Dymola 2015 FD01 Release Notes
Contents
1. Dymola 2015 FD01 Release Notes 39 Support for Dymola license options and FMI Export options in FMI 1 0 Support for Dymola license options in FMI 1 0 The following export options are supported Export options Model Exchange Co simulation using Co simulation using Cvode Dymola solvers Binary Export Source code export Support for optional FMI Export options in FMI 1 0 The following tables list Dymola support for optional export options in FMI 1 0 Since both Yes and No can be a limitation the cells are color coded green means underlying feature supported in Dymola yellow means underlying feature not supported in Dymola Furthermore capital letters are used for underlying feature supported The order of the features is the order they appear in the specification Optional FMI 1 0 Co simulation features Co Co Co simulation simulation simulation using with inline using Cvode integration Dymola solvers canHandleVariableCommunicationStepSize canHandleEvents canRejectSteps canInterpolateInputs maxOutputDerivativeOrder canRunAsynchronuously canSignalEvents canBelnstantiatedOnlyOncePerProcess canNotUseMemoryManagementFunctions Improved import of FMUs with many inputs outputs The import of FMUs with many inputs outputs has been further improved now the connectors of the same parent component are automat2. Dymola 2015 FD01 Release Notes 13 e Neither Source nor Use The signal is only present in the connector definition and is not used 3 2 5 Improved export of images of diagram icon layer In Dymola 2015 FDO1 images of diagram layer icon layer can be exported also to SVG files using the command File gt Export gt Image 6 Export Image QU gt Dymola work Images 2015 FDO1 Release Notes Organize v New folder E e e 7T Favorites Ce CS r WE Desktop e ee n Downloads n m i Recent Places SSS 2 q aD E compiler png Favoritesl png Favorites2 png LogExpandableC MaxLineLenght p ie Libraries onnections png ng L Documents a Music J 4 Pictures 3 Ge pci m 4 EI Videos Ij ao E Filename fullRobot png i PNG Images png as o BCE P Q sw 3 2 6 Minor improvements Extended UNC path support The current directory can now be an UNC path on Windows Note Compilation is handled by copying to a temporary directory Improved Copy to Model alternative when using Split Model The Copy to Model alternative when using Split Model now has Dynamic typing selections 14 6 Split Model Model name Target Create submodel Move to base dass Copy to model Options V Merge external connections Dynamic typing inner outer Q9 No change All inner Make outer Select package
3. i Finished i experiment StopTime 2 i Finished Expanding this display several instances like H Q Bus signal speed ref Use connect axis1 controller axisControlBus speed ref axis controller Gain2 u Use connect axis 1 axisControlBus speed ref axis 1 initializeFlange w start Source means that a causal signal originates at that place and Use that the signal is used at that place Clicking on a link highlights both components of connect statement in the diagram layer The node can be opened to show detailed content this information is also shown for some errors in order to help with localizing the error Use connect axis1 controller A speed ref axisl controller Qain2 u Use connect axis 1 axisControlBus speed ref axis 1 initializeFlange w_ start Connected bus variables output pathPlanning pathToAxis 1 axisControlBus speed ref Reference speed of axis flange pathPlanning controlBus axisControlBus 1 speed ref axisi motor axisControlBus speed ref controlBus axisControlBusi speed ref input axis 1 controller axisControlBus speed ref input axis 1 axisControlBus speed ref Note e Source without Use means that the signal is not used e Use without Source means o Fora physical signal pin flange this is normal o For a causal signal this means that the model in incomplete except that it the model has a public top level bus it will automatically get one external input
4. setClassText parentName fullText Set the Modelica text for an existing or new class parentName is the package in which to add a class fullText is the Modelica text to add If the class specified by parentName does not exist it is created If parentName is an empty string a top level class is created signalOperatorValue SignalOperatorValue variablePath SignalOperator startTime 1e100 stopTime 1e100 The command signalOperatorValue returns the value of a signal operator for a given variable An example of a call signalOperatorValue Jl w SignalOperator ArithmeticMean The following signal operators are presently supported Signal operators SignalOperator Min SignalOperator Max SignalOperator ArithmeticMean SignalOperator RectifiedMean SignalOperator RMS SignalOperator ACCoupledRMS SignalOperator SlewRate Note that First Harmonic and Total Harmonic Distortion are not supported by this function startTime has default value 1e100 and stopTime has default value 1e100 if the startTime is before the simulated interval the start of the simulation is used instead and if the stopTime is after the simulated interval the stop time of the simulation is used instead 3 3 5 Minor improvements Interactive parameter tuning Dymola supports interactive tuning of parameters during simulation runs The functionality is enabled by setting the flag Advanced OnlineParameterChanges true Setting this flag allows
5. improvements New features Added support for moist air and condensation on the ambient side of the heat exchanger Added an optional more detailed representation of the air side pressure drop and heat transfer This option is selectable from the heat exchanger parameter dialog and is optimized for simulation of stand alone heat exchangers with high resolution gridded boundary conditions The original implementation is also available and is recommended for use in heat exchanger stack models Added the possibility of computing the total internal liquid or working fluid volume and mass When included in a system model based on the Liquid Cooling Library or Vapor Cycle Library the total properties will be computed for the whole system including the heat exchanger Examples of improvements All user calibration factors for heat transfer and pressure drop has been converted from parameters to inputs Users may still assign them with fixed values in the parameter dialog but can now also use variable expressions to define calibration factors Improved in library documentation Automatic conversion of user libraries is supported using the included conversion script Dymola 2015 FDO1 Release Notes 45 3 7 8 Hydraulics Library Hydraulics 4 1 is a major release with the following enhancements compared to 4 0 Examples of enhancements and improvements e The documentation is now improved throughout the library O O The informat
6. In Dymola 2015 FD01 DymolaCommands is automatically opened like the Modelica Standard Library Different functionality of the two documentation commands A difference between the commands help and document has been introduced help displays a short description of the command while document displays more information Example Typing help importFMU in the command input line of the Command log window and pressing Enter gives function import FMU Import an FMU input String fileName The FMU file input Boolean includeAllVariables true Include other variables than inputs outputs and parameters input Boolean integrate true Integrate outside the FMU set to false for co simulation input Boolean promptReplacement false Prompt for name and save location when importing input String packageName Name of package to insert FMU in output Boolean result True if successful external builtin end importFMU Typing document importFMU and pressing Enter gives function importFMU Import an FMU input String fileName The FMU file input Boolean includeAllVariables true Include other variables than inputs outputs and parameters input Boolean integrate true Integrate outside the FMU set to false for co simulation input Boolean promptReplacement false Prompt for name and save location when importing input String packageName Name of package to insert FMU in output Boolean result True
7. Partial The options are e No change default No special treatment of inner outer components e All inner Intended to make a model that can be run directly All inner components visible from the selected sub components are included e Make outer Intended to make a reusable sub system Any used inner component is replaced by a corresponding outer component This Dynamic typing choice is remembered between calls and is also available as Advanced SplitModelDynamicVariant The Dynamic typing choice is only available for Copy to model The alternative Move to base class has no special treatment of inner outer components The alternative Create submodel already had similar treatment as Make outer since it is intended to create re usable sub systems String parameter input can be quoted by a context command Having entered a value in the input box for a string parameter in the parameter dialog the input can be quoted by right clicking and selecting Quote String Adjustable default value of max line length for the Modelica text editor The default value of the maximum line length in the Modelica text editor can now be set using the command Edit gt Options in the Appearance tab Dymola 2015 FD01 Release Notes 15 Graphical editor Modelica editor Version Save Settings V Highlight replaceable and rededared components High
8. SUSE Linux Release 11 32 bit and 64 bit with gcc version 4 3 4 and compatible systems In addition to gcc the model C code generated by Dymola can also be compiled by clang To change compiler change the variable CC in opt dymola version architecture insert dsbuild sh where architecture is 1586 for 32 bit application and x86 64 for 64 bit application As an example for a 64 bit Dymola 2015 FDO1 application opt dymola 2015FD01 x86 64 insert dsbuild sh Dymola 2015 FDO1 is supported as a 32 bit and 64 bit application on Linux Notes e For rendering of jpg files libjpg62 must be installed e 32 bit compilation might require explicit installation of 32 bit libc E g on Ubuntu sudo apt get install gt multilib libc 6 dev 386 Note on Optimization library Please note that you have to use the Optimization library version 2 x or higher to use multi criteria design optimization on Linux the older Design Optimization package does not support multi criteria design optimization on Linux 54 Dymola license server For a Dymola license server on Linux all files needed to set up and run a Dymola license server on Linux except the license file are available in the Dymola distribution This also includes the license daemon where Dymola presently supports FLEXnet Publisher version 11 11 Dymola 2015 FD01 Release Notes 55
9. following pump components SimplePump VariablePump TabularPump and PumpWithLoss the following motor components SimpleMotor and VariableMotor The Sources package is now cleaned up and some components are merged e A few new components examples and features have been added to the library O An example visualizing usage of a Modelon Base Library MBL Heat Exchanger see Examples ThermoHydraulicsGuide HXTableEfficiency This is possible using the new adaptor component Interfaces ThermoFluidAdaptor An example visualizing temperature rise in a closed system due to pump losses see Examples ThermoHydraulicsGuide ClosedPumpCircuit 46 o All two port components with volumes now have conditional conductance if using thermal hydraulics o The component Valves SpoolValve and RotaryActuators CentrifugalPump now also exists as a main component and not just as a basic equivalent o Excavator and LoadSensingControlSystem are cleaned up and now easier to overview o The tabular oil has different extrapolation options for instance hold last point and extrapolate linearly between two last points o Aggregated mass and volume are now calculated within the oil component Using the parameter include_in_aggregate the user can simply include or exclude a volume or chamber from the aggregated mass volume Conversion scripts will only support conversion from the previous release to the current release Note that the conversion
10. h2 gt Diagram lt h2 gt lt p gt The model diagram for the Modelica Blocks Examples PID_Controller is shown below lt p gt 34 lt div id dymola_example_diagram gt lt div gt lt script type text javascript insertDiagram document getElementById dymola example diagram Modelica Blocks Examples PID Controller svg lt script gt lt h2 gt Plot lt h2 gt lt p gt The angular velocities of Modelica Mechanics Rotational Examples CoupledClutches are shown below lt p gt lt div id dymola_example_plot gt lt div gt lt script type text javascript gt insertPlot document getElementById dymola example plot Modelica Mechanics Rotational Examples CoupledClutches J1 w J2 w J3 w J4 w svg 600 350 lt script gt lt h2 gt Animation lt h2 gt lt p gt The animation view of Modelica Mechanics MultiBody Examples Systems RobotR3 fullRobot is shown below lt p gt lt div id dymola_example_animation gt lt div gt lt script type text javascript gt insertAnimation document getElementById dymola example anima tion Modelica Mechanics MultiBody Examples Systems RobotR3 fullRobot xhtml 600 300 lt script gt div id dymola report created div body html This example only includes a model diagram a plot and an animation For an example with more features please open the file dymola report example xhtml in the folder ModelicaN
11. moving the mouse Pan by also pressing Ctrl Zoom by pressing Alt The format supported is x3D The dimensions in pixels are given by width and height The following utility function is also available setClassText package path Modelica text Creates or changes a Modelica class The complete text definition of a Modelica class is given It can be inserted in a package If the package path is an empty string a top level class is created Example of HTML report sections Below a small example of how a HTML report can look like version 1 0 encoding UTF 8 gt YPE html PUBLIC W3C DTD XHTML 1 1 EN www w3 org TR xhtml11 DTD xhtml1l dtd gt xmlns http www w3 org 1999 xhtml xml lang en gt lt meta http equiv Content Type content application xhtml xml charset utf 8 lt title gt Dymola Report lt title gt lt link rel stylesheet type text css href dymola_report css gt lt script type text javascript src utils js script lt script type text javascript src dymola interface js script lt script type text javascript src dymola report js script script type text javascript src http cdn mathjax org mathjax latest MathJax js config TeX AMS MML HT MLorMML gt lt script gt lt head gt lt body gt lt hl gt Dymola Report lt h1 gt lt p gt This is a sample report to demonstrate the Dymola Report features lt p gt lt
12. of Dymola 2015 FDO1 supporting Windows XP and Windows Vista is available on request Please contact your support channel sales representative for access to download Dymola 2015 FDO1 will be the final release to support Windows XP and Windows Vista In the following Dymola releases support for Windows XP and Windows Vista will be discontinued Compilers New compiler supported The new compiler Microsoft Visual Studio 2013 is now supported both the Professional edition and the Express edition For more information on compilers please see www Dymola com compilers Note that you need administer rights to install the compiler 26 n Simulation Setup General Translation Output Debug Compiler Realtime pp C compiler Visual Studio 2005 Professional 8 0 Visual Studio 2008 Visual C 2008 Express Edition 9 0 Visual Studio 2010 Visual C 2010 Express Edition 10 0 Visual Studio 2012 Visual C 2012 Express Edition 11 0 Q Visual Studio 2013 Visual C 2013 Express Edition 12 0 Visual Studio Custom C Program Files x86 Microsoft MinGW GCC path C MinGW bin gcc Visual Studio 12 0 Vc Note that although the Visual Studio 2013 and 2012 compiler are fully supported these compilers by default generate a bit less efficient code than previous versions of the compiler with the selected optimization settings As a temporary work around you can set the flag Advanced D
13. overrides the automatically calculated value An example of using this flag is when you want to create code for a machine with a higher number of cores that the machine you work on To go back to using the automatically calculated number of cores instead set this flag to 0 This is also the default value of the flag Notes e The compiler used must support OpenMP For Visual Studio this means that you must use Visual Studio Professional 2010 or later or Visual Studio Express 2012 or later On Windows the GCC version that Dymola supports also supports OpenMP e Multi core simulation is currently only supported for dassl Isodar euler and rkfix when neither using DLL nor embedded server DDE e For source code generation the generated C code will contain standard OpenMP pragmas that are supported by many compilers see their documentation At translation Dymola finds out which equations that can be executed in parallel The result is a sequence of layers where the layers have sections that can be executed in parallel The translation produces a log to be found in the log window Dymola 2015 FD01 Release Notes 17 E Ej Dymola Messages Syntax Error Translation Dialog Error Simulation Version Management EE Ej Selected continuous time states E Parallelization EN For OutputSection 7 LU For DynamicsSection E i Estimated operation count for sequential execution 413717 LU Es
14. path is given as the parameter model A typical structure of a HTML page is thus lt p gt Text lt p gt lt div id diagram gt lt div gt lt script type text javascript insertDiagram diagram MyModel svg lt script gt The functions are insertDiagram result_block model format width height Inserts a Modelica diagram The format is either PNG or SvG The dimensions in pixels are given by width and height insertIcon result block model format width height Inserts a Modelica icon The format is either PNG or SvG The dimensions in pixels are given by width and height insertText result block model Inserts pretty printed Modelica text The annotations are omitted from the Modelica text insertClass result block model width height Inserts a Modelica text editor for a given model 32 The text of the model can be edited and submitted to Dymola If the model is read only the editor is disabled and the model is not possible to edit The dimensions in pixels are given by width and height insertEquations result_block model format Inserts the equations and algorithms of a Modelica model The format is either PNG or MathML insertDocumentation result_block model width height Inserts the formatted documentation of a Modelica model The dimensions in pixels are given by width and height insertParameterDialog result_block model Inserts an editor for the top level p
15. script cannot handle some of the bug fixes See the release notes in the library for more information 3 7 9 Hydro Power Library A minor release 2 4 1 is available The focus is on improving the Modelica compliance and remove tool dependent implementations As an example all models now pass Dymola 2015 FD01 Modelica Pedantic check Models using Hydro Power version 2 4 will automatically be converted to version 2 4 1 when loaded into Dymola 3 7 10 Liquid Cooling Library Liquid Cooling library version 1 3 contains a number of new features and improvements New features e New component models with geometry based pressure drop correlations e Added heat exchanger stack templates with 7 and 8 included heat exchangers Example of Improvements e The simplified heat exchanger components based on efficiency table based and eps NTU models have been improved in that the maximum transferable heat is now correctly computed from the enthalpy difference and flow rates of both sides Previously this assumed uniform specific heat capacity which in rare cases could result in non physical solutions e All user calibration factors for heat transfer and pressure drop has been converted from parameters to inputs Users may still assign them with fixed values in the parameter dialog but can now also use variable expressions to define calibration factors e Improved flexibility of discretized pipe models The component can now be configured to expos
16. setting is reached by the command Simulation gt Setup the Translation tab Dymola 2015 FD01 Release Notes 11 A Ej Simulation Setup General Translation Output Debug Compiler Realtime FMI Model translation Evaluate parameters to reduce models improves simulation speed Generate listing of flat Modelica code in mof file Generate listing of translated Modelica code in dsmodel mof Indude a variable for elapsed CPU time during simulation V Warn about parameters with no default Pedantic mode for checking Modelica semantics Logging 7 List continuous time states selected Log default connections V Log selected default initial conditions Log deduced units E Output information when differentiating for index reduction Output read dasses to screen during parsing Store in Model This setting is by default not activated Activating this setting corresponds to setting the flag Advanced LogBusSignalSets true When the setting is active you get a new entry in the Translation tab of the Command log f the model has expandable connectors like for example the Robot demo 12 o amp Dymola Messages i The DAE has 4918 scalar unknowns and 4918 scalar equations H Q Statistics i Selected continuous time states
17. simulation intervals for the numerical solvers the results may change within the tolerance 3 3 2 Plot window Improved export of plot images In Dymola 2015 FDO1 images of plots can be exported also to SVG files using the command File gt Export gt Image see Improved export of images of diagram icon layer on page 14 for image 3 3 3 Animation window Export of animation as X3D supported In Dymola 2015 FDO1 exporting animations in X3D format is supported by using the command File Export Animation Dymola 2015 FD01 Release Notes 19 n amp Export Animation Ft Favorites EE Desktop d Downloads S Recent Places 53 Libraries 3 Documents 2 Music l Pictures E Videos File name Hide Folders GO Je Dymola work test v Organize v New folder e Date modified No items match your search fullRobot avi Save as type L AVI Files avi Animated GIF Files gif X3D Files o3d X3D Files with HTML JS xhtml There are two possibilities to export to X3D files e Pure XML e As XHTML HTML JS When exporting to this file format an external library X3DOM is used Improved VRML export The export to VRML files has been improved e Objects are seen in the same view as in the animation window e Follow is implemented 3 3 4 Scripting The library DymolaCommands reviewed and updated and automatically opened N
18. simulation speed and documentation has been made Major improvements e New manifold structure with support for both external and internal manifolds Predefined manifolds with inlet outlet at the top bottom or in the middle of the stack e Updated FullStack template to make use of the new manifold structure The manifold structure allows for modeling of different flow configurations U flow Z flow Mid flow equally distributed flows or combinations e Support for both co flow and counter flow in FullStack template 44 Support for stack insulation in FullStack template New example SOFC system with energy recovery micro gas turbine SOFC system examples now use FastMedia with linear cp instead of NASA media to avoid nonlinear systems of equations and improve simulation speed Added new predefined media steam H2O hydrogen mixture both as ideal gas in NASA and Fast representation and as ideal gas with condensated mass fraction of water Added pump model Removed SimpleManifold as a consequence of the new manifold structure Replaced by the new external manifold Added parameter frictionDistribution to ReactionChannel The option can be used to control the type of model exposed in the fluid connector and facilitates creation of numerically sound system models with alternating control volume and flow resistance models 3 7 7 Heat Exchanger Library The Heat Exchanger library version 1 2 includes a number of new features and
19. the proximity of a frame to ground Dymola 2015 FD01 Release Notes 51 e ClosestPoint outputs the closest point located on the ground surface to the sensor e ClosestPointInPlane outputs a point located on the ground surface at the point of intersection of a plane and ground e IntersectionAlongLine outputs a point located on the ground surface at the point of intersection of a line and ground Existing ground sensors that were previously located in Chassis Sensors have been moved to Ground Sensors This includes the following sensors e FramelInPlaneThreePoints e FrameOnGround e GroundCurvature e GroundHeight e VelocityOfGround Ride Height Dependent Aerodynamics Models Four new aerodynamics models have been added that are dependent on front rear ride heights The different models demonstrate how to represent lift drag side aerodynamic forces using either a polynomial or tabular data e PitchPolynomialLD e PitchPolynomialLDS e PitchTabularLD e PitchTabularLDS Some models will automatically be converted from version 1 9 to version 2 0 when loaded 3 8 Documentation In the software distribution of Dymola 2015 FD01 Dymola User Manuals of version September 2014 will be present these manuals include all relevant features improvements of Dymola 2015 FDO1 presented in the Release notes A new section covering license requirements for e g export import features is added in the chapter Appendix Install
20. Dymola Dynamic Modeling Laboratory Dymola Release Notes Dymola 2015 FDO1 The information in this document is subject to change without notice Document version 1 Copyright 1992 2014 by Dassault Syst mes AB All rights reserved Dymola is a registered trademark of Dassault Systemes AB Modelica is a registered trademark of the Modelica Association Other product or brand names are trademarks or registered trademarks of their respective holders Dassault Systemes AB Ideon Science Park SE 223 70 Lund Sweden Support http www 3ds com support URL http www Dymola com Phone 46 46 2862500 LA b3 E Contents Important notes on Dymola ssccccasicesasnssncadcasscavianssuten IN RES RARE SCENE PEERS RM AREE LUE EUER ERN ORI GRXA GERMEN ERAN D About this booklet E Dymola 2015 PON EN Sel Introd Ction ee A gerne ites m eee eue d pH a 7 3 1 1 Additions and improvements in Dvmola esses eene eene ene nennnree trennen nennen 7 3 1 2 New and updated libraries tenter tete e RE E ERR eH ERU HERR Ee pes EEN 8 3 2 Developing aimodel ss eicere E We t e ee gael 9 32 1 Extended connection dialog 5 2 eerie EENEG SEENEN EE 9 3 2 2 Infinite diagram layer repere e ete Ea E e OET RET ea E ESSEE 10 3 2 3 Support of favorite packages 0 0 cece eeeeeeeeseeescesecesecesecsaecsaecseecaeecseseaeseeeeeeeseensecsaecsascsaecsaecsaeeaeeenes 10 3 2 4 Improved bus signal racing 11 3 2 5 Improved export of images of di
21. Library javascript interface in the distribution preferred browsers are Firefox or Google Chrome Note that this file also displays the resulting report For more information about the report generator open with your favorite browser the file global html located in Program Files x86 XDymola 2015 FD01 Modelica Library java interfaceNdoc report An example of how a report could look like when generated is Dymola 2015 FD01 Release Notes 35 5 Dymola Report x D file E My9620Documents Dymola JavaScript dymola report example xhtml EE Apps Free Hotmail Web Slice Gallery Imported From IE 10 D 0 0 0 5 1 0 Variable Value The value of J1 w in Modelica Mechanics Rotational Examples CoupledClutches at time 0 21 is 7 94091 Signal Operators The model Modelica Mechanics Rotational Examples CoupledClutches has been simulated from 0 to 1 5 s Max for J1 a is 10 and min is 19 8244 Animation The animation view of Modelica Mechanics MultiBody Examples Systems RobotR3 fullRobot is shown below Le Successfully created Dymola report on Mon Sep 15 2014 09 59 12 GMT 0200 Romance Daylight Time GM 98 8 Wo gt e G ICE S 36 Mouse and keyboard commands available for animation in reports The implementation of X3DOM for animation in reports provides some generic interaction and navigation methods Navigation is controlled by specific predefined modes Examine mode activate with key r
22. The Mechanics Translation package is now obsolete and will be removed in next release Enumerations extensively applied The old integer versions of SourceType IniType etc have been replaced by enumerations A conversion script is needed for conversion 3 7 5 Engine Dynamics Library Version 1 2 2 is a minor update of the Engine Dynamics Library Examples of improvements e The simplified heat exchanger components based on efficiency table based and eps NTU models have been improved in that the maximum transferable heat is now correctly computed from the enthalpy difference and flow rates of both sides Previously this assumed uniform specific heat capacity which in rare cases could result in non physical solutions e All user calibration factors for heat transfer and pressure drop has been converted from parameters to inputs Users may still assign them with fixed values in the parameter dialog but can now also use variable expressions to define calibration factors e Improved flexibility of discretized pipe models The component can now be configured to expose a flow or control volume behavior at the component boundaries Automatic conversion from Engine Dynamics library 1 2 1 is supported using the included conversion script 3 7 6 Fuel Cell Library Version 1 3 is a major update of the Fuel Cell Library with new manifold structure for modeling of complex stack configurations and new system example In addition improvements of
23. a 2015 FD01 Release Notes e Report generator page 31 e Support of Windows 8 1 page 26 e GCC compiler support extended on Windows page 27 o DLL export supported e For users of Windows XP and Windows Vista specific conditions apply page 26 3 1 2 New and updated libraries New libraries No new libraries are released in Dymola 2015 FDO1 Updated libraries The following libraries have been updated e Air Conditioning Library version 1 9 e DataFiles Library version 1 0 2 e Dymola Commands Library version 1 1 e Electric Power Library version 2 2 e Engine Dynamics Library version 1 2 2 e Fuel Cell Library version 1 3 e Heat Exchanger Library version 1 2 e Hydraulics Library version 4 1 e Hydro Power Library version 2 4 1 e Liquid Cooling Library version 1 3 e Model Management Library version 1 1 3 e Modelica_LinearSystems2 version 2 3 2 e Pneumatics Library version 1 6 3 e Power Train Library version 2 3 0 e Thermal Power Library version 1 9 e Vapor Cycle Library version 1 2 e Vehicle Dynamics Library version 2 0 For more information about the updated libraries please see the section Updated libraries starting on page 42 3 2 Developing a model 3 2 1 Extended connection dialog The connection dialog has been extended to support overlapping stacked connectors The subcomponents selected by the user are shown at the bottom of the dialog Below is an example how to u
24. a year from the release when they were put in the deprecated package These components are marked with a red cross and if they are used a warning message will appear in the message log If the user wants to keep using the component it has to be copied to the local library But they will no longer be supported by Modelon 3 7 14 PowerTrain Library The version 2 3 0 of Power Train has been released in this version heat ports are used in all electric drives and all shafts The version 2 3 0 is backward compatible to all 2 x y versions 3 7 15 Thermal Power Library Thermal Power version 1 9 is a major release with a number of additions and improvements Some examples e New system component System TPL It s used to set global system settings such as T ambient It also automatically sums up volumes energy and mass in twophaseMedia components and energy and mass in wall models 48 New pre heater model ThermalPower TwoPhase Condensers Condenser_3_zones The 3 zones make it possible to simulate sub cool and super heat effects New parameter in Benson separator that specifies the outlet vapor quality Fixed mass conservation in ThermalPower TwoPhase FlowChannels Pipe_lumpedP valid for positive flow the conservation laws were not fulfilled during transients Note that there might be a minor difference in dynamics compared to result using older versions More efficient implementation of two phase lumped pipe better simulation perf
25. agram icon Joer 14 3 2 6 Minor improvements eem dee e ee Ue er ENEE ENER 14 3 3 Simulated EE 17 3 3 1 ele E Le 17 3 3 2 Plot wmd ERE 19 3 3 3 Ee EE 19 3 3 4 EIDEN EES EEN EA 20 3 3 5 Minor improvements iet tesne n e ire erre ree bue ERAN EL 24 SA Installations eee ENEE ee ieee eee i eee 26 3 4 1 Installation on Windows 26 3 4 2 Installation on Einuxa ete dte etre e ak retient E Ee HER IE PEE Feb obtenu eiie 27 3 5 Other Simulation Bnvironments essere ene tene tren trennen nr en eren enn eter eterne 28 3 5 1 Dymola Matlab interlace tete eter te terrere ttt tette desee NEEN terret 28 3 5 2 Real time simulation enei eein nee ne EU og ses eae obs ree restet te pete dere reete de tle 29 3 5 3 JavaScript interface for Dymola on Windows available 30 3 5 4 Report EE 31 3 5 5 FMI Support Dymola detect gite eene pee eee re EE Eet 38 3 6 Advanced Modelica Support 41 3 6 1 Flexible array sizes and resizing of arrays in functions 000 ee ee ceeeceeeceeceneceaecneecaeecaeeeaeeeneeeeeees 41 B37 Updated hibr rnies state Ue uere eb OI RU ee Eeg 42 3 7 1 Air Conditioning Library bee ette ee ee trente tpi tee e rein ederet rbi td 42 3 7 2 DataFiles EAbr ty EE 43 3 7 3 Dy mola Commands BT tinet ettet ete be t dec ted Pere eias 43 3 7 4 Blectri Power Library eet etenim te 43 3 7 5 Engine Dynamics labr ty sg heconemtep ime ee T CR HE e Re IM e DRE 44 3 7 6 Fuel Gell Libraty 3 525 e
26. arameters in a model The parameter values can be changed and submitted to Dymola insertCommand result_block width height Inserts a command window The bottom part is a command line where any command may be entered The top part shows the result The dimensions in pixels are given by width and height insertPlot result_block model variables format width height Inserts a plot The array of variables to plot is given by variables The format is either PNG or SvG The dimensions in pixels are given by width and height insertVariableValue model variable time Inserts a variable value The value is read from the result file The variable path is given by variable The time in seconds is given by t ime insertSignalOperatorValue model variable signalOperator Inserts a signal operator value The variable path is given by variable The signalOperator is an enumeration value Here is a list of available signal operators SignalOperator Min SignalOperator Max Dymola 2015 FDO1 Release Notes 33 lt xml lt DOCT Https lt html lt head gt SignalOperator ArithmeticMean SignalOperator RectifiedMean SignalOperator RMS SignalOperator ACCoupledRMS SignalOperator SlewRate SignalOperator THD SignalOperator FirstHarmonic insertAnimation result block model format width height Inserts an animation The animation is automatically running You can rotate the animation object by pressing left button and
27. ation in Dymola User Manual Volume 1 52 3 9 Appendix Installation Hardware and Software Requirements Below the current hardware and software requirements for Dymola 2015 FD01 are listed 3 9 1 Hardware requirements recommendations Hardware requirements e Atleast GB RAM e At least 400 MB disc space Hardware recommendations At present it is recommended to have a system with an Intel Core 2 Duo processor or better with at least 2 MB of L2 cache Memory speed and cache size are key parameters to achieve maximum simulation performance A dual processor will be enough if not using multi core support the simulation itself by default uses only one execution thread so there is no need for a quad processor If using multi core support you might want to use more processors cores Memory size may be significant for translating big models and plotting large result files but the simulation itself does not require so much memory Recommended memory size is 2 4 GB of RAM for 32 bit architecture and 3 6 GB of RAM for 64 bit architecture 3 9 2 Software requirements Microsoft Windows Dymola versions on Windows and Windows operating systems versions Dymola 2015 FDO1 is supported as 32 and 64 bit application on Microsoft Windows 7 and Windows 8 1 Since Dymola does not use any features supported only by specific editions of Windows Home Professional Enterprise etc all such editions are supported if th
28. ble in the variable browser the command Copy Extended Path is available see above figure to the left This command copies the extended variable path to the clipboard The extended variable path is the variable path with result file name and sequence name in brackets included Extended support for result file name and sequence name in variable path Variable paths with result file name and sequence name in brackets was previously supported only for the plot expression feature Now this is supported also for the built in Dymola 2015 FDO1 Release Notes 25 functions createPlot plot and signalOperatorValue Commands created when adding signal operators in the GUI now also generate this longer path alternative The above commands also support the shorter path alternative An example of long and short path alternatives is CoupledClutches end J1 w and J1 w For the longer name the sequence name end and end 1 corresponds to the latest and second latest result files the absolute sequence number can be used in other cases The shorter name refers to the latest result file 3 4 Installation For the current list of hardware and software requirements please see chapter Appendix Installation Hardware and Software Requirements starting on page 53 3 4 1 Installation on Windows Operating systems Windows 8 1 supported Windows 8 1 is now supported Support for Windows XP and Windows Vista A 32 bit version
29. combinations of SPACE and Matlab releases dSPACE DS1005 and DS1006 platforms e dSPACE Release 6 4 with Matlab R2009a e dSPACE Release 6 6 with Matlab R2010a e dSPACE Release 7 0 with Matlab R2009bSP1 and R2010bSP1 e dSPACE Release 7 1 with Matlab R201 1a e dSPACE Release 7 2 with Matlab R2011b e dSPACE Release 7 3 with Matlab R2012a e dSPACE Release 7 4 with Matlab R2012b e dSPACE Release 2013 A with Matlab R2013a e dSPACE Release 2013 B with Matlab R2013a and R2013b e dSPACE Release 2014 A with Matlab R2013a R2013b and R2014a SCALEXIO e dSPACE Release 7 4 with Matlab R2012b e dSPACE Release 2013 A with Matlab R2013a e dSPACE Release 2013 B with Matlab R2013a and R2013b e dSPACE Release 2014 A with Matlab R2013a R2013b and R2014a The selection of supported dSPACE releases focuses on releases that introduce support for a new Matlab release and dSPACE releases that introduce a new version of a cross compiler Dymola 2015 FDO1 Release Notes 29 tool In addition Dymola always support the three latest dSPACE releases with the three latest Matlab releases Although not officially supported it is likely that other combinations should work as well Compatibility xPC Target Compatibility with Matlab xPC Target has been verified for all Matlab releases that are supported by the Dymola Simulink interface which means R2009a xPC Target ver 4 1 to R2014a Simulink Real Time ver 6 0 Only Microsoft Visual C compilers have been te
30. conversion script is necessary for this update The default two phase medium model has been changed from R134a reference properties by Tillner Roth to R134a short form Helmholtz EOS by Span Its accuracy is slightly lower but still more than sufficient for most applications The simulation speed is increased significantly with the simpler model Dymola 2015 FDO1 Release Notes 49 e Both the receiver and accumulator can be initialized using a liquid level e Adding specific interfaces to the heat exchanger models increased replaceability and reusability of the models in a system context e The default air model is replaced with one which is better suited for challenging steady state initialization Basically the same assumptions apply except that the new model neglects the liquid volume in case liquid water droplets are transported by the air stream and assumes that they do not influence the specific heat capacity The previously used model can still be selected from a drop down list e The medium model for CO2 has an improved robustness around the critical point Existing models can be converted to this version using the supplied conversion script 3 7 17 Vehicle Dynamics Library A new version 2 0 of the Vehicle Dynamics Library is available New features Pacejka 94 Tire Contact Force Model Support for the Pacejka 94 Magic Formula contact force model has been added The Pacejka 94 contact force model provides the benefit
31. e Function Button Rotate Left Button Left Button Shift Pan Mid Button Left Button Ctrl Zoom Right Button Wheel Left Button Alt Set center of rotation Left Button double click Walk mode activate with key zw Function Button Move forward Left Button Move backward Right Button Fly mode activate with key f Function Button Move forward Left Button Move backward Right Button Look at mode activate with key 1 Function Button Move closer Left Button Move back Right Button Non interactive movement Function Button Reset view R Show all A Upright U Dymola 2015 FDO1 Release Notes 37 3 5 5 FMI Support in Dymola Unless otherwise stated features are available both for FMI version 1 0 and version 2 0 Support for FMI 2 0 Dymola 2015 FDO1 supports FMI 2 0 For details about FMI 2 0 see the FMI 2 0 specifications available using Help gt Documentation Improved handling of external resources for FMU export On Windows On Windows the handling of external resources is now also supported for FMI 2 0 It was previously already supported for FMI 1 0 On Linux On Linux the handling of external resources is now supported both for FMI 1 0 and 2 0 All Dymola solvers supported for FMU Co simulation export for FMI 2 0 on Windows On Windows FMU export with Dymola solvers is supported also for FMI 2 0 It was previ
32. e a flow or control volume behavior at the component boundaries Dymola 2015 FD01 Release Notes 47 e Table based heat exchangers can now be configured to use table data from file directly from the parameter dialog e The aggregate volume base classes have been moved to the Modelon Base Library to allow computation of total liquid volume when the system includes components from other libraries Automatic conversion of user libraries is supported using the included conversion script 3 7 11 Model Management Library A minor release 1 1 3 of the Model Management library is now available 3 7 12 Modelica_LinearSystems2 Library A minor release 2 3 2 of the Modelica LinearSystems2 library is now available 3 7 13 Pneumatics Library A new version 1 6 3 of the Pneumatics library is now available Examples of improvements e The packages throughout the library are rearranged and restructured Some packages are located inside Utilities and some top level packages are separated into two e The library has a new top level icon e Environment now have a new icon displaying both pressure and temperature e Aggregated mass and volume are now calculated within the environment component Using the parameter include in aggregate the user can simply include or exclude a volume or chamber from the aggregated mass volume e Some components were old and deprecated They are now placed in the package Utilities Deprecated and will be removed after
33. e main version is supported For users of Windows XP and Windows Vista specific conditions apply Please see section Support for Windows XP and Windows Vista on page 26 Compilers Please note that for the Windows platform a Microsoft C C compiler or a GCC compiler must be installed separately The following compilers are supported for Dymola 2015 FD01 on Windows Microsoft C C compilers free editions e Visual Studio 2008 Express Edition 9 0 Dymola 2015 FD01 Release Notes 53 e Visual C 2010 Express 10 0 e Visual Studio 2012 Express Edition 11 0 e Visual Studio 2013 Express Edition 12 0 Microsoft C C compilers professional editions e Visual Studio 2005 8 0 e Visual Studio 2008 9 0 e Visual Studio 2010 10 0 e Visual Studio 2012 11 0 e Visual Studio 2013 12 0 GCC compilers Dymola 2015 FDO has limited support for the MinGW GCC compiler with a GCC version compatible with 4 8 Note the present limitations and a demand for an add on refer to section GCC on page 5 Dymola license server For a Dymola license server on Windows all files needed to set up and run a Dymola license server on Windows except the license file are available in the Dymola distribution This includes also the license daemon where Dymola presently supports FLEXnet Publisher version 11 11 This version is part of the Dymola distribution Linux Supported Linux versions and compilers Dymola 2015 FD01 runs on
34. efine GlobalOptimizations 2 before generating code to activate global optimization in the compiler The default value of the flag is 0 This flag works the same for all Visual Studio compilers but the effect on compilers of previous versions is small For the Visual Studio 2013 and 2012 compiler however the simulation performance is restored but the compilation of the code might take substantially longer for large models The setting corresponds to the compiler command 0g Extended GCC compiler support DLL mode is now supported for GCC 3 4 2 Installation on Linux Dymola now available as a 64 bit application on Linux Dymola 2015 FD is available as a 64 bit application on Linux It is included in the distribution 64 bit export and import of FMUs is also supported Note some general requirements concerning jpg files and 32 bit compilation see section Supported Linux versions and compilers on page 54 Changed directory structure From Dymola 2015 FD01 version and architecture are included in the default path for installation and user opt dymola version architecture and Dymola 2015 FD01 Release Notes 27 3 5 usr local bin dymola version architecture The architecture is RPM standard and is for 32 bit 1586 and for 64 bit x86 64 This gives for example the default directory for a Dymola 2015 FD01 64 bit installation opt dymola 2015FD01 x86 64 Note that it is however still possible to s
35. es are required for installation Two types of compilers are supported on Windows in Dymola 2015 FDO1 Microsoft Visual Studio C This is the recommended compiler for professional users Note that free Microsoft compiler versions earlier than Microsoft Visual Studio Express 2008 are not supported concerning full versions some earlier versions are supported Refer to section Compilers on page 53 for more information GCC Dymola 2015 FDO1 has limited support for the MinGW GCC compiler Note e To be able to use other solvers than Lsodar and Dassl you must also add support for C when installing the GCC compiler Usually you can select this as an add on when installing GCC e There are currently some limitations with GCC e Only ordinary simulation and DLL is currently supported no FMU Export DDE or OPC servers e Only 32 bit simulation is supported e Commercial libraries Only limited testing has been done no support for external library resources e No support for run time license Installation on Linux To translate models Linux relies on a GCC compiler which is usually part of the Linux distribution Refer to section Supported Linux versions and compilers on page 54 for more information Dymola 2015 FDO1 Release Notes 5 2 About this booklet This booklet covers Dymola 2015 FDO1 The disposition is similar to the one in Dymola User Manual Volume 1 and 2 the same main headings are being used excep
36. ew command group Documentation added A new subpackage Documentation has been added in DymolaCommand to support export of for example diagram and equations to create dynamic reports 20 Improved documentation of the commands The documentation of a number of commands in DymolaCommands has been improved for most commands examples are given in the documentation New commands The commands in the New commands section below have been added to the DymolaCommands library The commands have been added in the following groups in DymolaCommands Group Commands Comment SimulatorAPI getExperiment setClassText Plot clearPlot signalOperator Value Animation exportAnimation Documentation exportDiagram New group exportDocumentation exportEquations exporticon getClassText More commands included Apart from the new commands introduced the previously available command listfunctions filter has been added to DymolaCommands to the SimulatorAPI group The function is used to list built in functions The wildcards and can be used in the filter Commands removed from DymolaCommands The following commands have been removed from DymolaCommands due to low usability they are however still accessible in Dymola e continue e experiment e SetVariable e readDataFromFile e RestoreWindow e writeToFile Dymola 2015 FD01 Release Notes 21 Automatic opening of library
37. ically stacked when imported if there are 10 default or more connectors This number can be changed by changing the value of the flag Advanced FMI OverlappinglOThreshold The default value of the flag is 10 The connection of stacked connectors has also been improved see section Extended connection dialog on page 9 64 bit export import of FMUs on Linux Dymola 2015 FDO1 supports 64 bit export and import of FMUs on Linux Note that for the 64 bit version of Dymola it is required to set the flag Advanced CompileWith64 2 when compiling applications dymosim exe that contains imported 64 bit FMUs FMU Export of Simulink Models The package rtwsfcnfmi for FMU export of Simulink models has not been updated to support FMI version 2 0 This package only supports FMI version 1 0 Model Exchange and the package may be removed in a future release of Dymola 3 6 Advanced Modelica Support 3 6 1 Flexible array sizes and resizing of arrays in functions Dymola now fully supports functions with variable sized arrays declared using in compiled functions described in section 12 4 5 in Modelica Language Specification Version 3 3 Revision 1 Note that changing the size of such arrays uses more memory and time For efficiency a hint is to first assign zeros maxSize to the array assign elements using an auxiliary size indicator and then shrink the array at the end to the auxiliary size indicator As example consider the fol
38. if successful external builtin annotation Documentation info Imports an FMU i e unzips XSL transforms the model description and opens the resulting Modelica model Note The model description file from any previous import is replaced This also applies to the binary library files This built in function corresponds to the command File gt Import gt FMU For more information please see the manual Dymola User Manual Volume 2 chapter 6 Other Simulation Environments section FMI Support in Dymola Note For big models it is recommended to set includeAllVariables false to avoid the Modelica wrapper becoming huge Example importFMU C test Modelica Mechanics Rotational Examples CoupledClutches fmu true true false end importFMU New commands A number of new commands built in functions have been added for example to support the report generator clearPlot clearPlot id 0 22 Erase curves and annotations in the diagram Id is identity of window 0 means last exportAnimation exportAnimation path width 1 height 1 Exports an animation to file Supported file formats are AVI VRML and X3D The file format is determined by the file extension Use wrl as file extension for VRML If there is more than one animation window the last window is used width and height are only applicable for X3D files exportDiagram exportDiagram path width 400 height 400 trim true Export the diagram
39. ion has been activated at translation the profiling result will also include timing results for the sequences and the parallel layers as well as for the individual sections These are identified by Seq i Par i and Sec i j where i and j are the numbers given in the log above 18 The method for parallelization is described in the paper H Elmqvist S E Mattsson and H Olsson Parallel Model Execution on many cores Proceedings of the 10th Internal Modelica Conference https www modelica org events modelica2014 proceedings html submissions ECP 140963 63 ElmqvistMattssonOlsson pdf This paper includes successful uses from the thermodynamic and the electrical domains giving speed ups of 2 9 3 4 on a quad core machine It should be noted that for many kinds of models the internal dependencies don t allow efficient parallelization for getting any substantial speed up More efficient event handling Setting the flag Advanced EfficientMinorEvents true activates more efficient handling of minor events These are events that either do not influence the continuous model at all these events will be skipped this is likely to occur when sub sampling signals in synchronous models or events that do not require a new Jacobian sampled input to a continuous model not implemented yet for Isodar and dassl The efficient event handling is not approximate in itself but due to fewer Jacobians and slight changes in the
40. ion section Hydraulics Information has been updated Each main component have detailed documentation of usage assumptions and extending classes The information section for the templates see e g Templates TwoPort displays what kind of equations that has to added to classes using this template e The package structure is improved throughout the library Examples O A separate icons package Utilities Icons is created with the most common Hydraulics Library Icons Mechanical components and actuators are now located in the Utilities Mechanics The Visualizer package is located in Utilities Visualizers Many of the component and example names were abbreviations Most of the names are now changed to the full name Many components were old and deprecated They are now placed in the package Utilities Deprecated and will be removed after a year from the release when they were put in the deprecated package These components are marked with a red cross and if they are used a warning message will appear in the message log If the user wants to keep using the component it has to be copied to the local library But they will no longer be supported by Modelon Basic components now have a different look A grey thick dashed line is placed around the components to easily identify basic components Pump and motor components are now merged and put into a new package RotatyActuators The new component RotaryActuator represents the
41. layer to a file Supported file formats are PNG and SVG The file format is determined by the file extension To export in SVG the diagram layer must exist exportDocumentation exportDocumentation path className Export the documentation for a model to an HTML file exportEquations exportEquations path Export the equations to file Supported file formats are PNG and MathML The file format is determined by the file extension Use mml as file extension for MathML exportIcon exportIcon path width 80 height 80 trim true Export the icon layer to a file Supported file formats are PNG and SVG The file format is determined by the file extension To export in SVG the icon layer must exist getClassText getClassText fullName includeAnnotations false formatted false classText Return the Modelica Text as a string classText for a given model and also if the model is read only the output readOnly true if so fullName is the name of the model for example Modelica Mechanics Rotational Components Clutch includeAnnotations specify if annotations should be included formatted if the text should be returned as HTML formatted t rue or as plain text getExperiment getExperiment Dymola 2015 FD01 Release Notes 23 Get the current experiment simulation setting Outputs from this command are StartTime StopTime NumberOfIntervals OutputInterval Algorithm Tolerance and FixedStepSize setClassText
42. light inherited components Restrict minimum font size Automatic manhattanize of connections Align dragged components to gridlines Show mouse position Map coordinate units to mm on print J Apply movement of connectors to both layers Show final parameters in parameter dialog Show hidden graphical objects Package browser Hide All Annotations Manual formattinc Max line length Show protected classes in package browser Values less than 50 cannot be set Advanced MaxLineLength The setting corresponds to the flag The value can be stored in the setup together with other setting in the Appearance tab by using the Save Setting tab 16 3 3 Simulating a model 3 3 1 Simulation speed up Multi core support Dymola can parallelize the evaluation of model equations for calculation of the derivatives for continuous time integration This feature is activated by setting the flag Advanced ParallelizeCode tru Dymola automatically inquires the number of cores Notes e Hyper threading is included in this number i e a dual core processor is seen as 4 cores and a quad core as 8 cores e The Dymola calculated number of cores is seen in the command log see below If a certain number of cores are to be used including hyper threading as above the flag Advanced NumberOfCores can be set to any wanted positive number of cores this value
43. lowing function Dymola 2015 FD01 Release Notes 41 function protected Real x algorithm for i in 1 n if then x cat l x f i end if end This function can be rewritten to be more efficient as changes in italics function protected Real x Integer x size algorithm x zeros n X Size 0 for i rn lin if then X Size x sized x x_size f i end if end for x x 1 x size Note that dynamic sizing of arrays in models is not supported 3 7 Updated libraries Below is a short description of updated libraries For a full description please refer to the libraries documentation 3 7 1 Air Conditioning Library A new version 1 9 of the Air Conditioning Library is available Some improvements Improved robustness for the refrigerant CO2 R744 at the critical point A refrigerant flow source Reservoirs FlowSourceCharge is introduced as an optional component in the liquid receiver model This makes it more convenient to reach steady state operating points in charge experiments since the additional refrigerant is usually stored there and does not have to travel through the system Chens correlation for evaporative heat transfer is added It is not dependent on the heat flux and therefore avoids this iterative loop in the non linear equation systems On the other hand it is known to be a little less accurate than other correlations The parameter p ambient which is used in all ai
44. n order to allow calling Modelica functions from HTML a web server version of Dymola has been developed All functions available in the package DymolaCommands are possible to call from JavaScript in the client web browser An automatic JavaScript generator has been developed It creates the code for the parameter exchange To support the report generator Dymola must be started specifying server port 8082 for example by adding this port as the last part of Target in a shortcut for starting Dymola Dymola 2015 FDO1 Release Notes 31 MDymola exe serverport 8082 Note The report generator is currently only supported on Windows The report generator has been tested on Firefox Google Chrome and Internet Explorer 11 JavaScript functions A set of special report JavaScript functions has been developed which are suitable to include in the HTML code When the HTML page is opened the browser communicates with Dymola to retrieve various information such as model diagrams plots and animations This information is inserted in the HTML page It is possible to save the HTML code including this information for use without having Dymola running It is also possible to re execute a function call for example to re run a simulation after changing parameters The functions add content innerHTML of HTML div blocks The structure of the functions is insertXXX result block model The id of the div block is a parameter block id The model
45. ntains a number of improvements Some examples TurboGroups package replaces Mechanics package The package Mechanics has been replaced with a TurboGroups package The reason for the new package is that the Mechanics package was dedicated to construction of turbo groups turbines including a generator rotor The Turbo groups are however used in all 3 phase representations This change should motivate the user to use dedicated mechanic libraries for mechanics modeling The new TurboGroups package has the following structure e Actuators Components used in experiments e g tabular torque sources No equivalents are available in MSL Modelica Standard Library e Gears The gear components are of a specialized type and cannot be replaced by the MSL gear components e Shafts o ShaftNoMass is modelled as a spring it now extends its MSL equivalent Modelica Mechanics Rotational Components Spring o Shaft is modeled as an inertia connected to a spring It is built up using MSL components Dymola 2015 FD01 Release Notes 43 e Rotors Two rotor types are available one corresponding to an inertia and one including connectors to generator rotor stator and friction e Examples Examples of turbo groups Data records are included in the package Components that had equivalent components in Modelica Standard Library have been replaced with those MSL components Flanges are named according to the standard in Modelica Standard Library
46. ormance More efficient implementation of gas lumped pipe better simulation performance Improved Modelica compliance Models using Thermal Power version 1 8 will automatically be converted to version 1 9 when loaded in Dymola 3 7 16 Vapor Cycle Library A new version 1 2 of the Vapor Cycle Library is available New features A Static reversible valve which can be used in architectures that change operation mode A turbine model parametrized with a mass flow lookup table and an efficiency look up table A compressor model with a parametrisation suitable for dynamic compressors It is parametrised with an isentropic efficiency table and a mass flow table An ORC example experiment has been added to the library A bend component has been added to the library A counterflow internal heat exchanger has been added to the library Visualizers for all working fluids have been added to the library The library contains a new User s Guide and two Tutorials Examples of improvements Turbine or the compressor face correct inlet density also for two phase inlet now The default characteristics however do not take into account performance deterioration because of liquid at the inlet All heat transfer correlations and pressure drop correlations for pipes have been moved in order to improve user friendliness when working with a combination of different Modelon libraries Their description and information is updated Running the included
47. ously already supported for FMI 1 0 Support for Dymola license options and FMU Export options in FMI 2 0 Support for Dymola license options in FMI 2 0 The following export options are supported Export options Model Exchange Co simulation using Co simulation using Cvode Dymola solvers Binary Export Source code export 38 Support for optional FMI Export options in FMI 2 0 The following tables list Dymola support for optional export options in FMI 2 0 Since both True and False can be a limitation the cells are color coded green means underlying feature supported in Dymola yellow means underlying feature not supported in Dymola Furthermore capital letters are used for underlying feature supported The order of the features is the order they appear in the specification Optional FMI 2 0 features Model Model Co Exchange Exchange simulation with inline using integration Cvode needsExecutionTool completedIntegratorStepNotNeeded canBelnstantiatedOnlyOncePerProcess canNotUseMemoryManagementFunctions canGetAndSetFMUState canSerializeFMUState providesDirectionalDerivative canHandle VariableCommunicationStepSize canInterpolateInputs NA NA maxOutputDerivativeOrder canRunAsynchronuously Co simulaton with inline integration Co simulation using Dymola solvers
48. r models is propagated to the top level of all heat exchangers For numerical and efficiency reason this property is constant and not the time varying downstream pressure Making this parameter 42 available at the component tops level makes it easier to simulate pressure levels different to the atmospheric pressure The default behavior of the models is not influenced by this change e Stability state as advanced feature included in refrigerant channel models The variable twoPhaseFraction which describes the fraction of a volume covered by two phase fluid is turned into an additional state with an artificial delay This can in some cases avoid oscillations which may occur for the hard coupled dependency of the heat transfer coefficient on the amount of evaporated or condensed refrigerant in the volume Note that activating this advanced feature may change the overall dynamic behavior of the component The default behavior of the affected components is not influenced A conversion script is necessary opens automatically for used evaporation heat transfer correlations see note below 3 7 2 DataFiles Library A minor version 1 0 2 has been released 3 7 3 Dymola Commands Library A major version 1 1 has been released For changes and improvements see section The library DymolaCommands reviewed and updated and automatically opened starting on page 20 3 7 4 Electric Power Library Version 2 2 of Electric Power library co
49. se this feature when connecting FMUs with stacked connectors manylOLib_Model2_fmu manylOLib_Model2_fmu1 FMI 2 0 ME Import FMI 2 0 ME Import Create Connection Connect to a subconnector below Name Unit CymanyIOLib Model2 fmu en len Jeu eng ku kg Phy kg Jeu Connection connect manyIOLib Model2 fmu y1 manyIOLib Model fmui u14 Note 1 Only overlapping connectors of the same parent component are supported by this feature Note 2 The feature Smart Connect is presently not supported when connecting overlapping connectors Dymola 2015 FD01 Release Notes 9 For information about the automatic stacking of connectors when importing FMUs see section Improved import of FMUs with many inputs outputs on page 41 3 2 2 Infinite diagram layer In Dymola 2015 FDO1 infinite diagram layer is implemented You can move the diagram icon layer by pressing Ctrl while moving the mouse Scrollbars are no longer needed and are removed when using this feature The feature is by default active but can be disabled by setting the flag Advanced InfiniteDiagramLayer false 3 2 3 Support of favorite packages It is possible to create a package containing favorite classes by right clicking on a class in the package browser and selecting Add as Favorite Package Browser G x Greng J iod Logical n LIEN Open Class Open Class in New Window fM
50. sted 3 5 3 JavaScript interface for Dymola on Windows available The class DymolalInterface provides a JavaScript API for accessing the most useful built in functions in Dymola To use the JavaScript interface Dymola must be started specifying server port 8082 for example by adding this port as the last part of Target in a shortcut for starting Dymola MDymola exe serverport 8082 There is a one to one correspondence between the parameters in a Dymola command and the parameters in the corresponding JavaScript method Note that JavaScript does not support named parameters If you want to execute a command that is not part of the Java interface you can use the method ExecuteCommand It takes a string parameter that can contain any command or expression For example dymola ExecuteCommand a 1 The command is not type checked so you are responsible for making sure that the command is valid It is not possible to retrieve the output from the command Note The JavaScript interface is currently only supported on Windows The JavaScript interface has been tested on Firefox Google Chrome and Internet Explorer 11 Below an example of how to use the JavaScript interface 30 Important try var dymola new DymolaInterface var result dymola simulateModel Modelica Mechanics Rotational Examples CoupledClutches if result result dymola plot Jl w J2 w J3 w J4 w if res
51. synchronized online parameter changes both from the variable browser and and from the paarmeter dialog of the diagram view in Simulation mode The flag is by default false Important The parameter changes are not stored in the result file 24 Note A tunable parameter is an interactive parameter that influences simulation parameters parameters that appear in simulation equations but that does not influence parameters which either specify fixed false or that appear in equations differentiated by Pantelides algorithm Copy Path available for signals in variable browser and plots The command Copy Path is selectable by right clicking e A variable in the variable browser e A curve in the plot window e A legend in the plot window The two first alternatives are illustrated below Variable Browser E Variables Values Unit dsres i 0 2 Hz 0 4 s Plot 1 0 9 s freaHz 11 1 kom 10 0 Jrad TS jiw rad s ER Copy ny lt ge LL Gees Gesang Copy Extended Path Copy Point z 7j cutchi Independent Variable gt E Rescale for Curve 27 X Erase t sini Show in Diagram tistep1 nome se All B s L2 e Show in Diagram with Legend 54 ie flange_a Remove All From Diagram 4 flange b T q Display Unit The path is copied to the clipboard Copy Extended Path available for signals in variable browser By right clicking a varia
52. t for e g Libraries and Documentation 3 Dymola 2015 FDO1 3 1 Introduction 3 1 1 Additions and improvements in Dymola A number of improvements and additions have been implemented in Dymola 2015 FDO1 In particular Dymola 2015 FDO1 provides e Support for FMI 2 0 page 38 e Extended FMI support o On Windows the handling of external resources is now also supported for FMI 2 0 It was previously already supported for FMI 1 0 page 38 o On Windows Co simulation export of FMUs with Dymola solvers is now also supported for FMI 2 0 It was previously already supported for FMI 1 0 page 38 o 64 bit export of FMUs on Linux page 38 e Simulation speed up o Multi core support page 17 o More efficient event handling page 19 e Infinite diagram layer page 10 e Extended connection dialog in particular for connection of instances with many scalar input outputs page 9 e Improved bus signal tracing page 11 e Support of favorite packages page 10 e Improved scripting page 20 e Improved export o Diagram icon layer as SVG page 14 o Plots as SVG page 19 o Animation as X3D page 19 o Improved VRML export page 20 e Extended Linux support o 64 bit Dymola distribution page 27 o 64 bit FMU Export page 38 o FLEXmet license server upgraded to 11 11 page 28 e Visual Studio 2013 supported page 26 e JavaScript interface to Dymola page 30 Dymol
53. tart the latest installation of Dymola by dymola from a terminal since a soft link is also created As an example if the 2015 FD01 64 bit Linux was the last installed version usr local bin dymola corresponds to usr local bin dymola 2015FD01 x86 64 Upgraded FLEXnet license server The Dymola program and the vendor daemon have been upgraded to version 11 11 of FLEXnet on Linux Other Simulation Environments 3 5 1 Dymola Matlab interface Compatibility The Dymola Simulink interface now supports Matlab releases from R2009a ver 7 8 up to R2014a ver 8 3 Only Visual Studio C compilers are supported to generate the DymolaBlock S function The LCC compiler is not supported Updated dymtools utility An improved and extended version of the dymbrowse command is available in Program Files x86 NDymola 2015 FDO1MMfilesNdymtools A Browse button has been added to open new result files together with an option to plot variables in a new Matlab figure The new version is supported with Matlab R2009b and later 28 DymBrowse Variables Plot preview il 1 flange a flange b J a der phi der w u Se o N E E ga T TORRE GG E v Description Load to WS Close gc figure Absolute angular velocity of component der phi rad s 3 5 2 Real time simulation Compatibility dSPACE Dymola 2015 FDO1 generated code has been verified for compatibility with the following
54. that it requires fewer coefficients than newer models is more commonly used than the Pacejka 02 model and is used in many other vehicle dynamics software products By supporting this contact force model natively in VDL the Pacejka 94 tire coefficients can be shared between VDL and other simulation tools Suspension Wheel Test Rig A new live tire suspension test rig has been added that allows the application of external forces and torques at either the contact patch or wheel center hub In physical kinematics and compliance tests it is quite common to have a wheel and tire mounted on the suspension It is the intent of this new rig to be able to better mimic the actual physical tests 50 Example suspension experiments using this new rig can be found in Examples WheelRig Chassis Kinematics amp Compliance Experiments Two new chassis level kinematics and compliance experiments have been added FourPostNoWheels amp KinematicsCompliance These rigs not only allow vertical excitation of the chassis they also allow the application of external forces and torques at either the contact patch or wheel center hub Ground Proximity Sensors Ground proximity information is commonly required in vehicle dynamics simulations Most commonly this information is used in the contact calculations for wheels Other applications include ride heights for aerodynamics calculations and ground impacts Three new sensors have been added to report
55. timated operation count for longest path using 4 cores 110030 Estimated operation count for critical path 26131 i Sequential 2 Unknowns 119 Estimated operation count 532 Parallel 3 E G Parallel 4 Unknowns Total 1683 and Max 429 Linear systems Total 36 and Max 9 Estimated operation count Total 186617 and Max 48033 5 LU Section 4 1 Q Section 4 2 Section 4 3 Q Section 4 4 HG Parallel 5 Sequential 6 Unknowns 85 Dm Linear systems 5 Estimated operation count 6425 H Q Parallel 7 m The log reports that the calculation of the derivatives the DynamicsSection includes 413717 operations while for the parallelization using 4 cores the longest path is 110030 operations which means an estimated speed up of 3 76 The critical path is estimated to have 26131 operations i e the Amdahl speed up factor is 413717 26131 15 3 which indicates an upper limit of what could be obtained having many cores and neglecting overhead The log then reports the structure of the parallelization obtained First there is a sequential part calculating 119 unknowns followed by 3 parallel layers a sequential part and finally a parallel layer The log for the parallel layer 4 is opened up and it reports that there are 4 parallel sections Dymola supports profiling It is activated by setting Advanced GenerateBlockTimers true as usual If parallelizat
56. tit arin EE OA URIB eT UE EINE nS 44 327 7 Heat Exchanger Library i e ie Eed 45 3 7 8 Hydraulics Library tee Dee RIPE ee ee ee a A eeu 46 3 7 9 Hydro Power Labraty teer Eee EE cal ne epee E pU 47 3 710 Laquid Cooling Library sis eee mp dise pee petet ipee 47 3 7 11 Model Management Libar 48 3 7 12 Modelica LinearSystems2 Libar 48 3 7 13 Pneumatics Librarya n ege Ee REENEN RA ep 48 3 7 14 Powerlram Library osha coe een RAGS OAS Se eA BE eh RD ee eee 48 3 7 15 Thermal Power Library siie osioon iesene ren ette Per ca Eed cocusbbeus E e a E E a oei 48 3 7 16 Vapor Cycle l brary i eei epen EE ci rer e ei eie eaea 49 3 72 17 Nehicle Dynamics Library iens EENS tuts rete e ei eene cie Ee atu 50 3 8 Documentation ise dot eec rte on eri A IR piece De AD Seach I DEP eti telco Sten ees 52 3 9 Appendix Installation Hardware and Software Requirements 000 0 eee eeceeecesecesecsseceecseesaeeeeeeeeeeenens 53 3 9 1 Hardware requirements recommendations 0 sees eee eeeeeseeeeeeeeceeeeeeeeeseeesecsecsaecsaecsaecaaecaaeeaeseaseneeees 53 3 9 2 EE UE 53 1 Important notes on Dymola Installation on Windows For users of Windows XP and Windows Vista specific conditions apply Please see section Support for Windows XP and Windows Vista on page 26 To translate models on Windows you must also install a supported compiler The compiler is not distributed with Dymola Note that administrator privileg
57. ult result dymola ExportPlotAsImage C temp plot png else catch alert Simulation failed var log dymola getLastError alert log e alert Exception e For more information about the JavaScript interface open the file DymolaInterface html located in Program Files x86 Dymola 2015 FD01 Modelica Library java_interface doc with your favorite browser 3 5 4 Report generator Fundamentals In Dymola 2015 FDO1 a report generator is available It is based on Dymola running as a server It enables a HTML page loaded in a browser to call Modelica functions using JavaScript It is possible to insert a model diagram change parameters simulate a model show plots show animations etc It can be used as a notebook since it s possible to re execute function calls for example to make a simulation with changed parameters and observe the changed plots The resulting report can then be stored and sent to anyone the reader does not need Dymola to read the report XHTML can be used as well as HTMLS SVG WebGL MathML and X3D successor standard for VRML For example 3D animations can be made directly in a browser using X3DOM which renders 3D animations represented as X3D It is written in JavaScript and uses WebGL For animation commands available in the animation see section Mouse and keyboard commands available for animation in reports on page 37 below I
58. ultisum vues 2 New A MultiSwitch ban 2X3 Delete Rename Ee SZ Check Add3 Copy Path Ctrl C Brat ft pivision CL Search abs Info E don Parameters This opens a simplified class creation dialog 10 p xi Add as Favorite Name Here you can select name and package To create a new package click the marked icon This opens the normal Create New Package dialog The newly created package gets preselected after creation To add a currently open class as a favorite right click the background of the diagram layer and select Add as Favorite As an example consider a package of favorites Favorites The Favorites package looks like an ordinary package but behaves differently e When you open the Favorites package the favorite classes in it will not be loaded except that Modelica Standard Library will be opened e If you have a favorite made from Modelica Blocks Math Gain drag and drop of this class will insert a Modelica Blocks Math Gain component not a Favorites Gain component e A favorite package is similar if you have as favorite the package Math made from Modelica Blocks Math drag and drop of its Gain will insert a Modelica Blocks Math Gain component not a Favorites Math Gain component 3 2 4 Improved bus signal tracing The tracing of bus signals expandable connectors has been improved by setting Log bus signal sets in the simulation setup This
Download Pdf Manuals
Related Search