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Panasonic Heat Pump Simulation Software Aquarea Designer

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1. Components from the program database cannot be deleted and are therefore not displayed The same is true for components that are automatically created by the software These are deleted together with the whole project By double clicking on the group designation or a single click on the plus symbol the group is unfolded and all components in this group are shown Double click again or click on the minus symbol to close the group After selecting a component for deletion by a single left click on its name press the Delete entry button After a safety question Delete really the component is removed from the users database and can be restored only by renewed creation If a component is still in use the program announces this and prevents deletion This can be the case if for example a climatic location is used in a project Caution A project group project cannot be used in any other program component and is therefore always deletable Delete components in user database Delete entry Fig 4 Delete project components Close project Menu File Close project The current project with all associated windows is closed If several projects are open at the same time then the current project is the one associated to the current active window 4 Design There are two different modes for heat pump design The fast Quick Design see fig 5a and the expert mode Expert Design see fig 5 b
2. Costs of investment Colours Type of heating Price Annual Maintenance Additional costs Ct kWh PT EUR year EUR year Heat pump Dl 0 The additional costs provided here in the program options will be used if there are no Oil 1 litre has 65 85 140 A ri ca 10kWh specified for the active project i EE E E eo wood heating 5 8 13 name editable 20 Rate for heat circulation pump s Somone 2 fm Po wo Hectic rect 10 f o oO m Graphical representation of running and investment costs Set all values to their defaults Fig 11 Input mask for running costs options necessary for comparison of running costs 1st Column Price Input here the costs of the energy per kWh as well as the cost of electricity for the heat circulation pumps used for gas and oil heating systems The program assumes for these circulation pumps a fixed running time of 5280 hours per year 220 heating days with 24 hours 2nd Column Efficiency Input here the average annual efficiency of the energy source 3rd Column Maintenance The typical maintenance costs for every heating system are entered here If these values are not appropriate for a certain project you can change the values for the project see Additional costs 4th Column Additional costs Provide here project independent all inclusive values for additional costs per year For project specific and detailed values use the dialogue comp
3. Heating systems used for comparison Heat pump heating v Oil heating Gas heating Iv name editable at options page Electric night storage heater E Electric direct E Please choose here which heating systems you want to compare with each other for the comparison of running costs and investment cost Only these are shown in the charts and reports Fig 39 Heating system selection To minimize the input effort one must only insert the for the current project relevant energy sources into the comparison of costs Use the dialogue Heating system see fig 39 to choose the heating systems for the cost comparisons running costs and investment costs Set a check mark behind each heating system you want to include Costs of investment and lifetimes ej Component Prices Lifetime EUR Years Heat pump The sum of all the costs on the Unit 7600 20 left are the total costs of the heat pump heating system Heat delivery 5300 30 When using a combined system divide the costs among Buffers 1850 20 aggregate and tank Other heating systems 4700 The total costs of an oil heating Oil aggregate 1 are the sum of lines 1 2 6 and 7 Oil tank 3700 2 The total costs of a gas heating are the sum of lines 3 4 6 and 7 Gas aggregate 3500 Gas connection 1800 wood heating 11700 5 Heat delivery 3500 Buffers 1000 Electrical heating systems w slal sl slal ell The total costs of the user
4. rr Design Building data Address of customer Climate data Name Bironico 6804 CH Bib Street a Outdoor design temperature C 6 Zip town Standard heating requirement Heated area r 130 ca 80 W n Building after 1982 Standard heating requirement kw 10 4 Maximum heating water temperatures Flow C 35 Return C 28 Abbrechen Hilfe Fig 5 a Building data for Quick Design rr Building data x Building data Hot water data Solar system data Address of customer Climate data Name Bironico 6804 CH Bib Street 7 Outdoor design temperature C 6 Ape iesi Outdoor temp limit for heating on C 15 Standard heating requirement Heat distribution degree of supply exponent Heated m Bae sean 130 M Underfloor heating 100 11 Rules for estimated calculation Radiator heating 0 4 13 F Wall heating Foo 11 Standard heating requirement kw 6 Internal gains kwh year 3250 e annie en 2600 Further temperature conditions Indoor design t ture C Maximum heating water temperatures pe Bl 20 Flow C 35 Return C 28 minimum return temperature C 26 Ea Fig 5 b Building data for Expert Design 4 1 Quick Design using Button Quick Design For the Quick Design mode the following standard values are set to reduce the users effort Internal gains and solar gains Solar and inter
5. C 10 Exchange loss K 5 Fig 23 Input mask for hot water data The principle sketch in the software fig 20 shows the Panasonic tank Using other tanks you should take into consideration at which temperature the tank is post heating after using hot water This temperature is called the tank inlet temperature not to mix up with cold water inlet temperature The tank inlet temperature is normally 45 to 50 C for type 2 and 40 C for type 3 Hot water tank and circulation losses In this data dialogue the losses of the hot water tank and the hot water circulation if existing can be entered by the user or calculated by the program The values can be changed at any time by overwriting or re calculating them Please note If the data for the hot water generation of the project are changed the hot water tank and circulation losses are not adjusted automatically This is also true if you calculated these losses with the help of the program Every time you change the data of the hot water generation that will influence the hot water tank and circulation losses you have to re enter this dialogue to prove the data and to change or re calculate them if necessary When you press the button OK the given values are stored with the project Hot water tank volume and target temperature These values are displayed for information only Standby losses Enter here the energy losses in units of kWh day that are caused by the hot water ta
6. LE TES As 41 13 3 Factor Tor primary energy Input ereinen ieee A Ai 42 TA Efficient y eetis EEE E AE sa a eaS ao E Ea a a eaa eia 42 141 Compare TUNMING COS att at irc 42 14 210 VESES nani a 45 ES A RAN 48 TODA iio tad 49 LISO AAA AAA AETIA NEEE 50 18 MCP RY COV CTU CAS one Gnade usin AS AER AAA AAA AAA SI 19 User datalbase iii itinere naaa ici 51 20 Frequently asked questions xiccsissncesisvissesvadevsensdoqnadssdavevanadesials cavevasensesvenseibenssidotessaebeosssaseuees 56 21 Additi nal ds 57 21 1 Thermal solar systeMe nsien otic ieee ee aaa ds oe TL et eee 57 21 2 A NN 60 PAD CER ia AAA AA OA E 61 1 Overview over place holders for adjustment of report templates oooconcciccnnocinoccnonoconoconaconacnncannnannos 61 Pic telde olaaa tebeo EEA EE AEAEE AEEA 62 COS iii A E E EET 62 PLO Start a E AR a ad an Sole le dvd 64 Solar COMSCLORS iais eie e a a shes casco sive se deuseveshesuw cdeu Aaa beck Ea EE EE AN 65 Tarifi O ANNO 66 Heat PUMP ui lear aia a alec aaa 66 SOUC E heres cdl Meet e cd lt ie dy 66 2 Glossary in alphabetical order tirita ocio lloro lero Hae a edie ies 67 lt A Calculation and Optimization of Heat Pump Systems 1 Introduction AQUAREA DESIGNER is a software program to design heat pump systems After entering the data related to the house or building the hot water requirements the energy rates and the heat source the software assists you in selecting a suitable heat pump In addition y
7. account by a correcting factor The hot water production is taken into consideration depending on tank type and required temperature The calculation is iterative iteration starts at beginning of heating period and depends on the technical data of the heat pump The running time and energy consumption are calculated from the temperatures of heating water and heat source Running time and energy consumption are added up and used for the calculation of the annual COP and the report The program provides a lot of help for design and control mechanisms In menu item Show manual the user manual file manualeng pdf is displayed Buttons which are enabled black font can be chosen Buttons which are disabled grey font indicate that there are other inputs necessary before In the beginning there can only an existing project be chosen or a new one be opened see fig 1 Quick Design starts the fast simulation with simplified input Expert Design allows more extensive inputs Panasonic Aquarea Designer Calculation and Optimization of Heat Pump Systems ma A AQUAREADESIGNER 2 Fig 1 Start of the program If a project is opened the project related data can be shown or edited using the buttons in front of the white background see fig 2 A Panasonic Heat Pump Simulation Software Aquarea Designer demo_project_ bib Bl 5 x Panasonic ideas for life Fig 2 Open project The
8. and hot water temperatures are used New collectors can not be edited by the user The name of the solar collector consists of several elements These are the location and related solar radiation data the collector type and the collector orientation and inclination The name Dublin A 10 45 stands for a solar system in the environment of Dublin with an Average solar collector a deviation from the south direction of 10 10 to the west and an inclination of 45 against the horizontal direction The collector can not use the complete solar irradiation due to reflection at the glass or thermal losses To take this into account efficiency factors are used It is common to use efficiency factors with the parameters c0 cl and c2 c0 is the efficiency factor of a collector if the average temperature of the collector and the outdoor temperature are the same and should be as high as possible cl and c2 are combinations of different efficiency loss factors and should be low Solar feed into hot water Solar feed into space heating Solar input Solar input kWh m 0 0 Change Solar feed temperature C 70 Solar feed temperature C 35 hot water target temp heating flow temp solar exchange losses K 5 solar exchange losses K 5 Solar collector type orientation and inclination are not editable Choose collector Type of collector average fiat solar collector gt StdCollector Germany_ ib Orient
9. as well as size are queried Double glazing is assumed For windows in different directions according to VDI 2078 applies In the addition of the cooling power calculation the compass point which results in the maximum value has to be inserted For different constructions of windows in one direction there values have to be added up If two windows show to neighbouring compass points e g SW and W the sum of both values has to be inserted There is only one input possible for windows in one room because the sun can not shine on windows in opposite directions at the same time In Quick Design typical values are deposed without opening a query e roofs Also in southern countries roofs are not negligible For this there is an input field for the area of roofs to outside air Further influencing factors components exterior walls with a hypothesized size of 20 m room intern yields due to technique lamps and living beings Appendix 1 Overview over place holders for adjustment of report templates Evaluation place holder Description WPO_AO1X Heat pump running time for heating in h year FWPO_A02X Heat pump running time for hot water in h year FWPO_AOSX Heat pump power consumption for heating in kWh year FWPO_A06X Heat pump power consumption for hot water in kWh year F
10. costs are calculated Reference period 20 Years Rate of interest 6 arcana regarding the Wfelime of yearly increase of energy prices 2 all components Because of the bivalent mode of operation the Gas heating investment costs without heat delivery and buffers are added to the heat pump heating costs Results Annual Annual Annual _ Sum of costs running investm service per year costs costs costs EUR Heat pump 1264 1726 100 3090 Oil 2439 1022 40 3501 Gas 2466 760 100 3326 wood heating 1982 1310 200 3492 El night st heater 3060 348 0 3408 Electric direct Fig 38 Economic comparison Only heating systems are included that were chosen in the heating systems selection window You can enter a name for an arbitrary energy source in the running costs options This is included into the comparison reference period Period in years for the comparison rate of interest Rate of interest in you have to pay in the reference period price and lifetime of components Via this button you can open a dialogue which let you enter the investment costs and the lifetime for all the components of a heating system heat pump heating system as well as conventional one Y our input is stored associated with the current project yearly increase of energy prices in To have fairly calculated investment costs also when using long reference periods you can enter here the expected yearly increase of energy prices value is used for all
11. ej x Heat pump data 1 Heat pump data 2 Tariff and rate data Evaporator and fluidization Temp difference at evaporator K 5 Temp difference at fluidization K 10 The temp difference at the evaporator is the temp difference that arises at the heat source side when heat pump is running recommended by manufacturer You can adjust this value on the project data input mask The temp difference at the fluidization is the temp difference arising between flow and retum heating water temperature measured by manufacturer Interpolation limits Min interpolation flow temp C 30 Max interpolation source temp C 10 The minimum interpolation flow temp is the value where lower flow temperatures are not increasing the heat pump power The maximum interpolation source temp is given by the properties of the expansion valve regulation of cooling material flow lt is the value where higher source temperatures are not increasing the heat pump power Select heat pump WH SDFOSC3E5 E E Fig 26 Heat pump data 2 The Interpolation limits for the temperature are given by the technical data of the heat pump The minimum interpolation flow temp is the value where lower flow temperatures are not increasing the heat pump power The maximum interpolation source temp is given by the properties of the expansion valve regulation of cooling material flow It is the value where higher sourc
12. energy saving regulations This term is used in the guideline VDI 2067 and in DIN 4701 10 This function is only available in the German version 14 Efficiency 14 1 Compare running costs In the dialogue Economic comparison one can find a comparison of operational and investment costs In the input window for operation costs options typical prices for fuels and additional costs can be given These are automatically used with each cost comparison If these default values are not applicable e g use of liquid gas local price structures you can simply overwrite these values in the associated input fields After pressing the Re calculate button all cost totals are recalculated Also you can put in the name and the energy price for an arbitrary additional energy source in the operation costs options whose values are shown in the running costs comparison and can also be compared Economic comparisons test B x Comparison of operation costs Comparison of investment costs Heating systems Heating with Price Average annual Additional costs Total costs Ct kWh efficiency in EUR year EUR year Heat pump incl Heat circulation pump Fan 693 defrosting e ae Oil 1 litre has 6 5 85 1762 ca 10 kWh 5 Gas 7 90 350 1829 wood heating 5 80 343 1578 name editable at a options page 20 Rate for heat circulation pump s Electric night storage heater 12 100 100 2088 Electric dir
13. heating in kWh in February WPO_SHEC Solar gain for heating in kWh in March WPO_SHED Solar gain for heating in kWh in April WPO_SHEE Solar gain for heating in kWh in May WPO_SHEF Solar gain for heating in kWh in June WPO_SHEG Solar gain for heating in kWh in July WPO_SHEH Solar gain for heating in kWh in August WPO_SHEI Solar gain for heating in kWh in September WPO_SHEK Solar gain for heating in kWh in October WPO_SHEL Solar gain for heating in kWh in November WPO_SHEM Solar gain for heating in kWh in December WPO_SWWA Solar gain in kWh for hot water heating in January WPO_SWWB Solar gain in kWh for hot water heating in February WPO_SWWC Solar gain in kWh for hot water heating in March WPO_SWWD solar gain in kWh for hot water heating in April WPO_SWWE Solar gain in kWh for hot heating water in May WPO_SWWF Solar gain in kWh for hot water heating in June WPO_SWWG solar gain in kWh for hot water heating in July WPO_SWWH Solar gain in kWh for hot water heating in August WPO_SWWI Solar gain in kWh for hot water heating in September WPO_SWWK Solar gain in kWh for hot water in October HWPO_SWWL4X Solar gain in kWh for hot water heating in November WPO_SWWM Solar gain in kWh for hot water heating in December WPO_SKFX Collector area in m WPO_SKNX Collector angle in WPO_SKAX Collector orientation in WPO_SST1 Solar water heating to target temperature in C WPO_STV1
14. number of days per year having this selected temperature as daily average temperature You can enter numbers with one digit after the period 4 2 is a valid number of days If you press the OK button all your input for the selected location is saved and the current location is assigned to the house or building as the weather data set 35 Please note Weather data of locations stored in the program database are not displayed Country You can use this selection list to filter the displayed locations by country The associated country of a location is found in the location s name you have to consider this when creating new climatic locations on your own The country s signature stands in parenthesis and is equal to the international country abbreviation on cars Here are some examples D Germany A Austria CH Switzerland IRL Ireland T Italy EST Estonia LV Latvia LT Lithuania FIN Finland N Norway If none of these country characters are found in the name the location is only shown if you select show all locations or locations without country code Zip code You can use this list to filter the displayed locations in addition to the country selection by their zip code A change in the country selection resets the zip code selection to all The zip code is extracted from the name of the location you have to consider this when creating new climatic locations on your own The extraction works this way The first
15. of solar system Area of collector m4 Inclination 30 Orientation Power of solar pump W Solar buffer Volume fitre Temperature diff K PE BAR A i First click on the button above to choose a solar collector Then press button Optimize solar input Or you fill the cells in the left hand side table by yourself and after this you press Calculate solar input a A i Change Project has solar system which should be used IV Cose _ Hep Save Fig 60 Input mask for solar collector data The solar facility is used for calculation if the box Project has solar system which should be used is checked Thereby it is easy to compare projects with and without thermal solar systems solar feed into hot water and space heating Enter here for every month how many kWh of solar yields are supplied in each heat sink Please consider the temperatures at which the solar yields are collected When feeding into the hot water tank this is the hot water tank target temperature see hot water data plus the exchange losses When feeding into the space heating system this is the designed flow temperature see building data plus the exchange losses You can enter only positive values for temperature and yield All the values in the tables can only be changed if you click the Change button beforehand solar exchange losses The temperature losses at the heat exchanger solar collector Se
16. oil WPO_WIJG Annual investment costs for gas WPO_WIJZ Annual investment costs for other energy source WPO_WIJN Annual investment costs electric night storage WPO_WIJE Annual investment costs for electric direct WPO_WIGW Total annual cost for heat pump WPO_WIGO Total annual cost for oil WPO_WIGG Total annual costs for gas WPO_WIGZ Total annual cost for other energy source WPO_WIGN Total annual cost for night storage WPO_WIGE Total annual costs for electric direct WPO_WK01 Investment costs for heat distribution heat pump WPO_WK03 Investment costs for heat pump WPO_WK04 Investment cost for oil boiler FWPO_WKO5 Investment cost for oil tank WPO_WKO6 Investment costs for gas burner WPO_WKO7 Investment costs for gas connection WPO_WKO8 Investment costs for other energy source WPO_WKO9 Invest cost for night storage WPO_WK10 Invest cost for electric direct WPO_WK11 Investment cost for storage of oil gas other energy source WPO_WK12 Investment costs for heat distribution Oil Gas other energy source HWPO_WK13 Investment cost for tank heat pump HWPO_WLO1 Lifetime of heat distribution of heat pump HWPO_WLOS Lifetime of heat pump WPO_WLO4 Lifetime of oil boiler WPO_WLO5 Lifetime of oil tank WPO_WLO
17. on C 75 Standard heating requirement Heated area m7 130 Rules for estimated calculation Heat distribution degree of supply exponent I Underfloor heating 100 EX Radiator heating 10 13 T Wall heating mo um Standard heating requirement kW PA Intemal gains kWh year 3000 Solar gains by windows kWh year 4000 Maximum heating water temperatures Row C 745 Retum C 35 Fig 14 Building data This data window allows you to enter all building specific data From our library of climate data from cities in Germany and other countries a location can be chosen The climate data can be extended to any number of locations by the user see also chapter 11 Master data Values for the outdoor design temperature are stored in the AQUAREA DESIGNER database The heating limit temperature or outdoor temp limit for heating on indicates until which maximal outdoor temperature the heating system is used Typical values are 15 to 18 C Maximum heating water temperature is the maximal forward heating or maximal return temperature which is used for the heating system not to mix up with the maximal possible forward heating temperature of the heat pump Minimum return temperature Depending on the hydraulic system and the heat delivery system the minimum return temperature drops with the outdoor temperature The minimum return temperature c
18. project could be edited for example to do comparing calculations using the function Copy project in menu item File Use this menu item to create a copy of the actual project This menu item is only enabled if at least one project is opened First enter the name of the new project the copy Then a new project is created with the given name and all data from the active project are copied to the new one The project the copy is taken from remains unchanged If the copy operation was successful the newly created project is opened automatically 3 Projects AQUAREA DESIGNER works on the basis of projects In principle a project corresponds to a customer Before a project can be calculated you must enter the required data In many cases you can use data from the AQUAREA DESIGNER database e g climate data of a location or you can access helpful calculations e g to calculate the heating requirement by providing the oil volume consumed in the past After starting the program you can e input your user data e g company name contact details It will appear in every report generated set the program options see or change the master data of heat pumps or energy cost rates create a new project open an existing project delete project components or whole projects display a report previously created save or restore your project data a file with all user defined data If you press the button Quick Design Expert
19. the basis of the German standard DIN V 4701 10 then press the button Calculate The calculated value is automatically inserted into the edit field Hot water tank and circulation losses B m Hot water tank losses Hot water tank volume flitre 300 Hot water tank target temperature 50 Standby losses kWh day 24 Calculate f the standby losses are known enter the value directly If you want the program to calculate these losses on the basis of the german standard DIN V 4701 10 then press the button Hot water tank inside of heated space Hot water tank outside of heated space Whole hot water tank losses 400 Calculate f the whole tank losses are known enter the value directly f you want the program to calculate these losses from the standby losses and on the basis of the german standard DIN V 4701 10 then press the button m Circulation losses F Circulation available Length of circulation pipe m 10 Length inside of heated space m f 10 Power of circulation pump W 10 Daily running time of circulation pump fh 2 Heat conductivity of the circulation pipe W m K 0 15 Circulation losses kWh year ME f the circulation losses are known enter the value directly If you want the program to calculate these losses on the basis of the german standard DIN V 4701 10 then press the button Cancel Fig 24 Input mask for hot water tank losses and circulation losses 32 10 Hea
20. you press the Additional costs button you can enter project specific detailed additional costs see fig 36 Additional costs per year in EUR Meter fees e g for electric meter Basic rate e g for gas Servicing costs Chimney sweep fees Insurance costs e g for oil tank Fig 36 additional costs While in the running costs options window for each source of energy only summarized additional costs as default values can be given In this input window you can specify project specific data The values entered here are stored within the current project It is therefore possible to provide different annual additional costs for each project if necessary The program takes the values from the options only if there is a project without detailed additional costs All costs for which no separate input field exists can be summarized under other costs The operational costs can be shown graphically menu item Comparison of costs dialogue Comparison of operation costs Button Chart test B x Comparison of running costs Heat pump i Night heater Fig 37 Comparison of running costs 14 2 Investment costs With this dialogue you can compare the investment costs of the actual project with some conventional heating systems see fig 38 Comparison of operation costs Comparison of investment costs Heating systems Values used for calculation pepp peere j i gt Price and lifetime
21. 6 Lifetime of gas burner WPO_WLO7 Lifetime of gas connection WPO_WLO8 Lifetime of other energy source WPO_WLO9 Lifetime of night storage heater WPO_WL10 Lifetime of electric direct WPO_WL11 Lifetime of tank for oil gas other energy source WPO_WL12 Lifetime of heat distribution heat oil gas other energy source WPO_WL13 Lifetime of tank heat pump Projects WPO_PRNX Info text WPO_PRHX Name of the house component WPO_PRPX Name of the heat pump component WPO_PRQX Name of the heat source component WPO_PRTX Name of the tariff component WPO_PRSX Name of the solar component HWPO_ZK1X Heat pump heating HWPO_ZK2X Oil Heating WPO_ZK3X Gas Heating WPO_ZK4X Night storage heater WPO_ZK5X Electric directly WPO_ZK6X Additional names for other energy WPO_PLUX Running time of the heating circulation pump in hours year WPO_ZK7X Name for other energy WPO_LUP2 electrical power of the heating circulation pump in W WPO_PTV2 Temperature difference at the evaporator in K WPO_WPNX Project name WPO_JGAX methods of installation WPO_JWVX Type of heat distribution WPO_JWWX Type of hot water WPO_JSPX Solar pump power in W Solar collector WPO_ISOX Version number WPO_SHEA Solar gain for heating in kWh in January WPO_SHEB Solar gain for
22. Calculation of standard heating requirement ej x Rules for estimating the standard heating requirement Method 1 by building category C Method 2 by former energy consumption Heated building area m3 Cc Specific heating requirement W m 50 Si E o Typical values for standard heating requirement 2 ae ca 165 W m Old building built before 1977 A A 0 ca 100 W m Building after 1977 production then enter number of persons f ca 80 W m Building after 1982 not enter 0 ca 50 W m Building after 1995 ca 40 W m Building after 2002 ca 30 W m Low energy building You should leverage the former energy consumption over ee a building some years to suppress the influence of very cold and i 9 very warm years ca 10 W m Passive Building gt standard heating requirement got by estimation kW 6 5 Cancel Help Fig 16 Calculation of standard heating requirement 6 3 Maximum heating water temperatures The necessary flow and return temperatures at the outdoor design temperature are given for the real heat distribution If the input flow temperature is to high for the chosen heat pump an error message pops up In the window Building data the appropriate heat distribution system can be chosen and its degree of heat supply in percentage of the total heat distribution see fig 17 Example In a building with two rooms using radiator heating 2 1 kW and the other rooms are heated using underfloor heating 6 3
23. Design or Open project you will be asked to select a project or to create a new one You must give the new project a name see Fig 3 Pojet an ox Heat pump WH SDF16C9E8 Descripti A project to test the software Fig 3 Project name AQUAREA DESIGNER checks that every name is unique If it is not the user gets an error message and can enter another name After that you can design the new system setting all the missing data When all necessary components are assigned you can start the calculations If the project is complete you can simulate the operation of the heating system you can show the results and create different reports Project is created or opened After a project was created or opened the project main window see fig 2 appears first It shows all the components assigned to the project as well as buttons to guide you to the associated data input window These windows allow the editing of project data Dialogue for editing project data In Menu Edit and using the buttons at the user interface see fig 2 the project data can be changed The dialogue for editing the project data has several windows for the sake of clarity Before you can see a window s data you must activate it by clicking the associated tab Data changes will be kept and saving them before you change the tab is not necessary The heading of the dialogue consists of the name of the project and the name of t
24. Exchanger losses for hot water in K WPO_SST2 Temperature for solar heating in C WPO_STV2 Exchanger losses for heating in K WPO_SKBX Collector name WPO_SPVX Tank volume in litres WPO_SPTX Tank temperature difference in K WPO_SKTX Collector type index from library data WPO_KKNX Collector angle in degrees use library data WPO_KKAX Collector orientation in degrees use library data Other information WPO_TAGX Date WPO_UHRX Time WPO_USRX Licensed company WPO_PRVX AQUAREA DESIGNER version WPO_GIDX Data File WPO_GIBX Library File WPO_GBV Library version WPO_REV Report template file name WPO_RED Report File Name WPO_BWTX Phone WPO_BWLB Logo as image Tariff WPO_T1MX Daytime tariff available j n WPO_T1VX Begin of daytime tariff WPO_T1BX End of daytime tariff WPO_T1PX Price of daytime tariff WPO_T2MX Night time tariff available y n WPO_T2VX Beginning of night time tariff WPO_T2PX Price per night time tariff WPO_S1MX Shut off time are present y n WPO_SZWX Shut off time at the weekend WPO_T3PX Rate for heating element mono energetic WPO_T4PX Rate for heating element for post heating of hot water HWPO_T3WX H Heating element for monoenergetic operation like heat pump
25. Panasonic 004 Panasonic Ao AQUAREA DESIGNER Panasonic Heat Pump Simulation Software Aquarea Designer Calculation and Optimization of Heat Pump Systems April 2011 Panasonic Marketing Europe GmbH Hagenauer Strasse 43 D 65203 Wiesbaden Table of contents J TIP ODUCUION rissies sesioen dasanan tiun A aid E 4 2 IRIS A AAA A pias Natalee sally stances say acta cau asa aeaaee ph a aa Sa arida srie 5 O A SO 7 A EOE Geka satetuubevadestadtactis teat tekeasbacesn evades bacdbosunecdeteuseatbates 10 AN Quick Des aio dde 11 4 2 Expert DISINA ENE E PA E E tie aatesh iddacabbacescbenssaceestetaatestocducehtha eavdeusiecteesin eateries cde 14 5 Progra OPTIONS id AA A A A AAA RA A A da 14 DSBUUAME data ASADAS AA AAA AAA AAA 22 O LOCA ON a a e a treed de e a en ae E ds tal a dc add 22 6 2 Heat COMSUMPtOMN lt 6 25 06 eaa a a a a a a aaa aaa aaa a aaaea 158 24 6 3 Maximum heating water temperatures sesssesssesssesssesssessstessessstesseesstesstessesstesstesstessesseesseesseeesees 25 7 Monoenergetic and bivalent mode of OperatiONn csccccsseccsssccssrreccssrsccsssccssscccsssccsssscesessceees 26 Tariff and rate data AAA ASA AAA AAA 27 9 Hot water datt sninn a 28 TO a E 32 LM a ae 34 TEJ Tarifa A A Ban 34 NLG RR RR 34 12 DESTERERES UTE AA ER AAA AS AAA AAA AAA EA EA 37 13 Evaluation and calculation results iria 39 13 1 Results for burl dim Sies ee eenaa e eoe ea A A E T aa tri see EEA 41 13 2 FUNCIONES A EE
26. University of G ttingen after final report of the Enquete Commission electric current 0 50 kg kWh adjustment to ecological proportion of current 2010 Please note There is no price conversions All figures remain unchanged when the user changes the currency That means a price of 100 Euro in a project will then be shown as 100 Skr for example Report warnings source temperature out of heat pump data If this option is selected the user receives a warning if the computed source temperature is outside of the available performance data of the heat pump required forward heating water temperature higher than designed If this option is selected the user receives a warning if the computed inlet temperature is above the maximum inlet temperature given with the building data annual running time of heat pump is greater than x h If the program calculates a longer annual running time you will get a warning message Entering zero will shut off this test reset all warnings to default values If you press this button all warnings will be reseted to the state after installing the program Locations climate tariff options Input mask for program options regarding locations climate and tariff House location Out of the climate locations stored in the program database or created by the user you can specify a default location here It is used automatically when creating a new project but can be changed afterwards in the project Standard
27. WPO_AO7X Power consumption for fan in kWh year WPO_AO8X Power Consumption Heating pumps in kWh year FWPO_A09X Power consumption for heating elements in kWh year FWPO_A10X Power consumption for heating elements for hot water in kWh year FWPO_A11X Costs of heat pump in FWPO_A12X Costs of second energy in FWPO_A13X Total costs of heat pump heating WPO_A14X SPF without auxiliary power FWPO_A52X SPF with heating elements FWPO_A16X SPF with fan and pumps FWPO_A18X Heat consumption by heat pump without solar gains in kWh year FWPO_A19X Hot water consumption by heat pump in kWh year WPO_AI8M Heat consumption by heat pump with solar gains in kWh year WPO_A20X Solar gains for heating in kWh year WPO_A21X Solar gains for hot water in kWh year WPO_A23X Heating costs in WPO_A24X Hot water costs in WPO_A26X Costs of Heat circulation pumps in Location WPO_HANX Name WPO_HASX Street WPO_HAOX Location WPO_NWBX Heating load in kW WPO_HVLX Heating flow temperature in C WPO_HRLX House heating return temperature in C WPO_FBHX Underfloor heating y n WPO_RAHX Radiator heating y n WPO_WAHX Wall heating y n WPO_DFBX Floor covering degree in WPO_DRAX Coverage degree radiator heating in WPO_DWAX Coverage degree wall heater in WPO_WWPX Hot water with heat pump j n WPO_WWLX _ Warm water in litres per day WPO_WWSX Hot water
28. able heat pumps for this 1 Mode of operation number bivalent temp 2 Suitable heat pumps monovalent y Number fi Find suitable heat pumps C Monobloc Bibloc Total output 6 9 kW flow 35 0 src 14 0 C Single phase Three phase WH SDFOSC3E5 59kW 86 Heating only Heating and Cooling WH SDF14C6E5 96kW 141 A anaran arna Further information for selected heat pump WH SDF07C3E5 air water Recommended flow through m h 2760 Fig 30 Design Result data Because the total power output is dependent on the source and heating water temperature the temperature requirements for heating system and hot water are included in the calculation The list of all suitable heat pumps shows all heat pumps of the asked type including the possible degree of supply The heat pump which fits best in the heat output and whose heating power is sufficient is highlighted Please note A heat pump which reaches less than 100 of the heating power bivalent temperature and mode of operation have to be adjusted A heat pump which reaches only 80 of the heating power is not monovalent any more Highlighted in green are suggestions up to 99 of the heating power Above the list one can find under which conditions the heat pump should reach which heating power Under this boundary conditions the electrical power of all heat pumps in the master data of a chosen type is extrapolated and the average heat
29. ally entered into the edit field Restore data file This function restores your data projects options etc from the location indicated above After restoring the data file you must restart the program for the changes to take effect A Panasonic Aquarea Designer Calculation and Optimization o ideas for life Fig 54 Save data file Save data file Press this button to save your data to the location indicated above If there is an existing data file already it is overwritten without further notice Find data file Panasonic Aquarea Designer Calculation and Optimization ideas for life Fig 55 Search path for datafiles step 1 About Aquarea Designer Fig 56 Search path for datafiles step 2 Panasonic Aquarea Designer files and modules Fig 57 Search path for datafiles step 3 Hint If not the complete path is shown it helps to hold the mouse a few seconds over the field cit ban ta Fig 58 search long path for datafile The procedure for using the program on an other computer is similar Copy the old file pad dat which one would like to use further to any location z B c temp 20 Frequently asked questions Common questions and answers The generated report shows only hieroglyphs The report template file contains errors Check the path to the report template file and the report template file itself The annual heat consumption in kWh is higher than expected Normally fo
30. an have a minimum value which comes e g from the use of a combined tank for heating system and hot water heating If the combined tank should have at least 35 C due to hot water heating the minimum return temperature wont be less than this value Location of building Use this dialogue to select the climatic location of the building You can choose from all climatic locations contained in the program s or user s database If you press the OK button the selected location is saved as climatic location with the building s data The associated climate data is used for all calculations Country You can use this selection list to filter the displayed locations by country The associated country of a location is found in the location s name you have to consider this when creating new climatic locations on your own The country s signature stands in parenthesis and is equal to the international country abbreviation on cars Here are some examples D Germany A Austria CH Switzerland IRL Ireland T Italy EST Estonia LV Latvia LT Lithuania FIN Finland N Norway If none of these country characters are found in the name the location is only shown if you select show all locations or locations without country code Country Gemany ZIP la Selected locaton DEAA Cc _ tee Lok Fig 15 Location climate data Zip code You can use this list to filter the displayed locations in addition to the coun
31. arison of running costs in an active project additional energy In the middle on the left side you can provide the name for an arbitrary heating system It is used with the given name and the associated values as an additional system in the comparison of running costs as well as in the cost comparison report bar direction You can choose vertical or horizontal bars for the cost charts Select the kind of bars by clicking on the picture with the mouse Set all values to their defaults Press this button to reset all values to the state after installing the program Warning This operation can not be cancelled Options for costs of investment Program options Y mts General Climate Tariff Report Running costs Costs of investment Colours Conventional heating systems Heat pump Price Life span EUR Y Oil heating aggregate 4700 Oil tank 3700 Be 350 Gas connection 1800 wood heating 11700 ee ae dees Heat delivery 3500 Night storage heater 4000 Buffers 1000 Electric direct 800 The costs of investment provided here in the options input mask are ae only used if there are no different values of costs and life span saved You can choose the bar direction with the actual project of the associated diagram at the This means these are projectindependent values aor gi sere eae The heating system name which has a surrounding border is editable by _ Set all values to their defau
32. at pump The mode of operation is chosen in the drop down list The following three cases occur Bivalent alternative operation Up to a specified outdoor temperature e g 0 C the heat pump supplies the entire thermal heat When the temperature falls below this value the heat pump is disconnected and the second heat generator using a different type of energy covers the entire heating load Bivalent parallel operation Up to a specified outdoor temperature the heat required is generated by the heat pump alone For lower temperatures the second heat generator using a different type of energy is connected additionally Both heat generators are operated in parallel Compared to bivalent alternative operation the contribution of the heat pump to the annual thermal heat output is greater This method of operation is suitable for all heating systems up to the maximum supply temperature of the heat pump Bivalent partly parallel operation Up to a specified outdoor temperature the heat required is generated by the heat pump alone When the temperature falls below this value the second heat generator is connected additionally When the supply temperature of the heat pump becomes insufficient the heat pump is disconnected The second heat generator covers the entire heating load 8 Tariff and rate data Use this window to enter all data related to tariffs rates and shut off times The program takes shut off times in the special tariff o
33. ation 0 Inclination 30 oK eli D ha Fig 61 Solar inputs The program distinguishes the following collector types for a better understanding the efficiency factors are given degree of Type Shortcut efficiency c0 0 767 Good flat plate collector G cl 2 08 c2 0 009 c0 0 7885 Average flat plate collector A cl 3 69 c2 0 007 c0 0 6728 Poor flat plate collector P cl 3 73 c2 0 022 c0 0 9436 Vacuum Tube collector T cl 2 15 c2 0 0049 21 2 Cooling In the design heat pumps can be chosen which can be used for cooling too If this additional module is installed the program an approximately method is used to calculate the cooling power and from the technical data of the heat pump the power consumption of the cooling system The calculation of the cooling power is very complex since one have to regard the thermal capacity of all components the translucence of the windows intern yields including temporal correlation to the position of the sun and so on Therefore particular calculations require a lot of queries As well in Expert Design as in Quick Design simplifications are necessary Based on VDI directive 2078 calculation of cooling power of air conditioned rooms July 2006 and HEA method which is based on the former one the following main influencing factors are considered e yield through solar radiation through windows Because the windows have big influence orientation
34. by the heat pump and the secondary heat supplier if present is indicated below solar yields The annual sum of solar input for each of the three possible solar energy sinks 2 9kW 33 0 C Feb 2 8 kW 33 0 C Mar 2 3 kW 33 0 C Apr 1 8kW 33 0 C May 1 1kW 33 0 C Jun 0 4kW 33 0 C Jul 0 0 kW 33 0 C Aug 0 0 kW 33 0 C Sep 0 5kW 33 0 C o Oct 1 3 kW 33 0 C Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Nov 2 1 kW 33 0 C Dec 2 6 kW 33 0 C Heating Hot water Solar yields kWh Total heat delivered per year kWh Heating Hot water Byheat pump 12823 3749 By 2nd energy source 9 0 Fig 33 Results for building 13 2 Function test The program is performing the following function tests Choice of heat pump With the climate data there are calculated average values and not minimal values Therefore it have to be checked that the heat pump provide enough heating power at outdoor design temperature For this the program compares the standard heating requirement at outdoor design temperature shut off times taken into account for the chosen hot water temperature and minimal heat source temperature with the heating power of the chosen heat pump Temperatures which can be reached The temperatures which can be reached with the heat pump for heating system and hot water are validated 13 3 Factor for primary energy input The Factor for primary energy input is necessary for the German
35. costs for night storage heater WPO_ZK4S Total additional costs for night storage WPO_ZK5A Additional costs electric meters fees for electric direct WPO_ZK5B Additional costs basic rate for electric direct WPO_ZK5C Additional costs maintenance costs for electric direct WPO_ZK5D Additional costs chimney charges for electric direct WPO_ZK5E Additional costs insurance for electric direct WPO_ZK5F Additional cost other costs for electric direct WPO_ZK5S Total additional costs for electric direct WPO_ZK7A Additional costs meter fees for other energy sources WPO_ZK7B Additional costs basic rate for other energy sources WPO_ZK7C Additional costs maintenance costs for other energy sources WPO_ZK7D Additional costs chimney charges for other energy sources WPO_ZK7E Additional costs insurance for other energy sources WPO_ZK7F Additional costs other costs for other energy sources WPO_ZK7S Total additional costs for other energy sources WPO_WIZR Economic comparison period WPO_WIZI Economic comparison interest rate WPO_WIIW Total investment costs for heat pump WPO_WIIO Total investment cost for oil WPO_WIIG Total investment costs for gas WPO_WIIZ Total investment costs for other energy source WPO_WIIN Total investment costs for electric night storage WPO_WIIE Total investment costs for electric direct WPO_WIJW Annual investment costs for heat pump WPO_WIJO Annual investment cost for
36. d result data see appendix Choosing your own report you will be asked for the report template Using the report template in an other language version can simplify the communication with colleagues from an other country Wahlen Sie eine Report Vorlage BS PADtestWawadaten html Q tempreport_wawa_typ1 htm Y tempreport_wawa_typ3 htm AB voriageReportDeu html A Report Vorlagen htm html Fig 42 choose a report template After choosing a report template the template will be opened and depending on the settings in the report options You will be asked for a name for this report In Master data user information one can input the path to the company logo and address and contact information from the software user Those will be used for the predefined reports 16 VDI 4650 VDI 4650 is a simplified method for the calculation of the seasonal performance factor of heat pumps in Germany These function is only available in the German version 17 Sustainability Fig 44 shows how to generate graphics about CO emission and CO savings Comparison of CO2 emissions Heat pump i Night heater Electr Direct Fig 50 Comparison of CO emissions in the current project These graphics see fig 50 fig 51 are also part of the report The CO gt load of the different sources of energy can be looked up and changed in Extras Program options General test 1 B x C
37. digit in the location s name is interpreted as the beginning of the zip code Examples for location names which are associated with zip code 2 Exampletown_24655_temperatures 224 Examplecity_ IRL 20xxx_Examplevillage_in_the_year_2002 If you want to have a year number in the location s name it should not be the first number Otherwise it is interpreted as a zip code New location Press this button to create a new weather location Drop down list with location names Select a location from this list Outdoor temperature at days First select an outdoor temperature from the drop down list then enter the number of days per year having this temperature as daily average temperature for the selected location Weather data for monoenerg_ bivalent mode of operatidl Country other locations Zp jai New location Test X Outdoor temperature fac y at M days ca _ te _ox Fig 28 Weather data 36 In the climate data for every outdoor temperature the hours over the year are counted The climate data corresponds to the average monthly temperature Location climate data Fig 29 Climate data New location Press this button to create a new climatic location 37 12 Design Result data In the heat pump design the program finds appropriate heat pumps of the desired type Monobloc Bi Bloc Single or Three Phase and Heating only or Heating and Cooling Press the button Find suit
38. e temperatures are not increasing the heat pump power If the temperature is lower or higher than the interpolation temperature limit the value of the interpolation temperature limit is used to determine the heat pump power Temperature difference at the evaporator Is the temperature difference that arises at the heat source side when heat pump is running 34 11 Master data New project components are created as follows in the Master data Panasonic Heat Pump Simulation Software Aquarea Designe e Fig 27 Extension of library 11 1 Tariff new tariff rate Click menu item Master data Add tariff rate enter a name and fill in all data in the rate input window The most common tariff can be set as default value in Extras Program options Climate Tariff 11 2 Climate data AQUAREA DESIGNER have a lot of climate data included already Nevertheless it can be necessary to extend the library independently e g because one would like to use the climate data of one specific location or year In this case it is possible to enter the values in menu item Master data Climate locations In the weather data dialogue you can select a weather location and if necessary enter the associated daily temperatures number of days per year with a given temperature To do so select an outdoor temperature from the drop down list between 50 C and 12 C Then enter in the accompanying field the
39. ect 20 100 0 3314 Chart Help Close Fig 35 Comparison of operation costs 1 Column Price for the associated energy source per kWh and the electricity rate for the heat circulation pump s of oil or gas heating systems 2 Column Efficiency of the associated energy source 3 Column Annual additional costs of the associated energy source Press this button to display and enter detailed additional costs 4 Column Annual total costs of the associated energy source The horizontal coloured bars behind the total costs give a fast overview for all compared heating systems The heating system with the highest energy costs fills its bar complete equals 100 The lengths of the other bars are equal to their ratio in percent to the most expensive system Heating systems which you have deselected on the heating system selection page have missing bars and greyed values Re calculate The annual total costs are re calculated if this button is pressed It is only active if data were changed Please note the name of the additional energy source will be cut after eight letters in the dialogue For special cases e g use of liquid gas costs are regional different it is possible to use other values for the comparison of costs Insert your values into the according input fields and press the button Re calculate The total coast are re calculated now Your default values will be saved for future calculations If
40. elds of the dimensioning page Via button Cancel you can leave this dialogue box at any time without accepting the calculated temperature Calculate bivalent temperature a oo WESDEO CI 3 Heat pump is able to produce the needed EJ heat on its own The calculated values may not be exactly the same because this is an approximate method Heat pump is able to deliver the needed flow temperature Fig 31 Set bivalent temperature and heat pump Additionally one can set the degree of supply of the given heat consumption in of total the heat pump should have For this one have to take into consideration that there are only heat pumps shown in the list which at least meet those requirement that means the degree of supply can be significantly higher 13 Evaluation and calculation results AQUAREA DESIGNER can calculate the following results e the building results e the heat source results e the energy coverage and e the annual energy consumption and the annual coefficient of performance e Sustainability These additional evaluations are also possible e a Comparison of running costs with conventional heating systems e a Comparison of investment costs with conventional heating installations e a Test of the heat source design With the button Annual evaluation the evaluation can be started This dialogue shows a summary of the most important data of the heating system as well as the annual ener
41. energies involved in comparison annual running costs Annual overall running costs of the energy source These values are taken from the comparison of running costs annual investment costs The annual investment costs are calculated based on the price of the single heating components of the energy source the reference period and the rate of interest The different life times of the components are taken into account annual service costs The annual servicing costs of the energy source These values are taken from the entered additional costs sum of costs per year The overall costs for each energy source sum of all previous columns The horizontal coloured bars behind the total costs give a fast overview of all heating systems compared The heating system with the highest energy costs fills its bar complete equals 100 The lengths of the other bars are equal to their ratio in percent to the most expensive system Heating systems which you have deselected on the heating system selection page have missing bars and greyed values Re calculate By pressing this button the investment costs and the overall costs are re calculated Button is only active if reference period or rate of interest were changed Chart After pressing this button the comparison of investment costs is shown as graphical representation bar chart Economic comparisons test E xj Comparison of operation costs Comparison of investment costs Heating systems
42. f the energy distributor into account through an appropriate increase of the current necessary heat pump power The auxiliary power can be realized through different tariffs according to the regulations of the regional energy company Heat pump data 1 Heat pump data 2 Tariff and rate data Tariff periods and rates for heat pump electricity Shut off times on workdays M Day 6 to 22 3 o clock 14 Ct kWh While daytime tarif f3 hrs Y Night 22 to le o clock 11 CukWh While nighttime tariff fo hrs Same times on weekends Rates for electric heating elements C Weekend without shut off times Monoenergetic Post heating of operation hot water C Same as heat pump Same as heat pump ol 20 Ct kWh C Ct kWh Rate for circulation pumps heating hot water and solar Same as heat pump l Ct kWh Select tariff Close Help Fig 19 Input mask for tariff and rate data 9 Hot water data It is assumed that the hot water consumption is constant over the whole year The necessary amount of heat is calculated over the temperature difference between flow and returning heating water temperature and the specific amount of heat Depending on the tank heat consumption and the storable amount of heat the cheaper night tariff can be chosen for the hot water production A warning message appears if the target hot water temperature is not possible to reach technically with the heat pump type A message box shows fro
43. g is necessary very often For this reason the heat pump can not use the better COP at lower heating water temperatures In the calculation it is assumed that a post heating is necessary as soon as the temperature is lower than the tank target temperature Exception It is assumed that electrical post heating is only performed at specific times because for high tank target temperatures the post heating would be only electrically The hot water production is done by the heat pump until the maximum Fig 21 Sketch of a tank with bad temperature which can be reached by a heat pump after this layering point electrical heating is used Prinzipskizze Speichertyp A x type 2 Type 3 This tank is a HATS OE combination of the two types described above Fig 22 principle sketch for different tanks type 3 Building data Hot water data Solar system data Hot water with heat pump y Type of hot TD20B3E5 2001 WH TD30B3E5 WH TD20B3E5 water tank a Sanitary tank with good layering and low mixing of water temperatures Water is heated from inlet temp to target temp Total daily need litre 200 in one go Because the water temp is lower at the beginning approx 50 litres per person of its heating better coefficients of performance are achieved Hot water tank target temperature C 53 Post heating necessary at 51 C Hot water tank volume itre 200 Show principle sketch Cold water inlet temperature
44. g to FAWA study FAWA 35 C source FAWA final report April 2004 Feldanalyse von W rmepumpenanlagen FAWA 1996 2003 Markus Erb Peter Hubacher Max Ehrbar e temperature at which the post heating starts normally Cold water inlet temperature e fixed 10 C Exchange loss in tank e fixed assumed with 5 K This means if the heat pump manages 55 C with refrigerant it can reach 50 C in the tank The following input is necessary too Building data Address of customer Enter the name and address of the owner of the house or building This data is used only in reports Outdoor design temperature The outdoor design temperature is displayed in dependence of the chosen location It is the temperature the heating system is built for There are different definitions for the outdoor design temperature in every single country In Germany the outdoor design temperature is dependant on location and construction type Only the location dependent values are stored in the library The used values are taken from the national supplement of EN 12831 or from regional databases which include country specific outdoor design temperatures For values which are not included in those the heating design temperature was used as default value Heating design temperature Definition Heating design temperature represents the minimum temperature that has been measured for a frequency level of at least 1 over the year for a specific area Typical
45. gy costs The values displayed are used to calculate the annual coefficient of performance If you want to consider the power consumption of the heating element with the annual COP select the associated check boxes at the right hand side If you don t want to deselect them Energy costs The elements consuming energy besides the heat pump which are to be included in the calculated costs are displayed at the top of the box divided into heat producers The annual costs of electricity resulting from operating the heat pump and from the secondary heat producer if any For the monoenergetic mode of operation the electricity price for the heating elements are provided on the tariffs data page For the bivalent mode you must use the running costs options page If a monovalent operated heat pump system needs hot water post heating the associated energy costs are also shown here divided into heat consumers The annual costs of electricity used for space heating service hot water production heat circulation pump s and for air water heat pumps for defrosting the air inlet Running time of heat pump Annual running time of the heat pump divided between space heating and service hot water production Power consumption for heat pump and additional elements Detailed allocation of the annual electricity consumption Power consumption of secondary heat source If there is a secondary heat source beside the heat pump its additional power consu
46. h day WPO_SPH Hot water tank inside of heated space y n WPO_GSV Hot water total tank losses in kWh year WPO_SMZ Hot water tank with circulation y n WPO_LZL Length of hot water circulation pipe in m WPO_LZI Length of the circulation system inside of heated space in m WPO_LZP Power of the circulation pump in W WPO_LAZ Running time of the circulation pump in h day WPO_WDZ Heat transfer coefficient of the circulation pipe in W m K WPO_ZIV Circulation losses in kWh year Pictures WPO_BIHX Results for building WPO_BIVX Comparison of operation costs WPO_BIPX Heat pump data WPO_BICX CO emissions WPO_BIC2 CO savings WPO_BIEX Energy coverage WPO_BIWI Economic comparison Costs WPO_WGOX Efficiency of oil WPO_WGGX Efficiency of gas WPO_WGSX Efficiency of electric night storage heater WPO_WGEX Efficiency of electric direct HWPO_WGZX Efficiency of other energy source WPO_OPUX Price circulation pump WPO_OPOX Price per kWh for oil WPO_OPGX Price per kWh for gas WPO_OPSX Price per kWh for night storage heater WPO_OPEX Price per kWh for electric direct WPO_OPZX Price per kWh for other energy WPO_GKWX Total cost of heat pump WPO_GKOX Total cost for oil WPO_GKGX Tota
47. he current component displayed cs Heat pump and tariff data belong to the project independent master data and are therefore not accessible via the Edit menu but by the Master data menu Each data page contains the three buttons Help Save and Close Via Help you can find the associated help file page Pressing Save means that all changes made on this data page are stored If windows with calculation results from the current project are simultaneously opened the results are re calculated and displayed The Save button is only activated if at least one data element was changed If the Close button is pressed this terminates the dialogue for project data editing If data pages with unsaved changes exist the user is asked to save them now If you select Cancel the dialogue for data editing is not closed and the data page with unsaved data is activated The message box asking you to save the data appears for each input window with unsaved data up to 6 times in the worst case Delete project components This function is only accessible if there is no open project After selecting the menu item Extras Delete components the dialogue in fig 4 appears In a tree structure all project components are shown grouped according to their kind If there is no plus symbol in front of a group name e g climate data then there are no such components in the user database
48. heating systems up to the maximum supply temperature Mono energetic operation Two heat generators using the same type of energy e g electrical energy supply to the heat distribution system As from a certain outdoor temperature e g 5 C down to which the heating load can be covered by the heat pump alone the additional heating system is connected as required for low outdoor temperatures Bivalent heating systems are calculated in the same way as in the monoenergetic mode of operation Instead of a heating rod a system using a second type of energy is introduced The bivalence point indicates at which outdoor temperature a second energy source is necessary Below the bivalence point the second heat generator operates alternatively or in parallel so as to cover the peak load test 1 Design Result data is x 1 Mode of operation number bivalent temp 2 Suitable heat pumps monoenergetic paralle Number 1 Find suitable heat pumps C Monobloc Bibloc Total output 4 4 kW flow 34 9 src 2 0 C Single phase C Three phase Healing only Heating and Cooling WH SDF12C6E5 11 4kW 258 WH SDF14C6E5 124kW 281 E at tempere C Pe er for monoenergetic bivalent operation Further infomation for selected heat pump Set bivalent temperature and heat pump WH SDFOSC3E5 air water Recommended flow hrough m h 3060 lt Zur ck Abbrechen Hilfe Fig 18 Choice of mode of operation of a he
49. ing power is shown For the necessary heating power the hot water production as well as the possibly occurring shut off times in the special tariff of the energy company are taken into account The button Set bivalent temperature and heat pump only for monoenergetic or bivalent mode of operation is used to calculate which bivalent temperature bivalent point for non monovalent mode of operation corresponds to a certain heat quantity the heat pump must deliver 38 Instead you can select a heat pump from the drop down list on the right hand side and the program will calculate the temperature limits for monovalent and parallel mode of operation Left hand side The starting point for the calculation is the quantity of heat the heat pump should provide Enter this quantity as an absolute value in kWh or as percentage of the total heat amount As soon as an input value is changed the button Recalculate is activated This is also a sign that the value calculated before is now invalid Only if a calculation is done the button Assume bivalent temperature is released If you click this button the result value is automatically entered in the associated input field on the design input mask Right hand side Select the heat pump you want to use in the current project Check the calculated bivalent temperature and press Accept heat pump to take over this heat pump and the bivalent temperature value into the input fi
50. ions are only saved to disk when you press the OK button This is necessary if you want to keep the changed values for future program uses If you would prefer the changes to be valid only until the program is closed then you must first press Apply and then Cancel Pressing Cancel terminates the options dialogue without saving changes that means any changes you have made since you last pressed Apply You can reset some options to the state after installing the program Therefore you must press reset to default values on the related option page Please note you can not undo this action Changings in the program options influence only new projects or projects in which the prices and life spans have never been changed General options General Climate Tariff Report Running costs Costs of investment Colours Source temperature out of heat pump data IV Euro Required forward heating water temperature higher then designed CO2 emissions in kg year Wam if annual heat pump running time is gt 2200 hrs Electricity Gas Set all wamings to their default values cora icv mw Fig 8 General Program options According to ENEV 2009 2 1 1 the current factor for primary energy input is 2 6 The CO emission can be preset The default values are set as follows natural gas 0 20 kg kWh mineral oil 0 28 kg kWh source report of the
51. kW the input is shown in fig 17 I Underfloor heating 5 at M Radiator heating 5 13 F Wall heating 0 11 Fig 17 Heat distribution The degree of supply is only important for the report The system with the highest required temperature determines the used flow temperature This is independent from the number of room heated with this kind of heat distribution The exponent is shown in the righten column and is a property of the material which determines the heat emission for a given heating water temperature Those are manufacturers values which are proposed in the program and can be changed if wanted If underfloor heating radiator heating and wall heating are combined the system with the highest required temperature determines the used flow temperature If others than the named heat distribution systems are installed e g Skirting Heating the supply exponent can be put in In the report any heat distribution system can be entered in a text proceeding program The Indoor design temperature indicates which room temperature the customer would like A typical value is 20 C 7 Monoenergetic and bivalent mode of operation For mode of operation one can choose between monovalent bivalent and monoenergetic Monovalent operation The heat pump is the only thermal heat generator in the building its heat output must be sufficient to cover the heating load of the building This method of operation is suitable for all low temperature
52. l cost for Gas WPO_GKSX Total cost of night storage WPO_GKEX Total cost of electric directly WPO_GKZX Total cost of other energy WPO_ZK1A Additional costs electric meters fees for heat pump WPO_ZK1B Additional costs basic rate of the heat pump WPO_ZK1C Additional costs maintenance costs for heat pump WPO_ZK1F Additional costs other costs for heat pump WPO_ZK1S Total additional costs for the heat pump WPO_ZK2B Additional costs basic rate for heating oil WPO_ZK2C Additional costs maintenance costs for heating oil WPO_ZK2D Additional costs chimney charges for heating oil WPO_ZK2E Additional costs insurance for heating oil WPO_ZK2F Additional costs other costs for heating oil WPO_ZK2S Sum of the additional cost of heating oil WPO_ZK3A Additional costs meters fees for gas heating WPO_ZK3B Additional costs basic rate for gas heating WPO_ZK3C Additional costs maintenance costs for gas heating WPO_ZK3D Additional costs chimney charges for gas heating WPO_ZK3E Additional costs insurance for gas heating WPO_ZK3F Additional costs other costs for gas heating WPO_ZK3S Total additional costs for gas heating WPO_ZK4A Additional costs meters fees for night storage heater WPO_ZK4B Additional costs basic rate for night storage heater WPO_ZK4C Additional costs maintenance costs for night storage heater WPO_ZK4E Additional costs insurance for night storage heater WPO_ZK4F Additional costs other
53. late for the report use my report templates and ask for file If you select this option you can use your own report templates when creating a report Every time you are creating a report you are first asked for the file serving as report template If this option is not selected a report template is used that is internally selected by the program depending on the heat source save report to a file and ask for file name If this option is selected every report is saved to hard disk After creating the report a file save dialogue is shown where you can type in the folder and file name to store the report a O o General Climate Tariff Report Running costs Costs of investment Colours m Report settings Folder for report templates Folder for report files _ Browse C Users Susi Desktop C Users Susi App Data Roaming PADesigner Program to open report files Browse Standard template for reports Browse lt F this field is empty the following program should be if this field is empty you can select a template used every time a report is created ntemet browser Word processor 7 Use my report templates and ask for file I7 Save report to a file and ask for filename Fig 10 Input mask for all options regarding report creation Please note Not every text processing programme is able to show html faultless Running costs options a General Climate Tariff Repot Running costs
54. lect from the drop down list a solar collector from the database that is nearest to the one you are using for the customer The gains from the thermal solar system can be used for hot water production and support of the heating system For the feed back control it is assumed that first the hot water is heated and afterwards the heating system is supported The calculation is started after pressing Calculate solar input For the calculation the entered collector data is used In Enter change solar input Change the user can change the collector data e g if an accurate simulation had been done for those values In Solar data the for the report necessary values are entered The area of collector m2 is the basis for the calculation of the solar collector yield This calculation can be performed in two different ways e Trough simulation with a existing solar simulation program and entering the output data in Enter change solar input Change e using the approximately calculation in the AQUAREA DESIGNER library choice of a solar collector Enter change solar input Change The volume of the solar buffer is used to check if the solar yields can be used during the sun shine duration The temperature difference of the solar buffer is a measure for the storable heat quantity and the according solar yields for this temperature For the calculation of the solar collector yields the entered heating
55. lts the user at page Running costs o cos to mw Fig 12 Input mask for all options regarding costs of investment and used in the comparison of investment costs Use this dialogue see fig 12 to enter the investment costs and lifetimes of the heating components used for the investment costs comparison At the investment costs options page you can enter typical costs for the heating components and their lifetime These values are automatically used at each cost comparison If the presettings in the options do not fit for a special project customer you can change these values in the input window described here You can also enter the name for an arbitrary energy source in the running costs options And in this dialogue the associated investment cost and lifetime Components You can enter the costs and lifetimes to all heating components listed here Investment costs The costs resulting from buying this component Some heating devices do not have a separate hot water tank In such a case please divide the total costs among aggregate and hot water tank Otherwise you will get a warning that investment costs are missing Lifetime The lifetime of a component is the period after that the component have to be changed against a new one therefore a new investment is needed Please note The values for the heat delivery are taken for the heating system which is stated in the caption of the group conventional or hea
56. m which temperature on an electrical post heating is necessary The for this required current consumption is shown in the report Depending on the tank type the temperature steps are different and with this the COP for the hot water production too The following types of tanks can be chosen WH TD20B3E5 200 litres WH TD30B3ES 300 litres and a tank with own parameters custom sanitary tank Type 1 The WH tanks are tanks with good layering and the water is SN Ey sree p x heated from inlet temperature to target temperature in one go see fig 20 The cold water is heated slowly If the heating is taking place in a tank with good layering the water heats up according to FAWA study from a average temperature of 35 C to the target temperature For low hot water temperatures the heat pump achieve better coefficients of performance Fig 20 Principle sketch of a sanitary tank with good layering and low mixing of water temperatures Already existing tanks in the building can be of this type or work as described in type 2 Type 2 Instantaneous type of water heater with rapid discharge of the tank and regular recharge The calculated cold water inlet temperature is about 5 C below the target temperature In tanks with bad or without layering the cold ingoing water diffuse into the hot water in the tank or the cold water going 10 C 50 C through the heat exchanger will cool down the surrounding hot water Therefore post heatin
57. mption is shown here divided between space heating and service hot water production Solar yields The annual solar input provided by the solar thermal system and shown for each of the solar energy sinks Annual coefficient of performance annual COP SPF The annual COP is calculated as follows heat consumption building hot water power consumption with without auxiliary elements Possible income from a thermal solar system is not included The defrosting energy is already included in the annual COP Regenerative factor Identical with the annual coefficient of performance but with yields of thermal solar facility included if existing in project which lower the heat consumption Create evaluation report Press this button to create an annual evaluation report Further informations on creating reports Evaluation test Fig 32 Annual evaluation 13 1 Results for building The bar chart shows the monthly heat consumption for the building heating and the hot water production The used colours can set up in the Colour options average momentary heat wattage and necessary forward temperature Lists the average momentary heat wattage of the building heating system for every month Behind this value in parentheses the associated necessary flow temperature is shown monthly average value Total consumption per year The overall heat consumption for space heating and service hot water production The share of heat supplied
58. nal gains are simplified in dependence of the outdoor design temperature of the location and the heated area The used data is shown in the following table outdoor design over 0 C 1 to 8 C 8 to 16 C 17 C to 19 C less than 20 C temperature solar gains by 23 20 area 18 area 6 area 0 windows Internal gains 20 25 area 30 area 30 area 30 area Explanation of the context e internal gains in warmer countries are less than in colder countries because the time one need to heat the building is shorter e solar gains are significantly higher in warmer countries but in a shorter period of time because of the shorter time one need to heat the building The typical values for Germany are modified in the following way e determination of the radiation which is horizontal to the building at heatings days to calculate the solar gains and a correction factor e counting of the days of heating for intern gains and determination of a correction factor Exponent for heat distribution e fixedto 1 1 floor heating Outdoor limit temperature for heating on e fixed to 15 C This temperature limit applies for old buildings in Germany Hot water tank and circulation losses e Determination over the volume recording to regulation DIN 4701 10 We assume that the tank is placed in a heated part of the building and that there is no circulation pipe existing Tank inlet temperature e accordin
59. new one therefore a new investment is needed Please note If the button Save is pressed the input values in the current project will be saved and the input mask will be closed The input values will be used for this project until they are changed again They will remain unchanged even if the values in Extras Program options Costs of investment are changed because those are only valid for projects without own values New The costs for heat pump and tank are taken from a supplied file but can be changed in Comparison of costs price and lifetime of components If the button Cancel is pressed the input mask will be closed too The changing of the values will be lost demo_project_ bib B x Comparison of investment costs 0 Heat pump Oil Gas wood hea Night heater Electr Direct Running costs Investment costs Fig 41 Comparison of investment costs 15 Report Input values library values and results of the calculation can be visualized and printed in the report With the button Create report at the left hand side this function can be started Templates for the report printout are included in the program Those templates can be changed by the user AQUAREA DESIGNER creates the report of the input and result data in HTML format The application specified in the report options is used for this task The report templates include the report text and place holders for input an
60. nge this folder click the button Browse and select a folder from the folder selection dialogue shown Folder for user database Fig 53 Chose path for datafile If you want to reset the selection to the default folder of Windows click the button Set to default folder If the folder you want to use is selected then click button OK Your selection is saved and will be used automatically at the next start of the program Please do not forget to save your user data periodically You can achieve this by copying the file containing your data to another location For this task there is the menu item Extras Save Restore user data which will activate the associated dialogue Save and restore user data This function is only accessible if no project is opened Attention After restoring user data you must restart the program to take effect of the changes That s why the program is automatically shut down after an associated message Please restart the program as usual Location Here you can select if you want to save your data to a CD or any other folder local or on the network If you do not select the floppy drive enter the desired folder or browse for it with the button Browse Browse Shows all folders local or on a network in a dialogue only active when in the following folder is checked Select the desired one and confirm your selection with OK The name of the folder is then automatic
61. nk being warmer than its environment If you want the program to calculate these losses on the basis of the German standard DIN V 4701 10 then press the button Calculate The calculated value is automatically inserted into the edit field Hot water tank inside outside of heated space Select where the hot water tank is located in the building This value is also used to calculate the whole tank losses Whole hot water tank losses Enter in this field the total tank losses in units of kWh year inclusive the standby losses If you want the program to calculate these losses from the standby losses given above and on the basis of the German standard DIN V 4701 10 then press the button Calculate The calculated value is automatically inserted into the edit field Circulation available Check if a circulation pipe between hot water tank and water outlet is available at the customer site Total length of circulation pipe meters inside of heated space Enter these values in meters Power of circulation pump The power of the circulation pump in W Daily running time of circulation pump The running time of the circulation pump in hours per day Heat conductivity of the circulation pipe Enter this value considering an insulation if any of the pipe Circulation losses Enter the energy losses caused by a hot water circulation between hot water tank and water outlet in kWh year If you want the program to calculate these losses on
62. omparison of CO2 savings Night heater Electr Direct Fig 51 Results reduction of CO emission by a heat pump 18 Energy coverage In fig 43 is shown how to reach energy coverage This diagram shows where the heating energy comes from dependent on the outdoor temperature It only shows the temperature range from 12 C down to the standard outdoor temperature Energy coverage ae 9 Outdoor temperature C Drive energy Environment energy Additional energy Fig 52 Resulting chart Savings in CO Emission using a heat pump The colours can be adjusted in the colour options with the following mapping Drive energy Colour of heating energy Environment energy Colour of solar earnings Additional energy Colour of hot water production 19 User data base If problems occur you can not solve with help of the users manual see chapter 20 feel free to contact the user support via email Please include the user database pad dat with a short description and the name of the problem indicates the language of the version pad dat is used in the German speaking countries In this chapter you will find hints to this user database When starting the program for the first time a dialogue is shown allowing the user to select a folder where the file containing the user data projects master data extensions and so on will be stored in The default folder of Windows for application specific data is preset If you want to cha
63. on When using this mode of operation an additional non electric heat source e g heating with oil gas wood supports the heat pump if the source temperature of the heat pump goes beneath the bivalent temperature bivalent temperature The second heat source starts heating at this outdoor temperature when the system works in monoenergetic or bivalent mode of operation climatic location A climatic location is the connection between a name e g of a town and the annual outdoor temperature curve of this location The climate location provided on the programs options page is used for every new project but can be changed afterwards components The components that are associated with a project building heat pump heat source and tariff Additionally there are sub components e g kind of ground climate data COP Coefficient of Performance The ratio of the useful heat flow released under specific operating conditions over the electrical power used to drive the compressor and the auxiliary drives as defined in DIN EN 14511 DIN EN 255 3 database The programs database is a collection of predefined project components with their associated data degree of supply Means how many percent of the whole heating demand is supplied by a certain type of heat distribution description A name or a description must not exceed 50 characters and must not contain spaces design To design a project means Starting with the building tariff and heat
64. or thermal insulation Spain lt value for thermal insulation Germany Calculation of tnd pagina oia MA Rules for estimating the standard heating requirement Method 1 by building category Method 2 by former energy consumption Heated building area m4 130 2 Former oil comsumption litres pear 0 Specific heating requirement W m4 50 Former gas consumption m year 0 Former electricity consumption kiwh ye 0 Typical values for standard heating requirement ca 165 W m Old building buit before 1977 E E EE ca 100 W m Building after 1977 production then enter number of persons f ca 80 W m Building after 1982 not enter 0 ca 50 W m Building after 1995 ca 40 W m Building after 2002 ca 30 W m Low energy building You should leverage the former energy consumption over ca 20 W m Ultra low buildi some years to suppress the influence of very cold and very warm years ca 10 W m Passive Building gt standard heating requirement got by estimation kW 6 5 Cancel o Fig 6 Typical values for standard heating requirement Expert Design Tank e chose in drop down list e itis possible to use two default Panasonic tanks and any additional tank demo_project_ bib Hot Building data Hot water data Solar system data Hot water with heat pump y WH TD20B3E5 2000 WH TD30B3E5 WH TD20B3E5 A SL Sanitary tank with good layering and low mixing of water temperature
65. ou can simulate the operation of heat pump systems This means that important operating parameters are calculated on the basis of a given system After changing typical data the calculated operational data will be immediately updated This is a simple solution to co ordinate the components of the heating system and to achieve an optimized mode of operation The program options are accessible at any time after the program start even if no project is created or opened Likewise you can show reports previously created and saved Please note that some functionalities of the program AQUAREA DESIGNER are only available if additional modules are installed It is thus possible that functionalities described here will not be found in your copy of the program You will find information on the data files used and the program version under the menu item About AQUAREA DESIGNER Please Note Activate the help file with the F7 button or the button Please Note The appearance of the pictures of the AQUAREA DESIGNER may vary from your program output The representation of the program depends on the settings and the used Windows version 2 Program Overview The program calculates the necessary heat quantities and the current heating water temperature based on climate data at the location of the building and the heat consumption of the building If shut off times occur in the tariffs of the energy companies those will be taken into
66. output values the files contain place holders When the report is created all these place holders are replaced with their associated values from the actual project After this operation the finished report is stored in a new file So the report template can be used again and again Seasonal Performance Factor SPF or annual COP The ratio of the useful heat released in the course of one year to the electrical power used to drive the compressor and the auxiliary drives shut off times While these times the energy supply for the heat pump is interrupted by the regional supplier One can enter these times in the tariff input dialogue standard template for reports A report template file which is usually taken for report creation weather location Is the connection between a name e g a town and the number of days with a given temperature That means one enters for the selected location at how many days per year a certain daily outdoor temperature 20 C to 12 C in steps of 1 degree was measured Source for definitions VDI 4650
67. port templates included in the program which can be changed too see fig 10 folder for report templates Use this field to indicate the default folder for the report templates Press the button to designate the folder containing the report templates If no default template for reports is given a file dialogue is shown while creating the report The folder the dialogue is starting with is chosen with this option folder for report files Use this field to indicate the default folder for your reports to create in With the button beside the report folder you can look for and select it In this folder the program creates a new subfolder for each project with the name of the project In this subfolder all reports for this project will be saved This is only true if the option save report to a file is selected program to open report files Select here the program you want to use to open and show your reports created With the button aside you can browse for the program in a file dialogue If you leave this field blank please use the selection beneath to choose if to use the installed internet browser or the word processing program Your selection is only valid when the input field is empty standard template for reports Type in here the default template for reports which should be used If you leave it blank you are asked for a report template file every time a report is created Press the button aside to browse and select a default temp
68. provided heating system are the sum of lines 5 6 und 7 N 0O The costs provided here must be Night storage heater 4000 20 the total costs for an electric night storage heating or electric Electric direct 800 20 direct heating resp inclusive all buffers needed coca O Fig 40 Costs of investment and lifetimes Use this dialogue to enter the investment costs and lifetimes of the heating components In dialogue Cost of investment and lifetimes see fig 40 the typical costs for the heating system and their lifetimes can be put in Those will be used for the comparison of costs automatically Ifthose values do not apply for a specific project customer you can change it in the described input mask Furthermore you can introduce any additional energy source in the operational costs Components You can enter the costs and lifetimes to all heating components listed here Investment costs The costs resulting from buying this component Some heating devices do not have a separate hot water tank In such a case please divide the total costs among aggregate and hot water tank Otherwise you will get a warning that investment costs are missing If in a special case one component needs really no investment e g an existing heat delivery system is used than you must enter a symbolic price of 1 Euro Lifetime The lifetime of a component is the period after that the component have to be changed against a
69. r the annual heat consumption in kWh norm heat consumption times hours of full load is expected The result will be higher with high heating requirement if one do not record solar and intern gains and deleted the master data in the Quick Design respectively Also the choice of a high heating limit temperature influences the result Why is the annual COP without solar facility often higher than the one with solar facility The heat pump works in in between season with better COP than in winter times Due to the solar facility a part of the work is taken over to the in between season As a measure for the environment friendliness we have introduced the annual COP or SPF with solar inputs included For what is the puffer tank in the solar module necessary The puffer tank functions works as checkup if the solar collector yield can be stored If the solar collector yield is to much for warm water puffer tank and floor fill the solar yield cannot bee used completely Which version and which additional modules are installed Check About Aquarea Designer Further information to get more information about version and the installed additional modules Why no report can be chosen If the following error message occurs the report which has been opened last was neither saved nor closed A Eror in interface of module Report Fig 59 Example of error message for creating a report Why is the power consumption of the
70. s Water is heated from inlet temp to target temp Total daily need litre 200 in one go Because the water temp is lower at the beginning approx 50 litres per person of its heating better coefficients of performance are achieved Hot water tank target temperature C 53 Sarees Post heating necessary at 53 C Hot water tank volume fitre 200 Cold water inlet temperature C 10 Exchange loss K 3 Hot water tank and circulation losses Fig 7 Choice of a tank at Hot water data sheet Quick design As introduced in chapter 12 Design result data according to the input data an appropriate heat pump will be suggested 4 2 Expert Design In the expert mode one will recognize the simplifications which has been made in Quick Design There are more input values possible The particular input possibilities are explained in the following pages As introduced in chapter 12 Design result data according to the input data an appropriate heat pump will be suggested 5 Program options The Program options are a tool to suit often used settings e g tariff costs of fuels currency and default values to the user In menu item Extras Program options you reach the entry form for the Program options The changed option values are only applied if the Apply button without closing the options window or the OK button with closing the options window is pressed The opt
71. source data the program searches for suitable heat pumps and calculates the necessary ground collector design temperature Same as bivalent temperature factor for primary energy input This factor is the ratio between the necessary primary energy input and the resultant heat output It is determined under standard conditions for hot water consumption and weather data and should be as small as possible ground location A ground location is the connection between a name e g of a town and the annual temperature curve of the ground heat distribution exponent Describes the dependency of the heat distribution from the flow temperature heating limit temperature Outdoor temp limit for Heating on C input of solar yields into heat pump ground From the technical point of view it is supposed that the heat exchanger for the solar heated water is at the compressor input That means the brine is heated before it enters the compressor This has the important advantage that the increased temperature of the brine is used immediately and economically when the compressor runs When the compressor does not run the program assumes that the brine pump runs if there are solar yields In this case they are brought into the ground and stored there The program also calculates the resultant ground temperatures library Formerly used term for the programs database monoenergetic mode of operation When using this mode of operation an addi
72. t pump AQUAREA DESIGNER contains different heat pumps with and without cooling function in its database Missing data is interpolated by the program independently Upgrading or changing of the heat pump data or he heat pumps itself is not possible for the user Depending on the current standard heating requirement as well as the temperature changes over the time in the heat source air the current running times heat emission and current consumption are calculated and used in the program Defrosting energy and ventilator power are already included in the heat pump data according to the valid measurement regulations The following figure shows the input mask of the heat pump data Master data WH SDFOSC3E5 max flow temp c 55 00 55 00 55 00 55 00 55 00 A ESA WH SDFOSC3E5 Fig 25 Heat pump data 1 The maximal flow temperature indicates the maximum heating water temperature which can be reached with the heat pump This value is used to validate if the target temperatures for heating system and hot water are realizable If this is not the case an error message occurs For the power consumption of the heat circulation pump the power consumption of the chosen heat pump is put in The following basic values for heat output and power consumption are highlighted with colours for faster orientation value for source temperature flow temperature 2 35 C 33 Master data WH SDF09C3E5
73. t pump heating system electrical heatings are assumed to have no heat delivery The costs provided for buffers must enclose all buffers used in the heating system May be a buffer for hot water production and a second to buffer heating water The costs for electrical heatings must enclose the complete heating system because they are not divided into components Color options fe Program options General Climate Tariff Report Running costs Costs of investment Colours To change the colours click on the coloured fields m Chart for house results Colour of house heat consumption Colour of hot water consumption Colour of solar eamings Colour of chart background m Chart for comparison of running costs Colour of running costs Colour of chart background Colour of investment costs Colour of maintenance costs Colour of chart background Chart for comparison of investment costs m Table with heat pump data Colour of standard temperature values Colour of table background Main window Colour of helping text Colour of background Fig 13 Program options for colours For some applications the colours can be chosen Click on the colour fields to select another foreground or background colour The default is set thus that black and white prints are possible 6 Building data 6 1 Location Climate data Birmingham GB Bib Outdoor temp limit for heating
74. tariff You can specify a default tariff from the tariffs stored in the program database or created by the user It is used automatically when creating a new project but can be changed afterwards in the project Default climate country Select from the drop down list which country should be preselected when opening a dialogue with climate data This option is valid for all dialogues having a country selection Displayed countries Use this list to select which countries should be available in dialogues having a country selection If the database has climate data from e g Germany Austria and Switzerland you can adjust here that only Switzerland is available in dialogues with country selection r A Program options P es General Climate Tariff Report Running costs Costs of investment Colours House location Standard tariff Dresden Otox D Bib y demo_rate_ bib y All data given here are only used when a new project is created The new project will start with the selections made on this page Select from the drop down list the default country for all climate data dialogs Select on the right side all the countries whose climate data should be displayed Multiple selection with Ctrl and Shift key like in Windows Explorer Fig 9 Program options for Climate Tariff If you miss climate data please validate 1f you have chosen the right country in the options Report options There are already re
75. temperature in C WPO_WWVX Hot water storage volume in liters WPO_WWKX _ Cold water inlet temperature in tank in C WPO_WWEX Hot water with electric heating y n WPO_WWTX Hot water type of tank WPO_NATX Standard outside temperatur WPO_EFBX Exponent floor heating WPO_ERAX Exponent radiator heating WPO_EWAX Exponent wall heater WPO_MRTX Average room temperature HWPO_IJGX Annual internal heat gain WPO_SJGX Annual solar heat gain WPO_HGTX Heating limit temperature WPO_HMSX Project with solar collector j n WPO_WWAX Hot water exchanger losses in K WPO_WETX Tank inlet temperature C WPO_KLOX Climate data WPO_KLOA Average temperature in January C WPO_KLOB Average temperature in February in C WPO_KLOC Average temperature in March in C WPO_KLOD Average temperature in April in C WPO_KLOE Average temperature in May in C WPO_KLOF Average temperature in June in C WPO_KLOG Average July temperature in C WPO_KLOH Average temperature in August in C WPO_KLOl Average temperature in September in C WPO_KLOK Average temperature in October in C WPO_KLOL Average temperature in November in C WPO_KLOM Average temperature in December in C WPO_BWV Hot water standby loss in kW
76. tional electric heat source e g heating rod supports the heat pump if the source temperature of the heat pump falls beneath the bivalent temperature name A name or a description must not exceed 50 characters and must not contain spaces partly parallel mode of operation Down to a certain outdoor temperature the heat pump can produce the needed heat on its own If the outdoor temperature falls beneath this value the second heat producer cuts in And if the heat pump is not able to provide the necessary flow temperature it is shut off Then the second heat producer provides the whole heat load primary energy input factor This factor is the ratio between the necessary primary energy input and the resultant heat output It is determined under standard conditions for hot water consumption and weather data and should be as small as possible program database A collection of project components with their associated data project A project is a collection of project components for a certain application customer It also contains sub components e g kind of ground climate data project components The components that are associated with a project building heat pump heat source and tariff Additionally there are sub components e g kind of ground climate data report template The program uses templates when creating reports These are files containing a complete formatted report in HTML format But instead of the real input and
77. try selection by their zip code A change in the country selection resets the zip code selection to all The zip code is extracted from the name of the location you have to consider this when creating new climatic locations on your own The extraction works this way The first digit in the location s name is interpreted as the beginning of the zip code Examples for location names which are associated with zip code 2 Exampletown_24655_temperatures 224 Examplecity_ IRL 20xxx_Examplevillage_in_the_year_2002 If you want to have a year number in the location s name it should not be the first number Otherwise it is interpreted as a zip code Drop down list with location names Select the desired climatic location from this list 6 2 Heat consumption Skipping of internal gains and solar gains by windows leads to unrealistic long running times of the heat pump and to inauspiciously forecasts of the operating characteristics In Quick modus appropriate values for the living space can be estimated If no calculation of the design heat load is available according to DIN EN 12831 an estimate can be made On can estimate either based on the specific heating requirement as described in the quick mode or recalculate the value from the previous consumption To estimate the design heat load the climate data at the location the solar and internal gains as well as the efficiency are used Caution Please choose right location first
78. values for heating design temperature range from approximately 40 C to 15 C The heating design temperature values were calculated based on hourly data for 12 months of the year The outdoor design temperature influences the heat consumption It is possible to change the outdoor design temperature in the project Area The area of the building is used to estimate the solar and internal gains Using the drop down list in Standard heating requirement one get the typical values for standard heating requirement Analysis of the estimated standard heating requirement There is a selection of different typical values for the standard heating requirement in the program The user should validate the suggested values Please note The standard heating requirement is related to the outdoor design temperature of the location According to this estimate a building in Spain would appear less thermal insulated than one in Germany if the specific heat consumption m is the same heat loss area value for thermal insulation difference of temperature difference of temperature room temperature outdoor design temperature outdoor design temperature Germany 14 C outdoor design temperature Spain 1 C value for thermal insulation heat loss area difference of temperature area and heat loss are the same for the same building difference of temperature Germany 34 C difference of temperature Spain 19 C value f
79. ventilator for air heat pumps in the master data Recording to EN255 and EN14511 it is already contained in the technical data Therefore it fine for the simulations if the box is checked at Heat pump data include fan energy If there is a value in the fan field the power consumption of the fan can be shown separately How is in the AQUAREA DESIGNER considered that the measure regulations EN255 and EN14511 provide different measurement results Because the temperature difference is also input in the AQUAREA DESIGNER Heat pump data 2 and therefore part of the constraints of the calculation with the right conditions we can use both measures If the same machine is measured according to both methods and put into the master data the AQUAREA DESIGNER will get identical results 21 Additional modules The following additional modules are available e Thermal solar system e Cooling system Check which modules are installed at you computer with About AQUAREA DESIGNER Further information 21 1 Thermal solar system Thermal solar systems can be used to support the heating system and or hot water production The input menu for thermal solar systems one can find at button Solar Data Use this window to enter all data for the thermal solar system test Solar system data xj Building data Hot water data Solar system data Succession of distribution of solar input highest priority is most left Data
80. y n WPO_T4WX Tariff for electric heating of hot water like heat pump y n WPO_T6PX Price for heating circulating pump in WPO_T6WX Tariff for heating circulation pump such like heat pump j n WPO_SZSX Total shut off times in hours Heat pump WPO_PTVX Temperature difference at the evaporator in K WPO_AWPX Number of identical heat pumps WPO_LUPX Electrical power of the heating circulation pump in W WPO_MVTX Max flow temperature in C WPO_MIVX Min Interpolation flow temperature in C WPO_MISX Max Interpolation source temperature in C WPO_QLTX Minimum outside air temperature in C WPO_APQX Design point source temperature in C WPO_APVX Design point flow temperature in C WPO_THLX Thermal power at the design point in kW WPO_ELLX Electrical power in kW at the design point Source WPO_QMEX Type of heat source WPO_BEWX Operation mode of the heat pump WPO_DPTX Bivalent temperature for monoenergetic bivalent operation in C WPO_ZETX Second energy carrier in bivalent mode Currency WPO_WNKX currency short form WPO_WNLX currency long form WPO_WNJX price year WPO_WNTX price kWh 2 Glossary in alphabetical order annual coefficient of performance COP or SPF The annual COP is calculated in this way annual COP heating demand space heating hot water electrical energy consumption w o assistant energy bivalent mode of operati

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