indeksfaktor DK1Spot10 1 223 ice lt Timeseriessymbol gt _ Returns the the actual value of the time series lt Timeseriessymbol gt _ Argument Description _ Returning value The actual value of the time series Returning unit Unit of time series This function returns monthly average value of the time series specified with its symbol T _ returns the monthly average value of the specified time series with symbol T Month Month is a function returning the value 1 in chosen month and zero in the other months Month number Argument Description Number Month number in year 1 January 2 February etc Returning 1 if true O if false value Returning unit Functions in energyPRO e 217 Description Examples Syntax Description Example 218 e Functions in energyPRO This function returns 1 if the month number in function match the actual month in calculation otherwise it returns O zero This function is used in situations where an annual payment takes place in a specific month Month 3 This function return the value 1 if the calculation month is Marts and otherwise the value 0 UnitOfDemand Returns a conversion factor from MWh to
174. in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO Gas engine 1 Li Name Gas engine 1 Production unit type CHP Non availability periods E E Fuel Natural gas start Time End Time Every Year 09 01 2012 17 01 2012 ca Powerunit KW 01 02 2012 09 02 2012 Min Operation time Hours 2 Add line Delete line Load Save Power curves Operation Fuel Heat Elec power Performance WV kW kW Linear 5267 0 2114 0 2000 0 Add line Delete line Enable formulas in power curve Operation dependent on other unit Figure 3 5 Example of description of a production unit here a standard CHP unit with three power curves Fuel consumption Heat production and electricity production The power curves are described by one or more lines which together define a set of continuous curves All numbers in a specific line has to be less or equal to the equivalent value in the line above The upper line states maximum load while the lower curve states the minimum load The power curves might vary from one time period to the next the power curves might be a function of external conditions for instance the return temperature of district heating water or the ambient temperature If the power curves are described by only one line it implies that there is automatically assumed added an extra line containing only zeroes describing t
175. in low load Priority 6 included The use of Gas engine 2 in low load hours has priority 6 The result of enabling that priority is that production is established in the first two low load periods while there are room for the production the two first but not in the last three Looking at the development of the content in the thermal store it can be seen that the content builds up in the well paid peak and high load hours so it can be drained in the poorly paid low load hours Method of calculation in energyPRO e 169 Days in window a ll New Window Priorities User def Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 Lower priority number means better priority Gas engine 1 Gas engine 2 Boilers Heat MV Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 WM Gas engine 1 WM Gas engine 2 Heat consumption cna newer geepen wen erent ewe aepee nena nm wane aa aaa Pac n en enwepyn occa Ponsa nepesnsenweneneresn epee nanenaena twee Ne eee Thermal store Mh 0 Mon 30 04 Tue 01 05 Wed 02 05 Thu 03 05 Fri 04 05 Sat 05 05 Sun 06 05 Mon 07 0 Storage content Storage capacity lt z w External conditions is Priorities Heat Electricity _ Thermal store Figure 3 22 Energy production graphic priority 6 included The inclusion of priority 7 for the boilers in
176. in situations where the load on the actual heat production unit depends on the heat production load on other production unit s Be aware that the production unit s addressed must have a higher priority in the operation strategy than the production unit on which it is used otherwise the function returns a zero The following two examples show the use of PapHeat PapHeat Boiler 1 returns the actual load of heat production from Boiler q PapHeat 0 return the actual load of heat production from all production units having a higher priority in the operation strategy PapProcHeat Returns the already planned production of process heat on a specified unit Note The process heating option is only relevant when the advanced setting option Transmission of heat from plant through both high and low temperature pipes in the Project Identification window is checked PapProcHeat Name Argument Description Name Name of the production unit or 0 zero Zero means all units Returning Actual load on production unit s value Returning unit MW The function might be used in situations where the load on the actual process heat production unit depends on the process heat production load on other production unit s Be aware that the production unit s addressed must have a higher priority in the operation strategy than the production unit on which it is used otherwise the function returns a zero The following two examples show th
177. in the Project Identification Fuel type Select a fuel in the combo box Options are the fuels you have added in your Fuel folder If Fuel producing energy units in project has been ticked in the Project Identification then a dropdown box called Fuel output is added between the fuel input dropdown box and the Powerunit dropdown box 72 e The energyPRO desktop in details www emd dk User s Guide energyPRO The use of formulas will normally increase the calculation time considerably User s Guide energyPRO Power unit Select the power unit which you will use in the power curves Options are kW and MW Power curve The top line state the maximum loads while the bottom line states the minimum loads of the energy unit The loads of the energy unit between the power lines are calculated by linear interpolation Note that if only one line is stated then a second imaginary line is automatically assumed created with the content of zeroes Enable formulas in power curves This facility gives access to adding formulas in the power curves instead of numbers The formula will in each time step of the calculation call the formula and return a value Power curves Operation Heat Elec consump Performance MIY MIW Add line Delete line 7 Enable formulas in power curve fe Check formulas Figure 2 46 Power curve formula enabled example Note that you can use all the time series created under external c
178. ing the wind speed and the corresponding power output from the turbines In the calculation the power output is assumed to be linear between two data elements The power curve is specified through a data table and shown on a corresponding graph see Figure 2 64 82 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Wind speed Power kW 3 00 0 00 4 00 66 30 5 00 152 00 6 00 200 00 7 00 457 00 6 00 690 00 9 00 978 00 10 00 1 296 00 44 A 1 EOR AN Add line ae 10 15 20 Delete line Wind speed m s Figure 2 64 The power curve of the wind farm The functionalities of the table are comparable to the other energyPRO tables This includes unlimited number of values add line and delete line buttons Data is added by typing data into the table or it can be pasted via the clipboard It is possible to copy a calculated wind park curve from WindPro via clipboard to the wind farm power curve in energyPRO see Figure 2 65 Wind speed Power kW 3 00 0 00 4 00 66 30 Add line Delete line Copy from clipboard Copy to clipboard 10 0 dif Copy via clipboard from WindPRO 10 15 2 Add line Delete Tne Wind speed m s Figure 2 65 The power curve Values can be copied from clipboard including park power curve calculated in WindPro Annual production calculated not advanced Figure 2 66 shows the content of the wind farm editing win
179. instance be if the unit in a period is out for scheduled maintenance Figure 2 49 shows an example where this is the case 8 days in respectively January and February It is possible to select if the non availability periods are repeated every year or if they only occur in one specific year Non availability periods Start Time End Time Every Year 09 01 2010 17 01 2010 01 02 2010 09 02 2010 Ea Add line Delete line Load Save Figure 2 49 Non availability periods 2 9 3 Production units not described with load curves Solar collector In energyPRO Solar collectors are described by a Size and position b Time series with ambient temperatures and solar radiation and c Collector and field specific information see Figure 2 50 The energyPRO desktop in details e 75 Solar Collector w Name Solar Collector Size and Position Total area of collectors 1000 m Latitude UTM 51 0 degree Inclination of solar collector 35 de gree Orientation of solar collector 0 Deviation from South degree _ Select Input Time Series Ambient temperatures Hourly outdoor ter gt Radiation on horizontal plane Aggregated Radiation Direct and Diffuse Radiation Aggregated radiation Aggregated solar r gt _ Non availability periods Collector specification no 0 81500 a1 2 43000 w m C a2 0 01200 yim c Incidence angle modifier Start efficiency Loss coefficient Loss coe
180. iod the values of this external condition The hard way of doing this is to create your own time series for the complete period This will normally be inconvenient and unnecessary Often you have access to information for a period of one year which you want to extend to the whole planning period this will automatically be done within the energyPRO calculation The extension is based on the following principles Method of calculation in energyPRO e 153 Within one specific year A time series is well defined between the first time start time and the last time end time Outside start time and end time the value is identical with the value at the end time From one year to another year The time series are weekly based This means that Monday in week 2 will adopt the values from Monday in week 2 in the nearest year etc energyPRO follows the ISO week date system where each week begins on a Monday There are special conditions around New Year If a given weekday in week 1 in the planning period is not present in the time series the value for the weekday in week 2 is used If a given weekday in week 52 in the planning period is not present in the time series the value for the weekday in week 1 is used If Monday to Tuesday in week 53 in the planning period is not present in the time series the value for the weekday in week 52 is used Finally if Friday to Sunday in week 53 in the planning period is not present in the time series
181. iods PriorityPeriod Returning Monthly amount of electricity Consumed value Returning unit MWh month Description Electricity consumed by a specified energy conversion unit in a specified priority period name Examples EC CHP PeakLoad EC CHP All Periods ECCap Returns the monthly peak electrictity consumption load realised on a specified energy conversion unit Syntax ECCap eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly peak electricity consumption load on specified value energy conversion unit Returning MW unit Example ECCap Absorption chiller 206 e Functions in energyPRO www emd dk User s Guide energyPRO Syntax Description Examples Syntax Description Examples Syntax Example User s Guide energyPRO ElectricCapacity Returns the monthly peak electric production load on a specified energy conversion unit ElectricCapacity eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly peak electric load value Returning unit MW Monthly peak electric load on specified energy conversion unit ElectricCapacity CHP EP Returns the monthly amount of electricity produced on a specified energy conversion unit in a Priority period name specified in Electricity markets EP eUnit PriorityPeriod Arguments Description eUnit The Name of the specified Energy conversion unit PriorityPeriod Nam
182. ion is visualized below User s Guide energyPRO Where S is the angel of sky view of the rows affected by shading of proceeding row and S is the sky view of the first row which is not affected by shading but where the inclination of the ground in the orientation of the surfaces is taking into consideration Svi is equal to 180 s Ber surf The ratio between the diffuse radiation on first row and horizontal Rg is given by Method of calculation in energyPRO e 181 Ra 0 5 1 cos s Bor surf The ratio between the diffuse radiation on subsequent rows and horizontal Rg is given by R4 0 5 1 cos 180 S S is found by the following cosine relation h24 d a 55 arccos and Where d is the distance between the bottom of the row and the top of the preceding row d is found by the following cosine relation d n2 d 2 h d cos s Bgr surf The resulting Ra sn becomes Nyows 1 Ra Raa R i N rows The diffuse radiation on the inclined surface when taking shading into consideration becomes laif la Rash Reflected radiation The reflected radiation ratio when taking shading into consideration is divided into the beam R and diffuse R a radiation Further the ratio is different for the first Ra and the following rows Rmn Beam and diffuse reflected radiation on the first rows are given as Rr1 p Rra a 0 5 1 co
183. issions can be added via the popup menu on the graphical interface or via the Add button in the toolbar This way of adding transmissions will simply add a transmission between 2 sites that are not yet connected or report an error if all sites are already connected Another way of adding transmissions is by dragging a line between 2 sites First you select the type of transmission in the toolbar and you then select connection mode leat Zoom 100 Heat Cooling 7 Heatr Figure 2 27 To add transmission by dragging a line you select the type of transmission and then go to connection mode Adding connections in the graphical overview is described in more details in section 1 7 7 The Transmissions folder contains all the transmissions between sites in the project Each transmission is defined by the following attributes e Energy type which can be transmitted Heat Cooling and Process Heat e The 2 sites that the transmission is connected to e Attribute that tells in what directions the energy can be transmitted e The capacity of the transmission which can be defined by functions and time series The capacity is the same in both directions e The loss on the transmission which can also be defined by functions and time series In the current version of energyPRO the loss is not relative to the amount of energy transmitted but merely a constant can vary over time loss 60 e The energyPRO desktop in
184. ity periods Max Capacity 100 0 MWh Utilization 80 0 Capacity 80 0 MWh Charging Discharging Capacity Efficiency Charging Power 5 0 MW 85 0 o Discharging Power 5 0 MW 85 0 _ Operation restricted to period Figure 2 73 The edit window for a Battery The actual usage of the battery in a calculation is automatically done by energyPRO to use it in the most efficient way Hydro pumping station A Hydro pumping station is an electrical storage that utilizes the potential energy in elevated water So the charging unit is a pump that uses electricity to pump water in to an upper reservoir When electricity is needed or it makes sense to sell it the water is let through a turbine from the upper reservoir to the lower reservoir and thereby producing electricity For the Hydro pumping station the electrical capacity is defined through the attributes of the 2 water reservoirs e Height difference The height in meters between the 2 reservoirs e Water reservoir The volume of the upper reservoir in m 90 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO e Utilization The amount in percentage that can be used of the reservoir Hydro pumping station Name Hydro pumping station Storage Non availability periods Height difference 130 0 m Water reservoir Max 1 500 000 m Utilization 92 5 o Capacity 490 0 MWh Water inlet Time series Water from Mountain Uni
185. ket File Setup Tools Window Help fae ee Input data a g Project identification EH Project Reports E Combined report External conditions Gi Time series _ Outdoor temperature fi EEX2011 Phelix ij Time series functions fii Indexes i Sites Site 1 E Transmissions 6 8 Fuels g Natural gas 1 3 Demands Reports Energy conversion annual E Energy conversion monthly 9 Duration curve for heat demand E Environment B Operation Income B Catalogue of Technical Assumptions BB Catalogue of Economic Assumptions E Operation Strategy Calculation B Graphical Layout H E Project Reports Days in window 7 40 Priorities NPC Lower priority number means better priority Sat 01 01 11 Sun 02 01 11 Mon 03 01 11 Tue 04 01 11 Wed 05 01 11 Thu 06 01 11 Fri 07 01 11 Gas engine 1 Gas engine 2 Boilers WM Gas engine 1 0 Sat 01 01 11 Sun 02 01 11 Mon 03 01 11 Tue 04 01 11 Wed 05 01 11 Thu 06 01 11 Fri 07 01 11 WE Gas engine 2 Z Boilers Heat consumption Electricity MVy Thermal store M Sat 01 01 11 Sun 02 01 11 Mon 03 01 11 Tue 04 01 11 Wed 05 01 11 Thu 06 01 11 Fri 07 01 11 0 Sat 01 01 Sun 02 01 Mon 03 01 Tue 04 01 Wed 05 01 Thu 06 01 Fri 07 01 E Gas engine 1 MJ Gas engine 2 Storage content Storage capacity lt re OW External conditions Priorities i Heat s Electricity i
186. ktop in details e 81 Calculation type C Annual production calculated Fixed annual production Figure 2 62 Calculation type Annual production calculated In this case the productions from the wind farm are calculated based on the wind speed specification and power curve of the wind farm As an advanced setting there are options to scale the power curve and thereby the production Fixed annual production This option serves to distribute a desired annual production given a specified wind farm power curve All wind speeds specified through Wind speed specification see below are scaled by the modification factor that makes agreement between the annual production the power curve and the wind speeds This factor is found through iterations Wind speed specification The wind speed at hub height is defined through the following parameters which is used for converting the wind speed in measure height to wind speed at hub height 1 Atime series holding the wind speed 2 The measure height of the time series 3 The hub height of the turbines 4 The Hellmann exponent Wind speed specification Time series basic_E09 335_N54_ Measure height 50 m Hub height 67 m Hellmann exponent 0 15 Figure 2 63 Wind speed specification Ad 1 The time series must be established in External conditions prior to the specification Specification of power curve The power curve consists of a data set of values contain
187. l conditions Demand depends on external conditions is marked by default when a Heat demand is created but unmarked when other demand types are created IMPORTANT The use of Demand depends on external conditions requires that a time series or a time series function containing the external conditions have been established The time series is normally a time series containing the average ambient temperature day by day during a year Dependent fraction First you have to define the fraction of the demand that is weather dependent In a district heating system for instance 20 of the heat might be assumed to be heat losses transmission and distribution pipes and other 20 be used for domestic hot water leaving 60 for space heating These 60 normally depend on the ambient temperature Formula for dependency There are two ways of defining formula for dependency The first option is that the demand Depends linear on ambient temperature The second option is choosing Is user defined 66 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Depends on linear ambient temperature Demands are distributed after a simple degree day method The reference temperature and a time series containing ambient temperatures have to be typed in or chosen Based hereupon a formula is auto generated In the figure below the user has chosen 17 C as reference temperature and chosen the time
188. l sale of heat 3000 MWh a Net work loss Figure 1 32 Boilers now have access to the thermal store In some case it does not make sense to move or delete a connection E g a production unit producing electricity has to have a connection to the electricity market If you try to delete such a connection the following warning will appear Figure 1 33 Two CHPs on the German spot market Figure 1 33 Warning when trying to delete a connection The colours of the connections cannot be set on the connections The colour on a connection from a fuel to a production unit is the same as the colour of the fuel The colour on a connection from a production unit to a demand is determined by the type of energy Heat is red cooling is blue process heat is brown and electricity is black Three different lay outs of a line If you select a connection and right click you can choose between three different types of lines Figure 1 34 s i Gas engine 2 0000 kW Connection Type Wd Straight Line t _ Edges Line Bezier Line Delete Figure 1 34 Different types of line Introduction to energyPRO e 33 Figure 1 35 is an example of the three different types of lines i 11 kWh Nma Z Natural gas ag a 21 Gas engine 2 a en a Boilers Figure 1 35 Example of different line types The straight line can be modified by adding connector edge Figure 1 36 Add Connector Ed
189. lation if you prefer to have the data located somewhere else The energyPRO CD or demo USB stick or run the downloaded exe file contains the entire energPRO package In demo mode you cannot calculate or print or save a project However upon purchase of energyPRO modules EMD International A S will provide you with a registration key opening the licensed modules 1 3 License Conditions The independent association Energi og Milj data holds all Intellectual Property Rights to the energyPRO software which is continuously developed by EMD International A S and distributed worldwide through a network of appointed agents The manual and other documentation from the energyPRO software are copyrighted and all rights reserved Conditions of use The licensee who has paid for or by other means legally obtained the right to use the program is entitled to activate and use a license Copyright The licensee may under no circumstances copy pass on sell or in any other way distribute the program or documentation associated with the program to third parties License The licensee is only allowed to use a single license on one computer at the time if the licensee has activated a license on two different computers belonging to the same user Additional Licenses The name and address of the licensee which is printed on all reports from the software will be the same on each additional license supplied as on the first license supplied Duratio
190. le 4 2 Already Planned functions to be use for describing load curves Name is the specified name the of production unit on which the actual load curve depend PapEICons Returns the already planned electricity consumption on a specified unit Syntax PapElCons Name Argument Description Name Name of the production unit or 0 zero Zero means all units Returning Actual electricity production load on specified production value unit s MW Description This function is used in situations where the load on the actual 192 e Functions in energyPRO www emd dk User s Guide energyPRO production unit depends on the electricity consumption load on other production unit s Be aware that the production unit s addressed must have a higher priority in the operation strategy than the production unit on which it is used otherwise the function returns a zero Examples The following two examples show the use of PapElCons PapEICons WooadBoiler returns the actual load of Electricity consumption on WoodBoiler PapE Cons 0 return the actual load of electricity consumption on all production units having a higher priority in the operation strategy PapEIProd This function returns the already planned electricity production from a specified production unit Syntax PapEIProd Name Argument Description Name Name of the production unit or 0 zero Zero means all units Returning Actual load on production unit s value Returning MW unit
191. lidays and working days it is possible to type in country specific dates When entering the holiday combo box five options become available e No Holidays e Danish holidays e German holidays e British holidays e Specify holidays manually Holidays Specify holidays manually gt No holidays Danish holidays German holidays British holidays Specify holidays manually Holiday Date 01 01 2012 Add line Remove line Figure 2 15 Specifying holidays manually If Specify holidays manually is chosen you have to fill in each holiday by a name and a date format dd mm It is possible to save and load Holidays Use the right mouse button while standing in the window for holidays to get access to this facility 48 e The energyPRO desktop in details www emd dk User s Guide energyPRO Time series are the fundamental data format in energyPRO Examples of time series are daily temperatures hourly solar radiation or electricity spot market prices The symbol is used for referencing the time series User s Guide energyPRO Add external conditions for library From here you can load an existing time series from the hard disk into your project 2 4 2 External conditions Time series Time series are the fundamental data format in energyPRO Time series relates very closely to spread sheet formats You can copy a time series to spread sheet and you can copy a time series from a spread sheet A time series con
192. lity of Spot Prognosis A Advanced Rough Detailed C Perfect Time series Figure 2 80 Defining Spot market Left Operation strategy is user defined Right Operation strategy is calculated automatically Common for both the user defined and the auto calculation approach is that they must be based on a selected time series containing spot prices Note that the time series first must be established as an element in the External conditions folder In the example below the time series has got the name EEX2011 Phelix indicating that the time series is holding a set of electrical spot prices The energyPRO desktop in details e 97 EEX2011 Phelix Select Spot prices from time series Figure 2 81 Adding name of time series or time series function Normally you have to create those time series on your own Delivered with energyPRO there are few examples of time series containing historic electricity spot prices Spot market Operation strategy selected as User defined If the User defined operation strategy is selected a filter has to be set up to divide the selected time series into subgroups se Figure 2 82 Ei A Meal Market Type EEX2011 Phelix x Select Spot prices from time series Flat Rate User def Priority Name Minimum level Good prices 36 00 Medium prices 17 00 Add line Spot Market User def Below bid price 0 00 Fixed Tariffs User def Delete li
193. me step the value for that time step is set to zero otherwise it is added to the amount of delivered electricity The value for each calculated time step is then multiplied with the corresponding value from the time series selected in Electricity Markets and finally summed up monthly Examples SpxDE Spotmarket SPxRE SPXRE is an abbreviation of Spot Market multiplied with Received electricity The function returns the monthly economic value of electricity received from the spot market Please remember to set the price per unit to 1 Note The function is only relevant if spot market is chosen in Electricity Markets Syntax SPXRE Argument Description Market The Name of market All markets return the accumulated amount for all markets Returning value Monthly value of energy delivered to the spot market Returning unit lt currency gt Description In every calculated time step within a month the amount of electricity received from the spot market is calculated The amount received is calculated as the electricity the electricity consumed by production units and consumers within the system subtracted the produced electricity If negative in a time step the value for that time step is set to zero otherwise it is added to the amount of received electricity The value for each calculated time step is then multiplied with the corresponding value from the time series selected in Electricity Markets and finally su
194. ment Advanced FINANCE and ACCOUNTS ONLY The advanced facility is used in situations where payments are restricted to a specific period or displaced delayed from the month where they physically do occur l Advanced Period 01 01 2012 to 31 12 2012 Payment Delayed 1 month Missing Payment 01 01 2011 23 EUR Figure 2 117 The payment advanced Panel Period The period the payments are active If the fields remain blank no period restrictions will be imposed Payment delayed A payment can be delayed from the month where it physically belongs The options are No delay 1 2 3 and 6 months and not paid Missing payment If there is specified a delay for the payment you can put in the amounts which are delayed from the year before the beginning of the planning period The delayed amount will be divided equally into the first months number of Payment delayed months in the first year User defined payment selected in payment concerns In the formula field you can use standard functions such as Min Max and Exp and you can use one of the special built in functions listed below The created formula will generate monthly amounts for each of the month in the year You can access the available formulas by pressing f Formulas are added from the list by double clicking All built in functions concerning energy conversion return results in MWh or MW If you want to use unit prices for fuels or demands in a
195. mi 6 Hours Raw Data Frank Schweinfurt Wiesbader am Mai i owe Ei 59 Pral C 24 Hours Calculated Lae Yer oA EO W rzburg mP con a E Vixembourg oo Merfnhoin v x s s ae 8 ga Sgarbrucken s gye N mberg l esk a ot i Q Heilbronn Bud jovice Metz Karistuhe Stuttgart g S Regensbur igos Se Baden Baden Nancy gt fas Strasbourg Kalcer ah Wee Auctutg PS a Google Maps M nche A ites aL ears im KY stizburg E CDAS Pj C aN J J R Roserei Rais A Se os a o Muihodse 5 0 neh Shae rna Deteneight Figure 2 20 Shows the globe view after the nearest NCAR data points have been fetched J Aalen 54 e The energyPRO desktop in details www emd dk User s Guide energyPRO The symbol is used for referencing to the time series function User s Guide energyPRO Once the nearest data sources are shown you select one of them by clicking on it with the left mouse button The next step is to select which climate data you are interested in which is done by clicking the checkboxes in the Weather sources group For each checked weather source a time series will be created Before the time series can be fetched from the online server and created in energyPRO you need to select a reference year for the data In the drop down box you simply select the reference year After selecting the reference year you can go ahead and click Ok to create the time series However if you want t
196. mmed up monthly Examples SpxRE Spotmarket 202 e Functions in energyPRO www emd dk User s Guide energyPRO Syntax Description Examples Syntax Description Examples User s Guide energyPRO DeliveredElectricity Returns the monthly amount electricity delivered to the specified market in a specified Priority period DeliveredElectricity Market PriorityPeriod Argument Description Market The Name of market All markets return the accumulated amount for all markets PriorityPeriod The Name of the Priority period name specified in Electricity markets All Periods return the accumulated amount in all priority periods Returning value Monthly amount of energy delivered to the specified market Returning unit MWh month In every calculated time step within a month the amount of electricity delivered to the specified market is calculated The amount delivered is calculated as the electricity produced subtracted the electricity consumed by production units and consumers within the system If negative in a time step the value for that time step is set to zero otherwise it is added to the amount of delivered electricity Also see ReceivedElectricity DeliveredElectricity All markets All Periods DeliveredElectricity Fixed tariffs Highload ReceivedElectricity Returns the monthly amount electricity received from the specified market in a specified Priority period ReceivedElectricity PriorityPe
197. modelled Setting up the units is based on time series with solar radiation and ambient temperature information about location orientation and performance found in datasheets from the manufacturer 3 3 1 Definitions a Solar altitude angle 900 02 D Latitude Solar declination angel y Orientation of inclined plane south 0 west 90 Vt Temperature coefficient for photovoltaic module efficiency 0 Angel of incidence of beam radiation on inclined plane O Hour angel Reflection factor 0 Solar zenith angle Angel of incidence of beam radiation on horizontal Fetes iit Losses from the photovoltaic module to the grid a Incidence angle modifier coefficient A m7 Total solar collector area W m Total radiation on a horizontal plane l W m Beam radiation on a horizontal plane ly W m Diffuse radiation on a horizontal plane site W m Diffuse radiation on an inclined plane ldir W m Beam radiation on an inclined plane lo W m Extraterrestrial radiation on a horizontal plane lef W m Ground reflected radiation on an inclined plane l W m2 Total radiation on an inclined plane lsc W m2 Solar constant 1367 W m Irc W m Radiation at standard conditions 1000 W m photovoltaic Ko Incidence angle modifier ao W m C First order coefficient in collector efficiency equation Method of calculation in energyPRO e 175 al Kr No NOCT Poy
198. n The activation process in energyPRO is as described in the previous section 1 5 License activation 2 3 Project Identification In Project Identification there are two text fields where comments concerning the actual project are added The fields have different scopes 40 e The energyPRO desktop in details www emd dk User s Guide energyPRO Furthermore Project Identification is the place to select which module to use for the creation and calculation of the actual energy project Project identification a x Project identification 4 lines maximum This example illustrates two CHPs operating on the German spot market Assumptions to be printed in Cataloque of assumptions Select calculation module Projecting DESIGN calculating energy conversion in a specific year including operational economics FINANCE planning more years including investments and financing O ACCOUNTS plus income statements balance sheets and tax C Delivery of both heat and process heat O starting up of production units is slow and expensive a Fuel producing energy units in project Show warning when demand is not met Heat Process Heat i Cooling C Electricity Warning when time series changes Length of calculation step 1 Hour us asynchronous with calculation step Length of optimisation period Month recommended Year Check input data Automatic O Only b
199. n already started blocks As an example consider the scenario during an optimization where we can either expand a block at priority 56 or start a new block at priority 45 without start cost added Without start costs we would simply start the new block and thereby might generate unnecessary starts If we Method of calculation in energyPRO e 161 then have a start cost of 20 the new priority for starting up would be 45 20 and hence we now prefer to expand at priority 56 instead Reducing starts by merging already started blocks Now that start costs can prevent us from starting new blocks we can also consider the other scenario where we want to merge two blocks in order to remove one of the starts During the optimization we will continuously look at whether 2 blocks can be merged to remove a start The time periods in between the blocks might not have a good enough priority from the operation strategy to be started but given the fact that we will remove a start we now reduce their priorities according to the removed start cost Reducing starts by looking for empty heat or cold storage Even with the start cost considerations there will still be situations where we see too many starts because a production unit keeps starting up every time it sees that there is room for it in the heat or cold storage To prevent these starts we will always delay a start until the heat or cold storage is empty as long as the priority is the same in the
200. n Termination All user rights to the program are withdrawn in case the licensee does not respect the terms of payment in force at EMD International A S Limitation of Liability The software is provided on an as is basis without warranty of any kind EMD International A S does not warrant guarantee or make any representations regarding the functionality of the software any results obtained by the use of the software and any software support provided by EMD International A S and their agencies partners in terms of correctness accuracy reliability usefulness or otherwise The licensee is solely responsible for the selection of the software for the installation of use of and results obtained from the software and software support received Also excluded is any implied warranty by EMD International A S such as merchantability non infringement and fitness for a particular purpose 1 4 Service and Updates A valid service agreement with EMD means that the user gets access to the following services User s Guide energyPRO Introduction to energyPRO e 11 e Free e mail or telephone hotline service covering advice and guidance regarding the use of the software e The latest version of the software e Download access to online data from the EMD server The user pays an annual service fee of 20 of the actual list price for modules covered by his License Agreement Software updates are not issued at regular intervals but typically tw
201. n designing operational costs TurnOns CHP returns the number of turn on on the energy conversion unit CHP FullLoadHours Returns the monthly amount of full load hours on a specified energy conversion unit FullLoadHours eUnit Argument Description FUnit The Name of the specified Energy conversion unit Returning Monthly number of full load hours value Returning unit hours month This function returns monthly number of full load hours on an energy conversion unit FullLoadHours CHP returns the number of full load hours on the energy conversion unit CHP www emd dk User s Guide energyPRO AccFullLoadHours Returns the accumulated amount over a year of full load hours ona specified energy conversion unit Syntax AccFullLoadHours eUnit Argument Description FUnit The Name of the specified Energy conversion unit Returning Accumulated number of full load hours over the year value Returning unit hours Description This function returns the accumulated number of full load hours on an energy conversion unit Typically it is used when units obtain grant until a certain amount of full load hours or for service intervals Example AccFullLoadHours CHP returns the number of full load hours on the energy conversion unit CHP accumulated over the year AccAllYearsFullLoadHours Returns the accumulated amount over the planning period of full load hours on a specified energy conversion unit Syntax AccAllYearsFullLoadHours eUnit
202. n much higher values than intended Also see PeakDeliveredElectricity PeakReceivedElectricity Fixed tarifft All Periods ReceivedElectricity Fixed tariff Highload PeakReceivedFuel Returns the monthly peak of a specified fuel received to the system PeakReceivedFuel Name Argument Description Name The Name of the specified fuel Returning value Monthly amount of fuel received to the system Returning unit MWh The monthly peak of a specified fuel consumed by all production units in the actual year of calculation PeakReceivedFuel Natural Gas SPxDE SPxDE is an abbreviation of Spot Market multiplied with Delivered electricity The function returns the monthly economic value of electricity delivered to the spot market Functions in energyPRO e 201 Please remember to set the price pr unit to 1 Note The function is only relevant if dependent on that Spot market is chosen in Electricity Markets Syntax SpxDE Market Argument Description Market The Name of market All markets return the accumulated amount for all markets Returning value Monthly value of energy delivered to the spot market Returning unit lt currency gt Description In every calculated time step within a month the amount of electricity delivered to the spot market is calculated The amount delivered is calculated as the electricity produced subtracted the electricity consumed by production units and consumers within the system If negative in a ti
203. n unit 1 has always access to blow off 2 has never access to blow off and 3 the units has access to blow off only if the unit are able to produce heat at negative heat production costs An example hereof could be hours with high prices at the spot market 2 12 3 Miscellaneous table There are five standard columns in the miscellaneous table those are 1 Production to thermal store allowed only visible if a thermal store is specified User s Guide energyPRO The energyPRO desktop in details e 107 2 Transmit to other sites allowed only visible if there is more than 1 site in a project 3 Partial load allowed 4 Selected priority in operation strategy only visible if the operation strategy is auto calculated Miscellaneous Production to store Transmit to other Partial load Selection of allow sites allowed allowed electricity market w Fixed tariffs Gas engine 2 L Fixed tariffs Gas engi net Boilers Miscellaneous Production to Transmit to Partial load Selection of selected store allowed other sites allowed electricity priority in allowed market operation strategy Gas engine 1 m Fixed tarifs Calculated Gas engine 2 L Fixed tarifs Calculated Boilers v Calculated Figure 2 94 Miscellaneous table layout Upper is when the operation strategy is User defined and the lower is when it is automatic operation strategy ad 1 State whether the production units have access to the storages
204. nce sheets fora 15 years period Financial Key Figures InvestmentKey Figures Net Present Value of Net cash from operation and investments 1 423 392 GBP Tax payments 441 389 GBF Financial payments 223 014 GBP All Payments 1 205 018 GBP at a nominal rate of 6 0 p a Figure 2 149 Financial key figures report 2 19 14 Income statement The Income statement report for the energy company shows the result of the year for the company after depreciations and taxations 142 e The energyPRO desktop in details www emd dk User s Guide energyPRO Two CHPs on fixed tariffs balance sheets and income statements This example illustrates a cogenerstion plant selling and buying its electricity on a fixed tariff market with income statements and balance sheets for a 15 years period energyPRO4 1 2 262 28 06 2012 13 04 51 1 aes ue EMD International A S Niels Jernes Vej 10 DK 9220 Aslborg 45 9625 4444 income Statement from January 1 2012 to December 31 2012 All amounts in GBP Revenues Sale of heat Sale of electricity Day Night Sale of electricity Total Total Revenues Operating Expenditures Fuel costs Natural gas Climate change levy Fuel costs Total Operation amp Maint Engine 1 Engine2 Boilers Operation amp Maint Total Total Operating Expenditures Depreciations Investment Total Depreciations ration Income Financial Expenditures Loan interest and fee s Interest on Cash Account Total
205. ne Priority Name Minimum level Good prices 36 00 Medium prices 17 00 Below bid price 0 00 As Graphics Comments Figure 2 82 Defining Spot market Operation strategy is user defined In this example the user has chosen to divide the Spot prices into three price groups Good prices Medium prices and Below bid Price Good prices are here all spot prices above 36 00 GBP MWh medium prices are prices above 17 00 GBP MWh and under 36 00 GBP MWh All prices below 17 00 GBP MWh belong to the group Below bid Price This example could be designed for an energy plant with a co generation unit and a boiler where the plant optimized up against electrical spot market prices Spot market Operation strategy selected as Minimizing Net Production Cost In Figure 2 83 is shown how the Spot Market is defined if the Operation strategy is chosen as Minimizing Net Production Cost Here it is possible 98 e The energyPRO desktop in details www emd dk User s Guide energyPRO to choose the Quality of Soot Prognosis Rough and Detailed divide the spot prices into subgroups Better quality means more subgroups System Sell Price Select Spot prices from time series Quality of Spot Prognosis P Akane baa a Hours in extreme price hours 5 z rats Intervals in Rough Prognosis 5 O Perfect C Time series Figur
206. nergyPRO 3 1 Method of energy calculation in energyPRO This chapter describes how energyPRO calculates optimal fuel consumptions heat productions electricity productions electricity consumptions and cooling productions from production units situated in local energy plants 3 1 1 The optimisation problem energyPRO is a powerful tool in which you can model complicated energy systems consisting of an unlimited number of demands and energy units The model of the energy system and the applied operation strategy user defined or auto calculated determines the productions and consumptions of the production units energyPRO helps making the productions optimal for instance by easy accessible ways of changing the modelled energy system and operation strategy The performance of sensitivity analyses is easily done by use of energyPRO It is important to keep in mind that optimising a local energy plant often is a complex task Normally the demand for electricity is high in the morning and in the afternoon lower during the rest of the day and lowest during night time weekends and holidays Reflecting on this the prices paid for the produced or consumed electricity may vary significantly with the time of the day On the other hand a heat demand is normally low during summers and many times higher during winters and a cooling demand will normally be higher in the summer periods and lower in the winter periods A thermal store or cooli
207. ng There are some cases often with comprehensive time series where this checking is too time consuming to work with In this case you have the option to check the Before calculation only option This will remove the automatic integrity checking while editing and only perform it when making calculations 2 3 2 Project reports Under Project identification you will also find a sub folder called Project reports A project report is a collection of other reports The idea is that the user can select a number of reports to be printed in a single report which makes it easier for the user to produce a full report for the project The project reports are stored in the project and can be saved to a file and then imported in other projects To add a new project report you simply right click on the Project reports sub folder and Select Add new project report You can give the project report a name to easily identify it later on Once you have added the project report you can edit it to select the individual reports you want to be included The energyPRO desktop in details e 45 My first project report Name My first project report Available reports _ Selected reports Production graphic Production graphic Energy conversion annual Energy conversion annual Energy conversion monthly Energy conversion monthly Energy conversion summary Income Statement Environment Cash Flow monthly Cash Flow summary Cash flow grap
208. ng linear interpolation so e g if the air temperature at 0 is 2 and at 6 it is 8 the calculated air temperatures will be Calculated Calculated From NCAR 2 Calculated The conversion from standard 4 times daily to 1 time a day is simply done by finding the mean value of the 4 NCAR values from that day Adding time series from online NCAR data To add time series from online NCAR data you can either use the globe icon button at the toolbar or right click on the External Conditions folder in the folder structure as shown in Figure 2 18 52 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Input data R J Zoom 1 1 9 Project identification 4 External conditio E Time series Open E Time series fu Add time series E Indexes H Sites sa Add time series Online NCAR 7 dow Help E Transmissions Add time series function Fuels Add index E Demands E Energy conversio Load time series 3 Add Online NCAR Time Series gy E Storages ae a ae ee ae TT Figure 2 18 Shows how you can add time series from online NCAR data On the left it is accessed via the folder structure and on the right it is accessed using the icon in the toolbar After using either of these methods you will be presented with the window shown in Figure 2 19 E Eelk Position Longitude Not set Latitude Not set Weather Sources Reference Year Interval Map type Globe
209. ng storage is one way of solving this mismatch between the need for electricity and heat cooling Another way to add flexibility is to add heat blow off capacity allowing electricity producing energy units to be used more flexible Another complexity is that fuel e g biogas can be restricted in amount and eventually stored in a fuel storage A CHP unit might for instance be User s Guide energyPRO Method of calculation in energyPRO e 151 able to use two types of fuel e g biogas and natural gas where the biogas is restricted in amount and can be stored in a biogas storage and the heat can be stored in a thermal store An energy unit might be operated with or without an economizer Another complexity can be that the electricity productions are restricted to a certain demand for electricity e g the electricity demand in a town Furthermore electricity consuming heat pumps increases the complexity of energy system calculations energyPRO makes it possible to analyse optimal solutions taking into account all the above mentioned factors Days in window p il New Window _ Priorities NPC Mon 07 05 12 Tue 08 05 12 Wed 09 05 12 Thu 10 05 12 Fri 11 05 12 Sat 12 05 12 Sun13 05 12 Mon 14 05 Lower priority number means better priority Gas engine 1 Gas engine 2 Boilers Heat M Mon 07 05 12 Tue 08 05 12 Wed 09 05 12 Thu 10 05 12 Fri 11 05 12 Sat 12 05 12 Sun 13 05 12 Mon 14 05 WME Gas engine 1 WM Gas engine 2
210. ng the reference temperature and the ambient temperature is no longer available Formula for dependency _ Depends linear on ambient temperatures Formula Max 17 0 T 0 Check Figure 2 39 Formula for dependency Is user defined The only option is to define the formula In the formula shown in Figure 2 39 is shown a degree dependent formula assuming T is the symbol for a Time series holding ambient temperatures In chapter 4 Functions in energyPRO you find a detailed description of the function to be used in energyPRO The energyPRO desktop in details e 67 Restricted Season for dependent demand Finally you have the option to define the Restricted season for dependent demand by typing in the first date of the restricted season followed by the last day of the heating season see Figure 2 37 Fixed profile of demand Demands do often vary systematically on daily or weekly basis Checking Fixed profile demand and marking one of the two radio buttons Daily or Weekly enables options for modelling this In Figure 2 40 is shown an example where weekly is chosen A fixed profile of demand consists of a number of rows each described by a time and a ratio Fixed profile of demand f O Daily Weekly Day Timea Ratio rr r 1 Monday 00 00 6 0 2 Monday 06 00 10 0 3 Monday 18 00 6 0 _ 4 Tuesday 06 00 10 0 3 1 Add line Delete line
211. ngine 1 5 670 0 3 950 0 9 620 0 70 2 Gas engine 2 3 654 0 426 0 4 080 0 29 8 Total 9 324 0 4 376 0 13 700 0 100 0 Of annual production 68 1 31 9 100 0 Peak electric production Gas engine 1 2 000 0 kW elec Gas engine 2 2 000 0 kW elec Hours of operation Fixed tariffs Day Ofannusl h Yesr hours Gas engine 1 2 835 0 54 3 Gas engine 2 1 827 0 23 2 Out of total in period 3 132 0 Production unit s Not connected to electricity market Total h Yesr Boilers 326 0 Out of total in period 8 7840 Turn ons Gas engine 1 Gas engine 2 Boilers Fuels By fuel Fuel consumption Natural gas 3 329 579 1 Nm3 By energy unit Gas engine 1 25 324 3 MWh 2 303 115 5 Nm3 Gas engine 2 10 744 7 MWh 976 789 1 Nm3 Boilers 5486 4 MWh 49 674 6 Nm3 Total 36 625 4 MWh energyPRO Is developed by EMD Intemational A S Niels Jernasve 10 DK 0220 Aalborg D Tit 45 06 35 44 44 Fax 45 00 35 44 40 Homepage wwwendak Figure 2 138 Energy Conversion Annual report User s Guide energyPRO The energyPRO desktop in details e 135 2 19 5 Energy Conversion monthly This report includes the same information as the Energy conversion annual report although the structure is a bit different and it includes monthly values for the energy conversion Where the annual report is structure is organized by demands and productions is this report structured after Production units and fuels energyPRO 4 1 2 262 Two CHPs on fixed tari
212. nit allowed to be transmitted to another site Which energy conversion units are allowed to produce to thermal store Which energy conversion units are allowed to run on partial load etc 2 12 1 Operation strategy You have to decide how your Operation Strategy should be setup There are two options Minimizing Net Production Cost which automatically will fill in numbers in the Priority table and User Defined Operation Strategy Figure 2 88 shows an example of an operation strategy In both cases the matrix consisting of the tariff names and the production units has to be filled out If Minimizing Net Heat Production Cost is selected then 102 e The energyPRO desktop in details www emd dk User s Guide energyPRO the Operation Strategy will be calculated based on the Operation Expenditures and the Revenues that you have defined in your Economy Hence it is of crucial importance that these are made accurate These values cannot be edited while Minimizing net Heat Production Cost is selected Choosing User defined operation strategy hereafter will keep the calculated values and make the table editable The functionality of Minimizing Net Heat Production Cost is described in the next section Operation Strategy _ Minimizing Net Production Cost NPC 3 User Defined Operation Strategy Production Strategy Energy Unit Setup Priority of productions Winter hight Winter med Winterlo
213. nnual fuel consumption is wanted in the annual key figures report Examples FCAnnual MWh Woodboiler The annual fuel consumption of energy conversion unit named Woodboiler Financial Expenditures Returns the operation expenditures from the income statement The financial expenditures include payment on loans an interest on cash account Syntax FinancialExpenditures or FE Argument Description Returning The financial expenditure from the income statement of value the actual fiscal year Returning unit lt currency gt FixedAssets Returns the Fixed Assets from the balance sheet The fixed assets is here the value of an investment which is still left for depreciation 222 e Functions in energyPRO www emd dk User s Guide energyPRO Syntax Syntax Syntax Syntax Syntax User s Guide energyPRO FixedAsset or FA Argument Description Returning The fixed asset from the balance sheet of the actual fiscal value year Returning unit lt currency gt LongTermLiabilities Returns the long term liabilities from the balance sheet The long term liabilities equal the remaining debt on loans LongTermLiabilities or LTL Argument Description Returning The long term liabilities from the balance sheet of the value actual fiscal year Returning unit lt currency gt OperationExpenditures Returns the operation expenditures from the income statement OperationExpenditures or OE Argument Description Returning The ope
214. no internet s Figure 2 19 Dialog presented when adding time series from online NCAR data The energyPRO desktop in details e 53 In the window a globe is presented on the left hand side which is used to select the coordinate you wish to add climate time series from To move the globe around you press and hold the left mouse button while dragging the mouse around You can zoom in by moving the mouse wheel up and zoom out by moving the mouse wheel down Once you have the area of interest in focus you can click on the globe with the left mouse button This will ask the online server for the nearest NCAR data which will be presented on the globe with dots as shown in Figure 2 20 Time Series Selector _ Position Longitude i Neumonster i CA Latitude FOs x f a j AA S o Weather Sources nity ES y ecir _ Air temperature Wind speed Ss K Re O Berin Fra kfurt _ Pressure TA 1 Og er i Or ennnten Potsdam 8 Mii 3 o Humidity 4 Pa O Magdeburg 2 aby wR Bielefeld Salzer i megen M nster 65 derbom X 2 hala j OR _ Reference Year sae ME Heme Dortmund ee O Gottingen _ a sigs ye l a 2011 x pes eases DEA oep uppertal a Deutschland eer paN Leverkusen Manes rats ge erm a es omen Interval era j Bo on Ct o gt dena ay Chemnite A O 1Hour Calculated f Te Zwickad jo 9 Koblenz E AEN Usti nad 7 Pa i Gisten i RREN hie cg ae P Labe
215. nother unit use the converting functions Please note If you are using user defined the payment unit you type in after the value for Price per year in financial year DO NOT influence the calculation at all The unit is only used to give the user the possibility of having the unit typed on the printouts The functions available for defining the payments are shown in the following three tables In chapter 4 Function in energyPRO you find a detailed description of those functions 122 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Returns AccDeliveredElectricity Accumulated monthly Market PriorityPeriod amount for delivered electricity to market AccReceivedElectricity Accumulated monthly Market PriorityPeriod amount for received electricity from market AccReceivedFuel Fuel Accumulated monthly MWh amount of received fuel DeliveredElectricity Market Electricity delivered out MWh month PriorityPeriod of the system to market PeakDeliveredElectricity Monthly peak value for MW Market PriorityPeriod delivered electricity to market PeakReceivedElectricity Monthly peak value for MW Market PriorityPeriod received electricity from market PeakReceivedFuel Fuel Monthly peak value for MW received fuel SpotPricesXDeliveredElectricity Monthly value of a Market electricity delivered to the grid from market lt currency used in time series gt SpotPrice
216. ns are to add a production unit a heat rejection unit or to load one of these from www emd dk User s Guide energyPRO a library if data is available Input data AT Zoom 100 e LA te 36 bal HG Project identification H E External conditions H E Sites S E Transmissions S Energy conversion units 2 Storages gj Electricity market A Gal Operation strategy Boiler Add heat rejection CHP Environment Load energy conversion unit Elec heatpump i id ie j ad E Economy User defined unit Absorption chiller Electric chiller Wind farm Solar collector Photovoltaic Reports Figure 1 15 Right clicking the mouse on a folder to reveal the folder options The typical options supplementing the add and load options are yy lt options to save copy and rename the folder energyPRO projects are constructed by entering all input data folders and then filling in the needed information in the corresponding editing windows and adding new folders 1 6 2 The editing windows The editing windows are highly context sensitive depending on the type of input data The descriptions of the specific editing windows are found in chapter 2 In this brief introduction only few remarks are added Project Identification This is the place to make a description of the project in text and to define which type of projecting there are in question DESIGN FINANCE
217. ny claim by the LICENSEE based on a third party claim c For any claim whatsoever related to the subject matter of this Agreement EMD International A S s liability for actual damages regardless of the form of action shall be limited to the amount paid to EMD International A S for the license for the software that caused the damages or that is the subject matter of or is directly related to the cause of action d The LICENSEE agrees to indemnify defend and hold harmless EMD International A S for liability arising out of any negligent act or omission of the LICENSEE its employees contractors or agents with respect to the software Decine and an as demo _ Figure 1 4 Accept End user license agreement Each user is identified by email address and each user is allowed two installations for example an office and a home computer or similar In order to register the user must go through the activation procedure B Software Activatic Software Activation This software must be activated Activation means that some information is sentto EMD International A S and an activation code is returned This only has to be done once for each Software version computer user lf online activation fails you would be offered the possibility of activating by phone or e mail Please proceed Cancel Figure 1 5 Software Activation Press Next to continue the registration process 14 e Introduction to energyPRO www emd dk User
218. on a specified energy conversion unit Syntax PHPCap eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly peak process heat consumption load on value specified energy conversion unit Returning MW month unit Example PHCCap Boiler 1 PHP Returns the monthly amount of process heat produced on a specified energy conversion unit Syntax PHP eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly peak process heat production load on specified value energy conversion unit Returning MW month unit Example PHP Boiler 1 PHPCap Returns the monthly peak process heat production load realised ona specified energy conversion unit Syntax PHP eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly amount of process heat produced on energy value conversion unit Returning MWh month unit Example PHP Boiler 1 User s Guide energyPRO Functions in energyPRO e 211 Syntax Description Example Syntax Description Example 212 e Functions in energyPRO TurnOns Returns the monthly amount of turn on on a specified energy conversion unit TurnOns eUnit Argument Description EUnit The Name of the specified Energy conversion unit Returning Monthly number of turn on value Returning unit Turn on month This function returns monthly number of turn on on a energy conversion unit Is used whe
219. on of the electricity spot prices Figure 2 156 upper Hereafter follows one page per energy unit where the net heat production costs are calculated for all production units Figure 2 156 lower energyPRO4 1 2 261 mae 27 06 2012 14 11 47 1 EMD International A S Niels Jernes Vej 10 DK 9220 Aalborg 45 9635 4444 Two CHPs on the German spot market This example illustrates two CHPs opersting on the German spot market Operation Strategy Calculation January 2011 Net Heat Production Cost NHPC versus Electricity Spot Price Start costs excluded 55 NHPC EUR MWh heat 2 30 35 40 45 Electricity Spot Price EUR MWh el Gas engine 1 Gas engine 2 Boilers energyPRO4 1 2 261 Page 27 06 2012 14 11 47 3 ees oer EMD International A S Niels Jernes Vej 10 DK 9220 Aalborg 45906354444 Two CHPs on the German spot market This example illustrates two CHPs opersting on the German spot market Operation Strategy Calculation January 2011 1 Balance price Boilers Gas engine 1 Elec spot price 34 36 EUR MWh elec All amounts in EUR MWh hest Gas engine 1 Revenues Sale of heat Sale of heat Total Sale of electricity El sale spotmarket i MWh at Sale of electricity Total Total Revenues Operating Expenditures Fuel costs Natural gas Nm3 at Fuel costs Total Operation amp Maint Engine1 MWh at Engine2 MWh at Boilers MWh at Operation amp Maint Total Total Operating Expenditures
220. on returns monthly hours of operation on a energy conversion unit Is used when designing operational costs Example HoursOfOperation CHP returns the number of hours of operation on the energy conversion unit CHP User s Guide energyPRO Functions in energyPRO e 209 HP Returns the monthly amount of heat produced on a specified energy conversion unit Syntax HP eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly amount of heat produced on energy conversion value unit Returning MWh month unit Example HP Boiler 1 HPCap Returns the monthly peak heat production load realised on a specified energy conversion unit Syntax HP eUnit Argument Description eUnit The Name of the specified energy conversion unit Returning Monthly peak heat production load on specified energy value conversion unit Returning MWh month unit Example HP Boiler 1 PeakElectricLoadAnnual Returns the annual peak electric production load on a specified energy conversion unit Syntax PeakElectricLoadAnnual eUnit Argument Description BUIniE The Name of the specified energy conversion unit Returning Annual peak electric load value Returning unit MW Description Annual peak electric load on specified energy conversion unit Examples PeakElectricLoadAnnual CHP 210 e Functions in energyPRO www emd dk User s Guide energyPRO PHCCap Returns the monthly peak process heat consumption load realised
221. onditions and demands you have defined For instance you can make the power curve depend on the ambient temperature If the symbol for ambient temperature is T it is referenced by T _ where the underscore means the value belonging to the time step calculated You have the option to define load curves including e External conditions For instance temperature time series e Demands e Production on other production units e Mathematical standard operators In chapter 4 Functions in energyPRO is found a detailed description of the functions to be used in energyPRO Note The use of formulas in your power curves will normally increase the calculation time considerably Figure 2 46 shows an example where time series are used for modelling the electricity production from off shore wind turbines Here 2000 MW The energyPRO desktop in details e 73 multiplied with a time series representing a normalized 1 MW production profile Tz Function button When you push this button a text window will appear Here you can see the available functions and eventually copy and paste them to the power curve There are three groups of function External conditions demand functions and other functions The first two references respectively to time series created under external conditions and to the demands The last group contain basic mathematical functions and a step function Z List of functions External conditions Outdoor temperat
222. one of the values above The total payment consists of interest fee and instalment The interest percentage stated in this table is the interest percentage for the settled period for payment calculated by use of the annual rate stated The remaining debt is calculated as the remaining debt after the last payment minus the instalment If the loan type is Foreign Loan or Index Loan the remaining debt will be increased by the selected index before calculating interest and a new remaining debt no Date Total Payment Interest Rate Interest and Fees Instalment Remaining Debt 1 at opening 0 2 01 12 2012 51 000 0 00 0 51 000 459 000 3 1 12 2013 74 687 0 00 0 74 687 597 493 4 1 12 2014 76 180 0 00 0 76 180 533 263 5 12 2015 77 704 0 00 i 77 704 466 224 6 12 2016 79 258 0 00 0 79 258 396 290 T 2 2017 80 843 0 00 0 80 843 323 373 G 2 2018 82 460 0 00 0 82 460 247 380 D DOAD D4 ADD a Oo a Os ADD CO OAD b Figure 2 130 Financing overview table If user defined loan is chosen the three columns Date Total payment and Interest rate will be accessible for input Figure 2 131 no Date Total Payment Interest Rate Interest and Fees Instalment Remaining Debt 1 at opening 0 2 01 12 2012 51 000 0 00 0 51 000 459 000 3 01 12 2013 74 687 0 00 i 74 687 597 493 4 1 12 2014 76 180 0 00 0 76 180 33 263 5 12 2015 77 704 0 00 0 77 704 466 224 6 01 12 2016
223. onsumers within the system If negative in a time step the value for that time step is set to zero otherwise it is added to the amount of delivered electricity The function returns the accumulated value hereof for the actual year in calculation Also see AccReceivedElectricity Examples AccDeliveredElectricity All markets All Periods AccDeliveredElectricity Fixed tariff Highload AccReceivedeElectricity Returns the monthly amount electricity received from the specified market in a specified Priority period Syntax AccReceivedElectricity Market PriorityPeriod Argument Description Market The Name of market All markets return the accumulated amount for all markets PriorityPeriod The Name of the Priority period name specified in Electricity markets All Periods return the accumulated amount in all priority periods for the specified market Returning Monthly amount of energy delivered to the market value Returning unit MWh month Description In every calculated time step within a month the amount of electricity User s Guide energyPRO Functions in energyPRO e 199 received from the specified market is calculated The amount received is calculated as the electricity produced subtracted the electricity consumed by production units and consumers within the system If positive in a time step the value for that time step is set to zero otherwise it is added to the amount of received electricity The function
224. option is an output structured as the report Energy conversion monthly G El Energy Conversion Export Export As time series O As report Energy conversion monthly Resolution 0 fear C Month Ok Cancel Figure 2 159 Export to Clipboard window As time series If As time series is chosen the available resolution options will depend on the actual used energyPRO module e DESIGN Monthly e FINANCE Monthly Yearly e ACCOUNT Monthly Yearly e OPERATION Hourly Daily The energyPRO desktop in details e 149 A B c D E F G H 1 J K L Two CHPs dn spot market 2 Exported 30 12 2010 09 59 3 4 Gas engine 1 Gas engine 1 Gas engine 1 Gasengine2 Gas engine 2 Gas engine 2 Boilers Boilers Total sale of heat Net work loss Delivered 5 Fuel consum Elec prod Heatprod Fuelconsum Elec prod Heatprod Fuelconsum Heat prod Heat demand Heat demand electricity 6 Date MWh MWh MWh MWh MWh MWh MWh MWh MWh MWh MWh 7 01 01 2010 1 464 23 556 587 692 1 954 06 742 784 294 704 172 668 963 1 786 16 254 795 1 298 00 8 01 02 2010 1 527 43 580 613 06 1 364 15 518 547 526 649 583 617 104 1 546 85 230 137 1 098 00 9 01 03 2010 2 407 02 914 966 098 1 954 06 742 784 294 72 206 68 596 1 558 41 254 795 1 656 00 10 01 04 2010 1 869 79 710 750 47 1 543 23 586 619 402 153 116 145 46 1 239 16 246 575 1 296 00 11 01 05 2010 1 395 76 530 560 21 1 106 07 420 443 94 173 309 164 644 944 551 254 795 950 12 01 06 2010 6
225. or is a coefficient for power related to alternative electricity supply options Similarly heat factor is a coefficient for heat generation related to alternative heat generation options These coefficients vary to reflect conditions affecting particular classes of CHP plant For a project which supplies electricity only Efficiency jeg is zero For a project which supplies heat only Efficiency power iS zero Example QI 200 125 Result Returns the Result from the income statement after taxation Syntax Result Argument Description Returning The result from the income statement of the actual fiscal value year Returning unit lt currency gt 224 e Functions in energyPRO www emd dk User s Guide energyPRO Syntax Syntax Syntax Syntax Syntax User s Guide energyPRO Reserves Returns the reserves Reserves Argument Description Returning Reserves value Returning unit lt currency gt Revenues Returns the revenues from the income statement Revenues or R Argument Description Returning The revenues from the income statement of the actual value fiscal year Returning unit lt currency gt ShortTermLiabilities Returns other current assets from the balance sheet Other current assets are operational payments that are delayed This could be fuel used in the last month of the fiscal year but paid in the start of the next fiscal year ShortTermLiabilities or STL Argument Description Returning Other
226. other option is to restrict the period of connection If you for instance want to model that a new demand will emerge next year you have the opportunity to mark the field Restricted period of connection and to The energyPRO desktop in details e 65 IMPORTANT Require time series or time series functions created under the external conditions type in the period in which the demand is present see Figure 2 36 If the restricted period of connection is not specified it is assumed that the demand is connected in the whole planning period Developing over the years v Restricted period of connection mm yyyy 01 2017 42 2012 ne 7 mt i ie Figure 2 36 Demand Restricted period of connection 2 8 3 Demand depends on external conditions Often the demands or parts hereof are dependent on external conditions most often ambient temperatures If Demand depends on external conditions is marked a set of options to set will appear This is shown in Figure 2 37 The options consist of three parts e Dependent fraction e Formula for dependency e Season for dependent demand Demand depends on external conditions Dependent fraction 60 0 Formula for dependency Depends linear on ambient temperatures Is user defined Reference temperature 17 0 C symbol for ambient temperatures T s Formula Check w Restricted season for dependent demand dd mm 01 09 31 05 Figure 2 37 Demand depends on externa
227. other sites only if there are more sites in the project e Partial load allowed e Selection of electricity market 3 1 7 Calculating a time period under restrictions A usual method of calculating energy productions would be making a chronological hour for hour calculation taking into account that e g producing in the night might fill the thermal store too early prohibiting more attractive productions to be placed the day after in the morning To secure productions in the most favourable periods energyPRO does it the opposite way It starts producing in the most favourable periods not doing it chronologically This has the consequence that each new production has to be carefully checked to make sure it does not disturb already planned productions before being accepted Method of calculation in energyPRO e 159 The year is divided into a fixed number of time periods depending on the calculation step which all are tested for possible productions In this section it is described how optimal production from a production unit is planned in one time period and it is described how a sufficient derating reduced load is determined As a Starting point an attempt is made to keep the production unit running by sufficient derating the load of the production unit in the whole time period in order to reduce the number of starts The ability to derate the load might be limited for two reasons The first reason being that if partial loa
228. ounts in Ok 6 1 GBP 3 1 000 GBF 1 000 000 GEF PAA m T Figure 2 144 Economy report design window The first option is to state if you will see all the payments you defined in your economy input data folders or only those visible in the input data folder structure The second option is to set up the amount used in the reports If the Visible payments in the input data folder structure is set the report will be different in the two cases shown in Figure 2 145 The project economy is the same but some of the folders are collapsed to the right and the report will be more aggregated for instance having only one line for sale of electricity while the one to the left are showing the electricity sale in day and night tariffs User s Guide energyPRO The energyPRO desktop in details e 139 dE Economy J Revenues ij Sale of heat A E Sale of electricity 8 Day 3 J Night Operation expenditures Input data E18 Economy Revenues E Sale of heat 8 Sale of electricity Operation expenditures H Fuel costs H E Operation amp Maint E Fuel costs Investments E Natural gas fii Investment B Climate change levy 1 8 Financing E Operation amp Maint fii Loan Taxation Figure 2 145 Designing economy reports using the economy input data folder structure as organizer Require that the visible in the input d
229. pdates in Polish and Lithuanian In DEMO mode you can change the input data but you cannot save changes and the reports have the text DEMO version written across the pages WARNING If you have made changes to the project you are working with remember to SAVE it before you switch into DEMO mode When first in DEMO mode you cannot save the project and you will lose all your changes Read only mode If you switch the program into READ ONLY mode you get the opportunity to print out results from energyPRO project files you might have received from for instance a project partner without any restrictions In READ ONLY mode it is not possible to change the project data but there is access to calculate view and print the reports available in the specific project Languages Select one of the languages specified If you select a language that you have not licensed and registered the program automatically turns into demo mode The first time energyPRO is started it will be operated in the same language as used by Windows If the language is available for energyPRO otherwise in English If you want to change the language choose Language in the main menu select the wanted language and restart the program If you do not have license to the selected language energyPRO will start in DEMO mode energyPRO is currently maintained in the following languages English German Danish with Occasional updates in Polish and Lithuanian
230. pe in a text string instead This will be used instead of the five predefined mass units and will appear both in input data and in the reports 110 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Add new emission CO Unit of amount Mass _ User defined Used in input kg Used in reports ton Figure 2 98 Emission type values Default values for CO gt For each emission type an unlimited number of emissions can be added A new emission is added by pointing on the actual emission type folder right clicking the mouse and choosing add new emission or simple pressing the Add new emission on the emission type window see the figure above This will open an editing window to specify the emission This window is similar to the window used in the economy to describe Revenues and Operation expenditures Please refer to section 2 15 and to chapter 4 Functions in energyPRO where you find a detailed description of the functions to be used in energyPRO Normally it is simpler to model the emissions in the Revenues and Operation expenditures Most cases are covered within two different situations as emissions are normally directly related to either the amount of used fuel or to the process of energy conversion The first case is the situation CO gt In the figure below the case is described by choosing Received fuel the fuel natural gas
231. port The only difference is that the columns are annual numbers instead of monthly 2 19 12 Cash flow graphical This report is invoked by pressing the button This report shows the development in the cash flow shown graphically In the example shown in Figure 2 148 shows that the cash account exceeds the debt early 2020 and thereby has an expected payback time of about eight years The downward going line represents the remaining debt and the upward going line shows the cash account User s Guide energyPRO The energyPRO desktop in details e 141 energyPRO4 1 2 262 mae 28 06 2012 13 03 42 1 ee use EMD International A S Niels Jernes Vej 10 DK 9220 Aalborg 45 9625 4444 Cash flow graphic l Two CHPs on fixed tariffs balance sheets and income statements This example illustrates a cogenerstion plant selling and buying its electricity on a fixed tariff market with income statements and balance sheets for a 15 years period Cash Account 1000 GBP 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 CashAccount Remaining debt Figure 2 148 Cash flow graphics report 2 19 13 Financial key figures This report states the key financial figures used as shown in Figure 2 149 Two CHPs on fixed tariffs balance sheets and income statements This example illustrates a cogeneration plant selling and buying its electricity on a fixed tariff market with income statements and bala
232. positive value income before the investments will cause the iteration routine finding the IRR will not to converge The monthly based IRR might show the most correct IRR while the annual based IRR in some cases will be more robust In the annual case some months with negative values might be eliminated when summed up annually NOTICE that energyPRO calculates the actual cash flows in the planning periods and not cash flows expressed in the price level of a certain year That is to say that energyPRO calculates the Nominal IRR whereas you in a spread sheet often calculate Real IRR expressed in the first year price level The difference between the Nominal and the Real IRR is in practice equal to the average inflation in the planning period 3 2 4 Payback time energyPRO only offer you one Pay Back Time This Pay Back Time is defined as the month in which you are able to pay back your loans the month in which the money in the cash account equals remaining debts in the loans Input data SS N Night mg e an Operation expenditures a g Fuel costs Cash Account Natural gas The investment is paid back after 7 years and 3 months E Climate change levy Epes Operation amp Maint iat Engine 1 2 600 Engine 2 2 400 E Boilers Investments ot eae ae ae ace a Investment 2000 4 i Financing a Loan 1 800 El Taxation a 1 600 k a Taxation J i 1 400 i i i Reports 1 200
233. present value and Annual Key Figures is to be found in the report Financial Key Figures 3 2 3 Internal rate of return What Does Internal Rate Of Return IRR Mean The IRR is the discount rate that makes the net present value of all cash flows from a particular project equal to zero Generally speaking the higher a project s internal rate of return the more desirable it is to undertake the project As such IRR can be used to rank considered projects Assuming all other factors are equal among the considered projects the project with the highest IRR would probably be considered the best How is the IRR found The IRR is found by iterations using Newton s method The series of payments must contain at least one negative value investment and one positive value income to calculate the IRR 172 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO To promote that the IRR is found and is determined unambiguous the series of payments must start with an investment followed by payments all positive If the created time series contain more negative values than the initial investment there might be more solutions causing the IRR to be ambiguous Another problem might be that the iteration routine finding the IRR will not converge In that case a message in the Financial key figures report will tell that the IRR is Not found There will be cases where the time series start with a
234. r curve Gas engine 1 I Name Gas engine 1 Production unit type CHP a V Non availability periods Start Time End Time Fuel Boiler 09 01 2012 17 01 2012 gt Elec Heatpump Absorption Chiller Elec chiller User defined Powerunit 01 02 2012 09 02 2012 Min Operation time Hours Add line Delete line Power curves Operation Fuel Heat Elec power Performance kW kW kW Linear 5267 0 2114 0 2000 0 Add line Delete line Enable formulas in power curve Operation dependent on other unit Figure 2 90 Net Heat production costs are only calculated for Heat producing Production units Photovoltaic and Wind farms are always set to a priority higher than all heat producing units The heat producing units are calculated first Thereafter the cooling producing units are calculated Of the cooling producing units the absorption chillers calculated first and finally the electric chillers The priority of the absorption chiller is defined as Max allowed heat production cost Meaning that if the Absorption chiller is to produce cheaper than the electric chiller in the same tariff period then the heat The energyPRO desktop in details e 105 producing unit has to have a heat production cost lower than Max allowed heat production cost If a payment is the same for all productions units in all tariff periods the payment is ignored By other words fixed payments not related to the operation of production
235. r declination angel o is the latitude is the hour angel The solar declination angel is approximately specified by rs 23 45 sin 360 365 where nis the day of the year The hour angel is identified by European simplified methods for active solar system design Bernard Bourges July 1990 15 h 12 The beam radiation on an inclined plane is found by the following formula cos 0 sin sin g cos s sin cos g sin s cos y cos cos cos s cos cos sing sin s cos y cos cos o sins sin y sin where sis the inclination of the plane y is the plane s orientation The beam radiation on an inclined plane Lir A R Diffuse radiation The ratio between the diffuse radiation on an inclined plane and horizontal is given by R 0 5 1 cos s Hereby the diffuse radiation on the inclined plane L iig l Ri 178 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO Reflected radiation The contribution from radiation reflected from the ground is defined as follows R 0 5 1 cos s p where pis the reflection factor p depends on local conditions a typical value is 0 2 equal to ground covered by grass Hereby the reflected radiation becomes Leg I R Total radiation The total radiation on the inclined surface is the sum of the beam diffuse and reflected radiation I I 1 S
236. r producing fuel a fuel defined in a fuel sub folder has to be selected The ability to convert energy is described with one or more load curves Each load curve contains two or more loads depending on the type of unit The user defined unit include all load types except Heat consumption The possible loads are e Fuel consumption e Heat production e Heat consumption e Electric production e Electric consumption e Heat consumption only available in absorption cooling e Cooling production e Fuel production 70 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO For advanced users there is a wide scope of options to describe the behaviour of energy units dependent on formulas the actual production on other production units and time series specified in the External condition folders The special treated renewable technologies without load curve description are e Wind farm e Solar collector e Photo voltaic 2 9 2 Production units described by load curves Figure 2 44 shows an example of a production unit in this case a CHP plant fuelled with natural gas Gas enginel E name Gas engine 1 Production unit type CHP v Non availability periods Start Time End Time Every Year __ 09 01 2012 17 01 2012 v Powerunit i 01 02 2012 09 02 2012 v Fuel Natural gas Min Operation time Hours lt Add line Delete line
237. ration expenditures from the income statement value of the actual fiscal year Returning unit lt currency gt OtherCurrentAssets Returns short term liabilities from the balance sheet Other current assets are revenues that are delayed This could be heat produced in the last month of the fiscal year but paid in the start of the next fiscal year OtherCurrentAssets or OCA Argument Description Returning Other current assets from the balance sheet of the actual value fiscal year Returning unit lt currency gt OwnersCapital Returns owners capital from the balance sheet The owners capital is the owners capital defined as such in financing OwnersCapital or OC Argument Description Returning The Owners capital from the balance sheet of the actual value fiscal year Returning unit lt currency gt Functions in energyPRO e 223 Qi Quality index is especially used in Great Britain to describe the Quality of an energy energy conversion unit Syntax Ql el factor heat factor Argument Description Fl factor Quality coefficient for power heat factor Quality coefficient for heat Returning Index value Returning unit None Description QI defines the Quality Index defined as Ql el factor heat factor el factor Efficiency power theat factor Efficiency heat Efficiency power EP FC Efficiency peat HP FC Where EP annual power supply MWh HP annual heat supply MWh FC annual fuel use MWh El fact
238. riod Argument Description Market The Name of market All markets return the accumulated amount for all markets PriorityPeriod The Name of the Priority period name specified in Electricity markets All Periods return the accumulated amount in all priority periods Returning value Monthly amount of energy delivered to the specified market Returning unit MWh month In every calculated time step within a month the amount of electricity received from the specified market is calculated The amount received is calculated as the electricity produced subtracted the electricity consumed by production units and consumers within the system If positive in a time step the value for that time step is set to zero otherwise it is added to the amount of received electricity ReceivedElectricity Fixed tariffs All Periods ReceivedElectricity Fixed tariffs Highload Functions in energyPRO e 203 ReceivedFuel Returns the monthly amount of a specified fuel received to the system Syntax ReceivedFuel Name Argument Description Name The Name of the specified fuel Returning value Monthly amount of fuel received to the system Returning unit MWh Description The amount of a specified fuel consumed by all production units Examples ReceivedFuel Natural Gas 4 4 2 Functions measuring on energy conversion unit level These functions are focused on the single elements within modelled energy system This is the productions units
239. riorities Heat Electricity i Thermal store j Figure 3 12 Graphic representation of energy production priority 1 Adding 2 priority Gas engine 2 in peak load Froduction Strategy Energy Unit Setup ee ee Priority of productions Peak load High load Low load Gas engine 1 1 Gas engine 2 Boilers Figure 3 13 Gas engine 2 in peak load Priority 2 included Now the heat production from the two gas engines is not always below the heat demand curve The graphic representation of the content in the thermal store shows that the energy plant is starting to utilize the store in order to secure the production in peak load hours The storage is here emptied well before the next peak load period occurs Method of calculation in energyPRO e 165 Days in window 7 lt e New Window Priorities User def Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 Lower priority number means better priority Gas engine 1 Gas engine 2 Boilers Heat MM NW ob Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 WM Gas engine 1 WM Gas engine 2 Heat consumption Thermal store MAh 0 Mon 30 04 Tue 01 05 Wed 02 05 Thu 03 05 Fri 04 05 Sat 05 05 Sun 06 05 Mon 07 0 Storage content Storage capacity lt cr External conditions _ Priorities Heat M Electricity i Thermal store
240. rity of productions Peak load High load Low load sas engine 1 L 3 Gas engine 2 2 Boilers Figure 3 17 Gas engine 2 in high load Priority 4 Including the fourth priority Gas engine 2 in high load hours there are room for the production without restrictions We can now conclude that in the actual week it is possible to run the engines in as well all peak load hours as all high load hours and still utilize the produced heat This is achieved by using the thermal store Method of calculation in energyPRO e 167 Days in window 7 lt e lll New Window Priorities User def Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 Lower priority number means better priority Gas engine 1 Gas engine 2 Boilers Heat MMA Mon 30 04 12 Tue 01 05 12 Wed 02 05 12 Thu 03 05 12 Fri 04 05 12 Sat 05 05 12 Sun 06 05 12 Mon 07 05 WM Gas engine 1 WM Gas engine 2 Heat consumption Thermal store MAh Mon 30 04 Tue 01 05 Wed 02 05 Thu 03 05 Fri 04 05 Sat 05 05 Sun 06 05 Mon 07 0 Storage content Storage capacity lt fr gt oW External conditions Priorities i Heat WM Electricity i Thermal store Figure 3 18 Energy production graphic Priority 4 included Adding Priority 5 Gas engine 1 in low load Production Strategy Energy Unit Setup Priority of productions Peak load High load Low load Gas engine 1 1 i 5 Gas en
241. rk loss CR 7 Name Net work loss Development of Demand in Planning Period Demand in Specified year Annual heat demand 01 2011 _ Demand depends on external conditions 3000 0 MWh v Fixed profile of demand Monthly amounts Month MWh January 254 6 February 230 1 March 254 8 April 246 6 May 254 8 As graphics June 246 6 Al ee As timeseries Developing over the years _ Restricted period of connection mm yyyy As graphics Figure 2 34 Demand simple There are several opportunities to design a demand in a way that it reflect daily weekly monthly and annual variations The button As graphics give you access to view your input graphically Correspondently the button As time series shows the input converted into a time series 2 8 1 Developing over the years It is possible to design a demand that is developing over the years see Figure 2 35 This is done by marking the field Developing over the years and link to an already created Index All the Indexes in the External conditions folder in your project are available the in the combo box For further information about creating Indexes please refer to External conditions Indexes Developing over the years Heat demand index c Restricted period of connection mm yyyy lt As graphics Figure 2 35 Demand developing of the years 2 8 2 Restricted period of connection An
242. s Two CHPs on fixed tariffs NPV of 15 year 31 03 2010 1 amp Two CHPs on spot market incl storage l Two CHPs on spot market Two CHPs Island mode Two CHPs Trigeneration Island mode Figure 1 38 The default data structure of data delivered with energyPRO If you do not find what you are looking for in your country specific standard folders you might find what you want in the corresponding folder for another country At present the following folders might be of your interest In the folder c energyPRO data English Weather you will find weather data for several European countries The data are mainly based on Test Reference Years In the German folder for energy units c energyPRO data Deutsch Energieanlagen you will find a library of energy production units In the German folder for fuels c energyPRO data Deutsch Brennstoffe you will find a library of fuels 1 8 1 Finding data the first time The first time you load data energyPRO will automatically suggest that the data are found in the standard folders If your computer is operated in an English language set up it uses the English standard folders and if in German language the German standard folders etc Introduction to energyPRO e 35 This means that in an English language set up it will look for projects in the Projects examples folder and for fuels in the Fuel folder and so on energyPRO remembers After the fir
243. s button is pressed the time series is transformed for the whole planning period If an index is selected the index is taken into account Note that energyPRO tries to keep the time series as simple as possible in order to improve performance this means that duplicated values is removed For instance if coping a time series with 365 daily temperatures you might end up with a time series holding only 320 daily values 2 4 3 External conditions Online NCAR Data Instead of importing climate time series from files and spread sheets energyPRO offers the opportunity to do this using online data provided by EMD International The energyPRO desktop in details e 51 NCAR Data The data originates from the NCAR reanalysis project which provides climate data 4 times daily in a global grid since 1948 to present The data available in energyPRO are e Air temperature Instantaneous air temperatures in Celsius calculated at 0 6 12 18 e Wind speed Mean wind speed in m s at 10 meters calculated at 0 6 6 12 12 18 18 24 e Air pressure Mean air pressure in HPa calculated at 0 6 6 12 12 18 18 24 e Relative humidity Mean relative humidity in calculated at 0 6 6 12 12 18 18 24 In energyPRO we offer the possibility to convert NCAR data into intervals that differs from the standard 4 times daily You can either convert the data to 24 times daily or 1 time a day The conversion from 4 times daily to 24 times daily is done usi
244. s Guide energyPRO Software Activation Activation information User information This information will be sent to the activation server Press Next to start the Disc ld 365C82D0D communication Application Id energyPRO 4 0 Computer Id Username FIREWALL ISSUES You might temporarily need to allow the program to communicate Customer Data O00 with the EMD server using HTTP EMD International A S Niels Jernesvej 10 am C Administrator End user Name E mail Repeat e mail Skip online activation and activate by phone or e mail lt Back Next gt Cancel Figure 1 6 Activation information On this screen the data to be sent to the activation server is displayed The faded texts are read by the software computer ID user name etc If you are the end user you fill in your name and email address A license holder is allowed as many email addresses as you have licenses and each email address can be used twice If you are the administrator you can additionally add your own email address That will make the activation code come to you instead of the end user but the administrator address does not count to the allowed number of licenses The Skip online activation option is available for users who do not want to send information via the internet using FTP Check this to activate by e mail or phone User s Guide energyPRO Introduction to energyPRO e 15 mi Software Activatic Activ
245. s s Popsi 0 2 The reflected radiation on the proceeding rows is calculated as ratio of the reflected radiation on the first row rp 1 The beam reflected radiation on the proceeding rows depends on the length of the beam on the ground lun The length is zero if the surface is partly in shade meaning that no beam radiation reach the ground in front of the row If the length of the beam on the ground is equal to h rp 1 is set to 1 The length is calculated as follows 182 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO ho 1 Lag Ope lt sin 90 6 sin 180 meee a ie 90 0 zw And rp 1 p becomes r ogy Lain 1 7 p b h Ryn b lt Ry1 b Ty 1 b The reflected beam radiation R becomes Mas 1 Rrn b Rrap Rp Nrows The reflected diffuse radiation on the proceeding rows as ratio of the reflected diffuse radiation on the first row r 1a has been defined as follows Sy 1 aa E 180 H s Borsurr The diffuse reflected radiation Rina becomes Rrn a Rrid Ty 1 d The overall reflected diffuse radiation R 4 becomes Brows 1 Rend Reia Rra i Nrows The reflected radiation on the inclined surface when taking shading into consideration becomes lref I Ryp Iq Rya 3 3 5 Solar Collector The formula for a solar collector is as follow without Incidence angle modifier A 1 n a t 1
246. sXRecievedElectricity Monthly Value of Market electricity received from the grid from market ReceivedElectricity Market Electricity received by MWh month PriorityPeriod the system ReceivedFuel Fuel Fuel received by the MWh month system Table 2 4 Functions measuring the energy passing the system border Name Returns Unit HP eUnit Heat production from eUnit MWh month EP eUnit PriorityPeriod Electricity production from eUnit MWh month in Period of priority CP eUnit Cooling production from eUnit MWh month FC eUnit Fuel consumption on eUnit MWh month EC eUnit PriorityPeriod Electricity consumption on eUnit in MWh month Period of priority ElectricCapacity eUnit Electric Capacity for eUnit TurnOns eUnit Number of turn on for eUnit Yd HoursOfOperation eUnit Number of hours of operation for eUnit Table 2 5 Functions getting production information on production units The energyPRO desktop in details e 123 Name Returns Unit HeatValue Fuel Calorific value for the fuel MWh unit UnitOfDemand Demand Calorific value for the demand If the MWh unit unit e g are GJ the function will return 0 2777777 MWh G Month no Returns the number 1 for month no O for others Figure 2 118 Other functions 2 16 Investment Investment is available FINANCE and ACOUNTS only The number of investments in a project is unlimited in energyPRO Investments An Investment can consist of one or more
247. seeseaeseeseuesesseneeees 136 2 19 6 Energy Conversion SUMMALSY cccccssccesscessccssccesscesecsseccessceseeseesessceecsaes 136 2 19 7 Duration curves for DEMANAS cccccsssecceccesseececeeeeceeecaeseceeeseeaeceessaaaeeeeees 137 ZNO ENV ICONIC IG resa T O E T 138 2 19 9 Economy Reports IMOUTO snr a a 138 219 10 Operation INCOME sirere e EEE ASE EE EEO E EEA 140 2 19 11 Cash flow monthly ccccccccssssecceccesseccecceeseeceeeeeescceseeeaeceesseaaeeeessaeeeeeeees 140 ZAQDAZ Casi OW 22 Fa Dl Call euna A A 141 2 19 13 Financial KEY HEULES ooien aa E S ATE 142 Zoi TA come state meN izanera E NA 142 2 19 15 INCOME Statement SUMmMMaly asrori anaa a EO 143 ZNO NG BalanGe SNCOE e EE TE E A T A EA AA E E 144 219 17 Balance sNeet Summary ie a a 144 2 19 18 Catalogue of technical ASSUMPTIONS s s ssssseessssserssssrerssserersssreresssreressee 144 2 19 19 Catalogue of economical ASSUMPTIONS sssssesssssenssssrerssserersssrrresssreresse 144 2 19 20 Operation Strategy Calculation ss nsssensssensssensssersssrrssserssreessserssseresserss 144 User s Guide energyPRO C01 6a Vo aa a en Ae MeN ene ae Mer aR De TEY CIRO T Oe en Seen nme See mR aero oe RR a 148 2 20 TL OGUCTION sonna a a a eae 148 2 20 2 Generate ambient temperatures ccccsesscccssecccceseccceeneccseaeeeeseeeeesseneeeees 148 2 20 3 Copy energy conversion tO Clipboard ceccceeeeccsesscecceeseeceeesecsaaeeessaeeeees 149 3
248. sists of set of values each connected to a specified date and time The External conditions time series can be accessed from several of the other editing windows in which the project is specified A typical time series example is a series to distribute a heat demand by using a time series holding the ambient temperature Other examples of using time series are the calculation of the production of a solar plant by using a time series holding the solar radiation and a time series holding electricity spot prices used for specifying Electricity market prices amp EER Name Outdoor temperature Development of time series in Planning period Time series Symbol T Unit C Date LPC Copy all l 01 01 2002 00 00 00 6 4000 r r 2 02 01 2002 00 00 00 5 8000 3 03 01 2002 00 00 00 5 0000 Paste 4 04 01 2002 00 00 00 3 1000 a 5 05 01 2002 00 00 00 1 4000 6 06 01 2002 00 00 00 0 5000 Delete selected 7 07 01 2002 00 00 00 4 6000 8 08 01 2002 00 00 00 2 6000 9 09 01 2002 00 00 00 0 6000 10 10 01 2002 00 00 00 3 2000 As graphics 11 11 01 2002 00 00 00 6 1000 12 12 01 2002 00 00 00 4 4000 13 13 01 2002 00 00 00 6 9000 14 14 01 2002 00 00 00 6 6000 15 15 01 2002 00 00 00 5 1000 3 Add line Delete line Developing over the years As graphics Central England Source Hately Centre 1961 1990 monthly average temperatures v OK Cancel Figure 2 16 Time series Example Temperatures in Central England Symbol The symbol
249. sktop in details www emd dk User s Guide energyPRO Name Taxation Taxation Tax payment is O reduced by Loss Carried Forward user defined Tax is paid in next financial year in January aa Tax formula 25 100 Max ResultBeforelax LossCariedF orward 1 0 Test Comments Figure 2 133 Taxation User defined In the formula you can use standard expressions and functions as Min Max and Exp etc In addition you can use one of the special built in functions listed below Name Returns ResultBeforeTax The result of the actual fiscal year before tax LossCarriedForward n The last n years loss reduced with eventually profits from the fiscal years Increment amount n1 n2 This function increments from zero with the value amount from fiscal year n1 to n2 Example Increment 10 2 4 gives the result Fiscal year1 O Fiscal year 2 10 Fiscal year 3 20 Fiscal year 4 30 Fiscal year 5 30 1 in the fiscal year n O otherwise Example Year 1 Year 2 returns 1 in first and second fiscal year O otherwise Table 2 6 Taxation functions available for user defined formulas Examples Example 1 Loss carried forward Standard situation with 30 tax and the right to make use of losses from the three previous years gt Formula 30 0 100 Max ResultBeforeTaxLossCarriedForward 3 0 Example 2 If the company is a department of a larger company the larger company can use a negative result from the department to
250. st load or save operation energyPRO will remember in which where data was folder data was loaded or saved this will be the new default setting loaded saved last 36 e Introduction to energyPRO www emd dk User s Guide energyPRO 2 The energyPRO desktop in details 2 1 Introduction 2 2 Menu bar User s Guide energyPRO In this chapter is a description of the Editing Windows used in energyPRO After starting with information concerning some of the menu bar options the description follows the order of the folders in the Input Data Structure Input data El Project identification H E External conditions H E Sites E Transmissions E Energy conversion units E Storages i Electricity market A Operation strategy E Environment H E Economy Figure 2 1 The Input Data Structure It is possible to use formulas in several of the Editing Windows In this chapter you will only find a brief description of the functions to be used in these A detailed description of these is found in the chapter Functions in energyPRO which serves as a reference section for formulas used in energyPRO 2 2 1 Set up Demo mode If you switch the program into DEMO mode you get the opportunity to evaluate the facilities in the modules which you have not registered The energyPRO desktop in details e 37 energyPRO is currently maintained in the following languages English German and Danish Occasional u
251. t the island It has equal priority to cover these demands The produced heat to cover the heat demand can be stored for a longer period in a thermal store The produced electricity to cover the electricity demand can be stored for a longer period in e g a hydro pumping storage The produced cooling to cover the cooling demand can be stored for a longer period in a cold store In the Operation strategy window you may choose User Defined Operation Strategy to determine in which order the production units will be put in operation You may also choose to accept the suggested operation strategy determined by the net heat production costs In this version of energyPRO you will then have to decide yourself about the priority of the production units that do not produce heat but produce electricity For these units you can choose between High priority and Low priority compared to the production units producing heat You are NOT able to decide about the priority of a hydro pumping storage Excess electricity compared to the electricity demand will be stored in the hydro pumping storage if possible The energyPRO desktop in details e 109 2 13 Environment In hours where the production units are not able to cover the electricity demand the hydro pumping storage will try to deliver the rest perhaps limited by the capacity of the hydro pumping storage When Island operation is chosen you can further choose between e NOconne
252. t m3 h v Pumping station Capacity Efficiency Pumping Power 10 0 MW 82 0 o Producing Power 10 0 MW 90 0 __ Operation restricted to period Comments 5 eA Figure 2 74 The Hydro Pumping Station input window Based on these attributes the electrical capacity STcap is calculated as follow STcap V p g L u 3 6 10 9 MWh where V is the volume of the elevated water m3 p is the density of water 1000 kg m3 g is gravity 9 8 m s2 L is the elevation or height difference m u is the utilization factor in percentage This capacity is measured according to the elevated water The electricity output will be lower due to the efficiency of the turbine likewise the electricity input will be higher due to the efficiency of the pump The charging and discharging capacity of the hydro pumping station is set by the electric capacity of the pump and the turbine For a Hydro pumping station it is also possible to include a water inlet which is used to simulate water coming in to the upper reservoir The water inlet is selected as a time series which can be either in the form of The energyPRO desktop in details e 91 potential electrical energy MW h or in the form of water running to the reservoir per hour m h E Cars The E cars electrical storage is a special kind of storage that besides the storing capability also simulates electrical car usage If you have a group of electrical cars you can r
253. t annual increase Date Amount Copy All ne 14 01 01 2012 Paii t i t S Annual Increase i 2 01 01 2013 0 Paste _ Index E Add line Remove line Heat demand index 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 Figure 2 24 Index example The example shown in Figure 2 24 is an index used for development of a specific heat demand Within the first year of the projecting period the heat demand is expected to raise 20 due to connection of new consumers Annual increase is chosen In the first projecting year 2012 the annual increase is 20 and hereafter 0 The result is shown in the graphic in the bottom of the window 58 e The energyPRO desktop in details www emd dk User s Guide energyPRO 2 5 Sites User s Guide energyPRO The Sites folder is primarily used in projects with more sites where the parent folder shows an overview of the different sites and transmissions ES v Heat Zoom 100 S ILA F X k Operation strategy Remote Central j r Solar Collector Site Figure 2 25 Screenshot that shows an example of a site overview with 3 different sites and 2 transmissions The graphical overview of a single site is shown either by clicking on its subfolder in the Sites branch or by double clicking on it in the graphical Sites overview The appearance and functionality of the graphical overview of a single site is described previously in section
254. te ambient temperatures Symbol Year 2012 j Unit C Monthly mean Standard deviation January 1 6 2 9 February 1 1 3 3 March 2 5 21 April 6 6 2 4 May 10 6 1 7 J J 5 a a padi _ Load monthly values July 16 4 2 0 E August 16 6 99 _ Save monthly values September 13 7 1 5 arkin 3 2 2 5 Generate temperatures November 5 0 26 December 1 6 3 8 Close Figure 2 158 Generate ambient temperatures 148 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Remember to specify the symbol It is important for identifying the time series If you want to save monthly data again you right click and select Save or use the save button Specify an expressive name of the file Choose Generate temperatures button to generate the time series to use in the project In your project you can choose to load the time series 2 20 3 Copy energy conversion to Clipboard By choosing Tools and Copy energy conversion to Clipboard in the main menu it is possible to copy data from the energy conversion results of a project to the clipboard and then pasting the results into a spread sheet There are two categories of export see the figure below The first category As time series is structured in columns each containing a part of the energy conversion for a production unit or eventually a demand Each row contains the energy conversion for a specific period The second
255. te energyPRO step 1 Order a license file from EMD Step 2 Import the license file into energyPRO Step 3 Activate energyPRO otep 4 Restart energyPRO Figure 1 2 The 4 steps of registration and activation You simply just need to follow the 4 steps Import licence file invokes an open file dialog where you are asked to select the license file The name of the file is energyPROx x erf where x x is the version number If you have saved the file elsewhere just browse to find and open it Click the Open button to import Look in r enengyPRO data do E re E Name P Date modified Type J Dansk 18 03 2010 14 21 File folder J Deutsch 03 02 2010 13 58 File folder Ji English 03 02 2010 13 58 File folder J Latvija 03 02 2010 13 58 File folder J Lietuviu 03 02 2010 13 58 File folder Ji Polski 03 02 2010 13 58 File folder 17 03 2010 15 45 ERF File 4 Th File name lenergyPRO4 0 Files of type energyPRO registration Figure 1 3 Open the energyPRO registration file Next the End user license agreement must be accepted Introduction to energyPRO e 13 In connection with this license purchase I we consent to the following terms Restrictions Disclaimer and Limitation of Liability Article 1 Software Restrictions No part of the program s or manual s may be copied distributed transmitted transcribed stored in a retrieval system or translated into any human or comp
256. technical data reports and blue background indicates economy data or reports lisa Input data is OK E GS Error in input data C Selected folder 3 E Unmarked folder data only checked before calculation New energyPRO users are recommended to start their energyPRO experience by loading some of the project examples delivered with energyPRO These project files are loaded by choosing the Open option in the File menu Selecting one of the files found in the Project examples folder Often the easiest way to create a new energyPRO project is to modify an existing project with similar traits When constructing a project some of the root folders are supplemented with subfolders containing specific information defining for instance time series containing ambient temperatures demands fuels or production units It is possible to add subfolders to the root folders External Conditions Fuels Demands and Energy Units Hereto comes in Economy the option to add to subfolders to the second levels folders in Economy How to add load save and rename subfolders By right clicking the mouse while placed on a folder a small frame will become visible In this frame the options attached to this specific folder are shown The content of the frame is context sensitive An example of such a frame is shown in the following Figure 1 15 where the mouse is right clicked on Energy conversion units In this case the optio
257. tems User s Guide energyPRO Name Heat rejection Non availability periods Heat rejection capacity 10 00 MW v Operation restricted to period Comments Figure 2 70 The heat rejection window Heat rejection capacity Here you state the heat rejection capacity Operation restricted to period By checking this option you got access to state the period where the unit exist No specification means that the unit exist in the whole planning period Non availability periods By checking the Non availability periods you get access to a table where you can specify periods where the actual energy unit is not available for operation 2 10 1 Storages in general There are three types of storages available in energyPRO These are e Thermal Storage e Electrical Storage e Cold Storage 2 10 2 Thermal store Energy systems do often require the use of thermal stores to reach cost efficient solutions Two of the main reasons are heat load situations during summertime and fluctuating electricity tariffs If you insert a thermal store you must select which of the production units that have access to the store This selection is done in the Operation Strategy editing window A thermal store also often has a loss over time that depends on the amount of energy in the storage This loss can also be modelled in energyPRO The energyPRO desktop in details e 87 Thermal store Name Thermal store Thermal s
258. that are presently selected in the Project Identification The available economy folders are module dependent Basic elements for all modules are the folders Revenues and Operational expenditures Investments and Financing are available in Finance and Accounts only while Taxation is an option only in Accounts see Figure 2 102 Input data Economy All fi Revenues gil Operation expenditures Le EJ Investments y a7 a7 Finance and Accounts Accounts only Figure 2 102 Economy input data 2 14 2 Economy Main folder The content of the editing window accompanying the economy main folder is module dependent e DESIGN Currency e FINANCE Currency Inflation index and Nominal discount rate and investment key figures option e ACCOUNT Currency Inflation index and Nominal discount rate and investment key figures Define annual key figures The input typed in this window will be used when creating the report Financial Key figures The Currency Inflation index and Nominal discount rate input windows are shown in Figure 2 103 Inflation index and Nominal discount rate are only available in FINANCE and ACCOUNTS User s Guide energyPRO The energyPRO desktop in details e 113 Currency GBP Inflation Inflation k Nominal discount rate 6 6 0 Figure 2 103 Economy Main folder
259. the value for the weekday in week 1 is used The main reason for making the time series weekly based is that some variation described in time series often varies systematically within a week E g electricity demands in weekdays are often significantly different from electricity demands in weekends Demands are also time series In energyPRO it is not obvious that demands are time series identical to time series for external conditions That is because you get a lot of help to model the variation of a demand But if you convert this demand to time series it become obvious that a time series for a demand is exactly identical to time series for external conditions also being available by formula expressions to influence the power of production units 154 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO Name Total sale of heat Development of Demand in Planning Period Demand in Specified year Annual heat demand 01 2011 12000 0 MWh sv v Demand depends on external conditions Dependent fraction 80 0 Formula for dependency Depends linear on ambient temperatures Is user defined Reference temperature 17 0 C Symbol for ambient temperatures T we Formula Check v Restricted season for dependent demand dd mm 01 09 31 05 v Fixed profile of demand Daily D Weekly Time Ratio 1 06 00 10 0 2 21 00 8 0 As graphics Add line Delete line As graphics PER Developing over the ye
260. tion of assets Financing is available FINANCE and ACOUNTS only The energyPRO desktop in details e 125 2 17 1 Financing Main folder Cash Account Specify the annual interest for respectively positive and negative amounts Hereto comes that it is possible to specify the content of the cash account at project start Cash Account Annual interest 3 00 at positive amount 7 00 at negative amount Cash account at 01 01 2012 200 000 GBP Figure 2 122 Financing cash account 2 17 2 Financing Loans Owners capital etc The number of financing elements in a project is unlimited in energyPRO Financing in an energyPRO project can take place by use of three basic elements Loan extraordinary income e g a grant or owner s capital All these elements are added by selecting financing and add new financing In all cases the same default editing window is shown see Figure 2 123 126 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO Disbursements Nominal loan 1 01 01 2012 Amortization Annuity Remove line Loan period Years Months Annual Interest Payment Grace Period Years Months Payment s per Year 1 B Add li at each disburseme 0 00 GBP _ Remove line 00 00 00 01 12 2012 Figure 2 123 Financing default editing window Description of financing Type There are five financing options available Three loan types e Nominal
261. tions Directly and indirectly time series are playing is a core 152 e Method of calculation in energyPRO www emd dk User s Guide energyPRO User s Guide energyPRO object in all energyPRO models This could be weather data demands electricity prices results etc G File Setup Tools Window Help 4 ls tol m E Input data RiT Zoom 100 SIA te 3 bed 1 Site Overview Operation strategy 3 0 Project identification E Project Reports tL La External conditions Name Outdoor temperature Time series 3 Outdoor temperature Development of time series in Planning period ee series functions Similan ndexes Sites Symbol T B Site 1 Unit eC E Transmissions Fuels Date TPC 4 Copy all j E Natural gas 1 04 01 2002 00 00 00 6 4000 Demands Copy selected 2 02 01 2002 00 00 00 5 8000 E Total sale of heat p E Net work loss 3 03 01 2002 00 00 00 5 0000 aste E Energy conversion units 4 04 01 2002 00 00 00 3 1000 Delete all E Gas engine 1 5 05 01 2002 00 00 00 1 4000 r Gas engine 2 6 06 01 2002 00 00 00 0 5000 Delete selected ac Boilers 7 07 01 2002 00 00 00 4 6000 ien 3 08 01 2002 00 00 00 2 6000 E Electricity market S83 Operstion ainin 9 09 01 2002 00 00 00 0 6000 ie Environment 10 10 01 2002 00 00 00 3 2000 As graphics Economy 11 11 01 2002 00 00 00 6 1000 L EB Revenues 12 12 01 2002 00 00 0
262. tore Non availability periods Volume V 1000 0 m Temperature in the top Tt 90 00 C fx Temperature in the bottom Tb 50 00 C fx Utilization 90 0 Storage capacity MWh as of Sat 1 January 2011 Storage Loss As Graphics Comments 2 Figure 2 71 The thermal store window Volume Is the volume of the thermal store Temperature in the top The temperature in the hot zone at the top of the thermal store This temperature can be defined as a function using external conditions Temperature in the bottom This defines the cold temperature at the bottom of the thermal store Together with the temperature in the top this temperature is used to calculate the temperature difference Utilization The percentage of the net volume actually used The utilization might reflect both technical restrictions e g volume below injection point and operational reasons Storage capacity Based on the information stated above storage Capacity is calculated and shown Operation restricted to period If you are working in Finance or Accounts you have access to this point Checking this point gives you access to state the period where the unit exists No specification means that the unit exists in the whole planning period Non availability periods By checking the Non availability periods you get access to a table where you can specify periods where the actual energy unit is not available for operation Stora
263. ts are calculated by increasing numbers l e the unit with the lowest number is calculated first All possible production on a unit is fully obtained before production with the next unit with the next priority number is examined and calculated Reducing number of starts Given the above priority information there will be a lot of time periods with the same priority and these could simply be started chronologically which would give a correct result with regards to energy conversion However we have experienced that the chronological approach produces too many starts which is not desirable since most production units will have some kind of start cost Reducing starts by giving priority to expansion before new starts If at a given time during an optimization there is both the possibility to expand an already started block and start a new block with the same priority we will always select the expansion before starting a new block This is of course only the case if the expansion can be done under all the restrictions mentioned in 3 1 7 Reducing starts by adding start costs In the payment lines for a production unit it is possible to add a start cost for each time the unit is started If such a start cost is defined it will influence the priority of that unit during the optimization The start cost is Simply added to the priority of that unit and thereby making it even more undesirable to start that unit compared to expanding the unit i
264. ts and consumers subtracted the actual electricity production Also seeAlso see PeakReceivedElectricity Examples PeakDeliveredElectricity Flat rate All Periods 200 e Functions in energyPRO www emd dk User s Guide energyPRO Syntax Description Examples Syntax Description Examples User s Guide energyPRO PeakDeliveredElectricity Fixed Tariff Highload PeakReceivedElectricity Returns the monthly electricity peak received from the specified market in a specified Priority period PeakReceivedElectricity Market PriorityPeriod Argument Description Market The Name of market All markets return the accumulated amount for all markets PriorityPeriod The Name of the Priority period name specified in Electricity markets All Periods return the accumulated amount in all priority periods Returning value Monthly peak of electricity delivered to the specified market Returning unit MWh month In every calculated time step within a month the peak of electricity received from the specified market is calculated The Peak is calculated as the maximum value within a month of electricity produced subtracted the electricity consumed by production units and consumers within the system When modelling economy it is important to realize that the model is monthly based This is especially important while modelling with peak function and the Electric Capacity function If not beeing aware of this fact will result i
265. turns the monthly cooling demand of demand named Cooling Demand HD Returns the monthly heat demand HD DemandName Argument Description DemandName The Name of the specified Heat Demand Returning value Monthly heat demand Returning unit MWh month This function returns monthly heat demand HD Heat Demand 1 returns the monthly heat demand of demand named Heat Demand 1 ED Returns the monthly electric demand ED DemandName Argument Description DemandName The Name of the specified Electricity Demand Returning value Monthly electricity demand Returning unit MW month This function returns monthly heat demand ED Electricity Demand returns the monthly electricity demand of demand named Electricity Demand PeakElectricDemand Returns the monthly peak of a specified electric demand PeakElectricDemand DemandName Argument Description DemandName The Name of the specified Electricity Demand User s Guide energyPRO Returning value Monthly peak electric demand Returning unit MW month Description This function returns monthly peak of heat demand Example PeakElectricDemand Electricity Demand returns the monthly peak of electricity demand of demand named Electricity Demand User s Guide energyPRO Functions in energyPRO e 215 4 4 3 Other Functions Name Returns Unit HeatValue Fuel Calorific value for the fuel MWh unit Index Monthly value of specified index Month no Returns the numb
266. uction are time series with ambient temperatures and solar radiation on the horizontal plane 76 e The energyPRO desktop in details www emd dk User s Guide energyPRO User s Guide energyPRO These time series must be placed in the External conditions folder before modelling the solar collector Ambient temperature Select a time series holding ambient temperatures Radiation on horizontal plane Depending on the available data solar radiation data two options are available If Aggregated solar radiation is available then select Aggregated radiation and select the time series holding these data If both Direct and Diffuse is available then select the two time series holding these data see Figure 2 52 Select Input Time Series Select Input Time Series Ambient temperatures Hourly outdoor ter Ambient temperatures Hourly outdoor ter Radiation on horizontal plane _ Radiation on horizontal plane Aggregated Radiation O Aggregated Radiation O Direct and Diffuse Radiation Direct and Diffuse Radiation Aggregated radiation Aggregated solarr Direct radiation Direct Radiation Diffuse radiation Difuse Radiation J Figure 2 52 Solar collector Select input time series Collector and field specification The solar collectors are specified by a number of values defining their technical characteristics These values are normally found in the data sheets from the manufactur
267. uelCon Fuel consumption capacity Allin MWh or kWh User s Guide energyPRO Appendices e 233 SF da 0 0 spolied pje Spe RAO MW papqpeastaay a Spotted pe sJexJeul IAPS WI peAa Je Bupe SI pun pol 0 0 Ja a Jay IEW UEA qH 2H 0 0 g Supe Spun Polg H Se IUA 0 JH PAU EPL paye WELW quasaig je pape puew puewep SEI da 0 0 ap Aju 23 9 APUPA JE Supe S HUN Polg SEPN P PAROdS Jo jw pex y wu uep 0 0 qH oa g Jey EU UEA AYLILYI a D AYLILYI aya DTI 3a 9 parano parana EELEE paraanaq User s Guide energyPRO www emd dk 234 e Appendices E Interpretation of economy functions in calculation the operation strategy Net Cooling production Demand functions ma VIaQ mMm Tz JIJO gJ PeakElecLoadAnnual PeakElectricDemand Energy conversion unit functions v ElProd HeatProd FuelCon HeatProd ElCon HeatProd O P CoolingProduction HoursOfOperation 1 HeatProd lectricCapacity Turnons AccEP m QO rijm uaym rT OIO mu Other founctions HeatValue Unchanged UnitOfDemand Month Index Indeksfaktor TSMean Unchanged Unchanged Unchanged Unchanged Unchanged Functions at system level E E DeliveredElectricity O ReceivedElectricity TI ReceivedFuel AccDeliveredElectricity AccReceivedElectricity AccReceivedFuel APeakDeliveredElectricity APeakReceivedElectricity PeakDeliveredElectricity PeakReceiv
268. units are eliminated In annex 1 is shown how the formulas that may occur when describing the payments are interpreted when being used to calculate the operation strategy Each month new operation strategies are calculated By selecting a month in the project period the corresponding operation strategy is calculated and shown in the table as shown in Figure 2 91 _ Operation Strategy Minimizing Net Production Cost NPC O User Defined Operation Strategy January 2012 Select month to see operation strategy of this month NeFebruary 2012 bst Energy Unit Setup March 2012 AGE April 2012 Day Night Ga May 2012 3 17 ca June 2012 3 Sa uly 2012 Bol August 2012 20 20 september 2012 October 2012 November 2012 December 2012 gt Figure 2 91 The operation strategy for an arbitrary month of the planning period can be selected Limitations in use of the automatic calculation of Operation Strategy If either the process production option or the fuel producing units option is enabled as indicated on Figure 2 92 then only the user defined operation strategy is available 106 e The energyPRO desktop in details www emd dk User s Guide energyPRO E EN Project identification 4 lines maximum This example illustrates two CHPs operating on the German spot market Assumptions to be printed in Cataloque of assumptions Select calculation module Projecting DESIGN calculating energy conversion in a speci
269. ure W Formula for loss at full store User Defined MW Formula for loss at empty store MW As Graphics Figure 2 72 The storage loss part of the thermal store window Based on these attributes energyPRO will calculate the two losses however it is also possible for the user to click the User Defined checkbox and thereby be able to define the losses freely using functions and time series 2 10 3 Electrical storage In energyPRO an electrical storage is basically a storage that can store electricity by converting it to another energy type called internal energy type So you should think of an electrical storage as a unit that consists of three individual units a storage unit a charging unit and a discharging unit The charging unit uses electricity and converts it to the internal energy type and the discharging unit uses the internal energy type to produce electricity The energyPRO desktop in details e 89 These units will have a capacity and an efficiency The capacity indicates the amount of energy they can convert and the efficiency indicates the loss associated with converting the energy Battery The simplest form of electrical storage in energyPRO is a Battery In this type of electrical storage you can simply think of it as a battery where you only have to define the electrical capacity of the battery and the Capacity and efficiency of charging and discharging units Battery Name Battery Battery Non availabil
270. ure Tf_ El consump variation EC _ Demand functions Total sale of heat HD1 _ Net work loss HD2 _ Total electricity demand ED1 _ Total Cooling demand CD1 _ Production already planned functions PapFuel UNIT PapHeat UNIT PapProcHeat UNIT PapE1 lProd UNIT PapE1lCons UNIT PapCool UNIT note UNIT name of unit in tree structure if UNIT 0 then functions returns sum of all units already calculated in actual time step Other functions Min functionl function lowest of two functionvalues Max functionl function2 lowest of two functionvalues Z function valuel value2 see manual or onlinehelp In making the formula expression you are allowed to use standard arithmetic operators and standard mathematical functions abs arctan cos exp frac int I1ln pi round sin sgr sqrt Figure 2 47 Example of list of functions Restricted period of connection Checking this option gives access to state the period where the unit exist No specification means that the unit exist in the whole planning period Operation dependent on other unit With this option checked you can state whether operation on this unit either include or exclude operation on another unit This choice will appear at the bottom of the window as the choices e Allowed only when no production on unit e Allowed only when production on unit In both cases you have the option to specify one of your already cr
271. uter language in any form or by any means what so ever be it electronically mechanically magnetically manually or otherwise Nor may it be disclosed to a third party without a written permission from EMD International A S The LICENSEE may take a security copy which we recommend License rights will be discontinued if the terms of payment are not res Article 2 Disclaimer of Warranty and Limitation of Liability and of Remedies a The software is provided on an as is basis without warranty of any kind EMD International A S does not warrant guarantee or make any representations regarding the functionality of the software any results obtained by the use of the software and any software support provided by EMD International A S and their Agencies Partners in terms of correctness accuracy reliability usefulness or otherwise The LICENSEE is solely responsible for the selection of the software for the installation of use of and results obtained from the software and software support received Also excluded is any implied warranty by EMD International A S such as merchantability non infringement and fitness for a particular purpose b In no event will EMD International A S be liable for indirect consequential incidental or special damages including but not limited to lost profits and lost savings arising out of the use or inability to use the software even if EMD International A S has been advised of the possibility of such damages or for a
272. velocity in 80 meters height The energyPRO desktop in details e 55 Function In the function field you have the option to define a function If you press the F button you can see which functions are available for defining your time series function If you need a more detailed description of the functions please see chapter 4 Functions in energyPRO that serves as a reference section describing the functions available in formula fields in energyPRO In the function shown in Figure 2 21 a time series is modified In this example the function modifies a wind speed velocity in 10 meters height to a wind velocity in 80 meters height using a wind gradient exponent of 0 15 The expression WS _ refer to a time series holding hourly values of wind velocity measured in 10 meters height This time series has the symbol WS Each value in this time series is modified with the factor 10 80 These values modified in a conversion table An advanced option is to check These values to be modified in a conversion table This gives an extra opportunity to modify a time series function In Figure 2 22 is shown a conversion table representing the power curve of a wind turbine This table modifies the time series function shown above in Figure 2 21 so the output is a time series function holding variations in energy in wind instead of variations of wind velocity Name Windprofile Development of time series function in Plannin
273. w Summer Gas engine 1 17 T 3 13 Gas engine 2 17 T 3 13 Boilers 20 20 20 20 Operation Strategy _ User Defined Operation Strategy January 2011 Select month to see operation strategy of this month Net Heat Production Cost Energy Unit Setup EUR MWh Heat Winter hight Winter med Winterlow Summer Gas engine 1 17 T 2 42 Gas engine 2 Boilers Figure 2 88 Operation strategy table fixed tariffs Upper User Defined Operation Strategy Lower Minimizing Net Heat Production Cost Operation strategy if Electricity market is Spot Market If the Electricity market is Spot Market the Operation strategy window is different depending on whether Minimizing Net Heat Production Cost or User Defined Operation Strategy is selected If User Defined Operation Strategy is selected the editing window and it functionality is identical to if Fixed tariff is selected in Electricity Market If Minimizing Net Heat Production Cost is selected the operation strategy table is substituted by an graphic representation of the Net Heat Production Cost for energy production units as function of the electricity spot prices User s Guide energyPRO The energyPRO desktop in details e 103 Operation Strategy O Minimizing Net Production Cost NPC Production Strategy Energy Unit Setup Pronty of productions Abbe bid pre eri bid price Gas engine 1 Gas engine 2 Boilers
274. w is the length of the shadow on the surface hy is the height of the surface dr is the distance between the rows S w is the surface s inclination related to the ground Berw is the inclination of the ground All in the hour angle plane w The height of the surface in the hour angle hw is found by the following cosine relation he haa sins h 2 hgro sins h cos 90 Porcas Bero Where h is the height of the surface when projected down on the ground coss h BIO 7 oye a Nee C0S Berean 7 Bera COS W The inclination of the ground in the hour angle Berw is found by Borg asin sin Bor cos w Ygr The distance between the rows in the hour angle d is found by COS Bor surf eng d ae cos w Yent COS Bora Ber surt is the grounds inclination in the orientation of the surfaces 180 e Method of calculation in energyPRO www emd dk User s Guide energyPRO Bor surf asin sin Bor cos Ysurt Yer The surface s inclination in the hour angle related to the inclination of the ground sin 90 Sins h S arcsin oe Bero ho The part of the total surface area in shadow Shfracis calculated as follows Nrows 1 min E 1 W Nrows Shfrac Where N ows is the number of rows With correction for array shading the beam radiation becomes lair Ip Rp 1 Shfrac Diffuse radiation The shadow impact on the diffuse radiat
275. y ee SS eee 9324 4376 13 700 9324 4376 4 000 2303115 25334 10 168 9620 0 241 4810 976 789 10745 4313 4 080 0 173 2040 49 675 346 519 16 32 4 000 2308382 25 382 10 192 9642 0 235 4821 973437 10 708 4298 4 066 0 175 2033 38 467 423 402 12 216 4 000 2316438 25503 10 23 9634 0 232 4542 981 095 10 792 4332 4085 0 176 2049 38578 428 406 10 196 2017 14913 13 674 9234 4440 13 674 9234 4400 4 000 2297 370 25 271 10 143 9 596 0 238 4798 976 310 10 739 4310 4078 0 2020 15 033 13 334 9374 4460 13834 9374 4460 4 000 2325 141 25577 10 266 9712 0 mM 4356 S36 Su 10 855 4357 4122 0 176 2051 10 739 4310 4 078 0 174 2039 43951 4t 460 15 316 Fuel consumption Natural gas Fuel consum Nm3 3329 579 3320 257 3338414 3319 703 3317 661 3317 661 Fusiconsum MVVh 36 625 35 523 36723 3517 494 523 Bt 350 35 390 H Peak MVV 10 534 10534 10534 10534 10 534 10534 energyPRO Is developed by EMD International A S Niels Jernesve 10 DK 0220 Aalborg 2 Tt 45 96 35 44 44 Fax 45 96 35 44 40 Homepage www endok Figure 2 140 Energy conversion summary 2 19 7 Duration curves for Demands There are demands curves available for the types of demand defined in the project Figure 2 141 show an example of a duration curve for heat demand To the left is shown the duration curve

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