OpenModelica master from 2026-09-18 13:13:15 to 2026-09-19 20:23:33

Summary

OMC Commits20
Libraries Changed2
Number of Improvements3
Number of Regressions5
Number of Performance Improvements91
Number of Performance Regressions29

OpenModelica Changes

CommitDateAuthorSummary
aeb4c2dc722026-09-19 19:40:23 +0200kabdelhakNF: expand literal ranges in multary evaluation (#16785)
f72a8acc6b2026-09-19 18:42:27 +0200kabdelhakNB: accept sliced scalar equations in createResidual (#16783)
54b3b549b42026-09-19 17:54:15 +0200Martin SjölundFix OneDrive download and cloud working-copy path (#16784)
d9b4a79cc92026-09-19 16:15:26 +0200Martin SjölundRelease a finished library's instantiation (#16780)
2112d21c4c2026-09-19 14:01:55 +0200kabdelhakNB: only fail on provably conflicting fixed start values in alias sets (#16782)
98011284792026-09-19 12:46:58 +0200Per ÖstlundFix Interactive.getComponentsWithType stack overflow (#16781)
a4fb7ccfad2026-09-19 11:29:35 +0200kabdelhakNB: pass data into initializeResizableSparsityPattern (#16767)
781bcd5bce2026-09-18 22:29:06 +0200Martin SjölundC+Rust: report KINSOL's solver statistics
3a3f38c4fc2026-09-18 22:03:53 +0200Martin SjölundC+Rust: factor the Newton step with system LAPACK
7a1689bb832026-09-18 22:03:39 +0200Martin SjölundC+Rust: report statistics of a failed run
59070c5f492026-09-19 09:11:50 +0200Martin SjölundRust: stop collecting cycles that no longer exist (#16779)
323c297dc82026-09-18 19:32:31 +0200Martin Sjölundomgendoc: release memory between libraries (#16775)
380e5342a72026-09-18 18:53:47 +0200Martin SjölundSpeed up generated function code (#16770)
a3304c40072026-09-18 18:51:19 +0200Martin SjölundOMEdit web: load a library from a folder or zip (#16773)
e60c1df0c42026-09-18 17:43:26 +0200Martin SjölundFetch a web target's external libraries on demand (#16769)
0f097ed4f22026-09-18 17:00:48 +0200kabdelhakNB: don't crash when a record equation has no residual expression (#16768)
152c4ee1432026-09-18 17:00:32 +0200kabdelhakKINSOL: retry on KIN_SYSFUNC_FAIL instead of aborting (#16760)
aed781c6ec2026-09-18 16:35:30 +0200Martin SjölundSource-code FMUs for --simCodeTarget=C+Rust (#16763)
a05b9e4fcf2026-09-18 16:34:18 +0200AndreasBreakProcess.cpp removed (#16437)
199c69b4c92026-09-18 15:50:52 +0200Martin SjölundMake wasm-jit fit its address-space limit again (#16765)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
c7b355d2026-09-19 17:47:52 +0200Martin SjölundAdd missing libraries to the install script
e3661a92026-09-18 19:17:42 +0200Martin SjölundAdd OpenHPL and SDF to library testing

Library Changes

LibraryChange
IBPSA_latestFrom version 4.0.0-master (4d246d67dcac6070d692ae0a773aabf218f7e4d0) to 4.0.0-master (5b19c7eb8b86bb4a9963b21fe3deb407c762ba1c)
OpenHPLFrom version 1.1.1 (revision 1.1.1-20200205-155522~git~master) to 4.0.0 (8d9521a5c57113836506b474c00fd9258d87551d)

Models Affected

AixLibAixLib.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.CylindricalHeatSource (sim)Simulate performance 26.02 → 9.07
BuildSysProBuildSysPro.IBPSA.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.CylindricalHeatSource (sim)Simulate performance 25.91 → 9.04
BuildingSystemsBuildingSystems.Applications.DistrictSimulation.DistrictBerlinKreuzberg (sim)FrontEnd → Failed
BuildingSystemsBuildingSystems.Buildings.Geometries.Viewfactors.Examples.RectangularCuboidSurfaces (sim)Simulate performance 0:04:00 → 33.34
BuildingSystemsBuildingSystems.Buildings.Geometries.Viewfactors.Examples.TetraederSurfaces (sim)Simulate performance 16.47 → 2.90
BuildingSystemsBuildingSystems.Buildings.Zones.Examples.SingleZoneThermal1DViewFactorsFlexGeo (sim)Simulate performance 44.79 → 8.07
BuildingSystemsBuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.CylindricalHeatSource (sim)Simulate performance 26.20 → 9.07
Buildings_11Buildings.Controls.Predictors.Examples.BESTEST (sim)BackEnd performance 5.97 → 10.57
Buildings_11Buildings.DHC.Examples.Steam.SingleBoiler (sim)Simulate performance 0:01:36 → 1.18
Buildings_11Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.CylindricalHeatSource (sim)Simulate performance 25.04 → 9.12
Buildings_12Buildings.DHC.Examples.Steam.SingleBoiler (sim)Simulate performance 0:01:47 → 1.42
Buildings_12Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.CylindricalHeatSource (sim)Simulate performance 25.12 → 9.03
Buildings_latestBuildings.DHC.Examples.Steam.SingleBoiler (sim)Simulate performance 0:01:44 → 1.37
Buildings_latestBuildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.CylindricalHeatSource (sim)Simulate performance 24.58 → 8.75
DynawoDynawo.Examples.IEEE118.TestCases.IEEE118NoEvent (sim)BackEnd performance 6.09 → 11.67
DynawoDynawo.Examples.RVS.TestCases.TestA.TestAAlphaBetaLoadNoRestorative (sim)BackEnd performance 9.87 → 18.54
DynawoDynawo.Examples.RVS.TestCases.TestA.TestAAlphaBetaLoadRestorative (sim)BackEnd performance 9.92 → 18.72
DynawoDynawo.Examples.RVS.TestCases.TestB.TestBNoSvcNoLoadReset (sim)Simulate performance 45.48 → 0:01:30
DynawoDynawo.Examples.RVS.TestCases.TestB.TestBSvcLoadReset (sim)BackEnd performance 10.35 → 18.75
HelmholtzMediaHelmholtzMedia.Examples.BranchingDynamicPipes (sim)Simulate performance 51.07 → 27.11
IBPSA_latestIBPSA.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.CylindricalHeatSource (sim)Simulate performance 25.74 → 9.05
IDEASIDEAS.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.CylindricalHeatSource (sim)Simulate performance 25.41 → 9.11
IDEAS_devIDEAS.Fluid.Geothermal.Aquifer.Validation.SimulationTest (sim)BackEnd performance 14.26 → 25.29
IDEAS_devIDEAS.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.CylindricalHeatSource (sim)Simulate performance 25.27 → 8.83
ModelicaTest_3.2.3ModelicaTest.Fluid.TestComponents.Pipes.DynamicPipesAndFittings (sim)Simulate performance 14.70 → 5.06
ModelicaTest_3.2.3ModelicaTest.Fluid.TestExamplesVariants.BranchingDynamicPipes_StandardWater (sim)Simulate performance 57.73 → 10.70
ModelicaTest_4.0.0ModelicaTest.Fluid.TestComponents.Pipes.DynamicPipesAndFittings (sim)Simulate performance 14.23 → 3.86
ModelicaTest_4.0.0ModelicaTest.Fluid.TestExamplesVariants.BranchingDynamicPipes_StandardWater (sim)Simulate performance 0:04:00 → 0:01:28
ModelicaTest_4.0.0ModelicaTest.Math.TestMatrices2 (sim)Compile performance 6.35 → 0:02:13
ModelicaTest_4.1.0ModelicaTest.Fluid.TestComponents.Pipes.DynamicPipesAndFittings (sim)Simulate performance 13.32 → 4.51
ModelicaTest_4.1.0ModelicaTest.Fluid.TestExamplesVariants.BranchingDynamicPipes_StandardWater (sim)Simulate performance 0:04:00 → 0:01:28
ModelicaTest_4.1.0ModelicaTest.Math.TestMatrices2 (sim)Compile performance 6.73 → 0:01:40
ModelicaTest_trunkModelicaTest.Fluid.TestComponents.Pipes.DynamicPipesAndFittings (sim)Simulate performance 14.63 → 3.72
ModelicaTest_trunkModelicaTest.Fluid.TestExamplesVariants.BranchingDynamicPipes_StandardWater (sim)Simulate performance 0:04:00 → 0:01:26
ModelicaTest_trunkModelicaTest.Math.TestMatrices2 (sim)Compile performance 6.40 → 0:01:43
Modelica_3.2.3Modelica.Blocks.Examples.Rectifier12pulseFFT (sim)BackEnd performance 13.50 → 25.17
Modelica_4.0.0Modelica.Fluid.Examples.AST_BatchPlant.BatchPlant_StandardWater (sim)Simulate performance 13.97 → 3.46
Modelica_4.1.0Modelica.Fluid.Examples.AST_BatchPlant.BatchPlant_StandardWater (sim)Simulate performance 14.12 → 3.49
Modelica_4.1.0Modelica.Fluid.Examples.HeatExchanger.HeatExchangerSimulation (sim)Simulate performance 17.22 → 2.94
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_MQTT (sim)Compile → Simulate
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPAutoBufferSize (sim)Compile → Simulate
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPWithoutReceiveThread (sim)Simulate → Compile
Modelica_trunkModelica.Fluid.Examples.AST_BatchPlant.BatchPlant_StandardWater (sim)Simulate performance 13.94 → 3.43
Modelica_trunkModelica.Fluid.Examples.HeatExchanger.HeatExchangerSimulation (sim)Simulate performance 16.46 → 3.04
OpenHPLOpenHPL.Functions.KP07.TestKPpde.ElasticPenstock (sim)Simulate → Failed
OpenHPLOpenHPL.Functions.KP07.TestKPpde.OpenChannel (sim)FrontEnd → Simulate
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_160_M_10 (sim)BackEnd performance 9.52 → 18.87
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_320_M_5 (sim)BackEnd performance 10.42 → 18.78 Simulate performance 3.41 → 11.81
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_40_M_40 (sim)BackEnd performance 5.26 → 12.52
ScalableTestSuiteScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_25600 (sim)Simulate performance 22.41 → 38.38
ScalableTestSuiteScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_4 (sim)BackEnd performance 6.29 → 11.70
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_12800 (sim)BackEnd performance 5.82 → 11.97
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.SteamPipe_N_1280 (sim)BackEnd performance 10.01 → 18.23
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.SteamPipe_N_2560 (sim)BackEnd performance 22.10 → 37.75
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.SteamPipe_N_320 (sim)Simulate performance 18.24 → 7.02
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.SteamPipe_N_640 (sim)Simulate performance 50.35 → 25.28
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_56_M_56 (sim)Compile → Failed
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinear_N_56_M_56 (sim)Compile → Failed
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_160_M_10 (sim)BackEnd performance 11.54 → 21.04
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_320_M_5 (sim)BackEnd performance 12.63 → 22.85
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_40_M_40 (sim)BackEnd performance 9.84 → 16.90
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_80_M_20 (sim)BackEnd performance 10.16 → 19.27
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_40_M_40 (sim)BackEnd performance 5.79 → 15.27
ScalableTestSuite_nooptScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineModelica_N_1280 (sim)BackEnd performance 8.05 → 15.05
ScalableTestSuite_nooptScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 3.46 → 11.63
ScalableTestSuite_nooptScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_12800 (sim)Simulate performance 0:01:39 → 0:03:50
ScalableTestSuite_nooptScalableTestSuite.Thermal.Advection.ScaledExperiments.SimpleAdvection_N_12800 (sim)Simulate performance 21.99 → 7.19
ScalableTestSuite_nooptScalableTestSuite.Thermal.Advection.ScaledExperiments.SteamPipe_N_1280 (sim)BackEnd performance 9.34 → 18.59
ScalableTestSuite_nooptScalableTestSuite.Thermal.Advection.ScaledExperiments.SteamPipe_N_2560 (sim)BackEnd performance 22.19 → 41.53
ThermoPowerThermoPower.Examples.CISE.Simulators.CISESim180503 (sim)Simulate performance 26.62 → 5.51
ThermoPowerThermoPower.Test.DistributedParameterComponents.TestFlow1D2phChen_hf (sim)Simulate performance 0:02:25 → 33.83
ThermoPowerThermoPower.Test.DistributedParameterComponents.TestFlow1D2phDB (sim)Simulate performance 11.54 → 2.24
ThermoPowerThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFV2ph_C (sim)Simulate performance 11.44 → 2.43
ThermoPower_4.0.0-devThermoPower.Examples.CISE.Simulators.CISESim180503 (sim)Simulate performance 39.30 → 7.57
ThermoPower_4.0.0-devThermoPower.Test.DistributedParameterComponents.TestWaterFlow1DFV2ph_C (sim)Simulate performance 11.63 → 2.54
ThermoSysProThermoSysPro.Examples.Book.PowerPlants.CombinedCyclePowerPlant.GasTurbineTrip (sim)Simulate performance 0:02:31 → 50.61
ThermoSysProThermoSysPro.Examples.Book.PowerPlants.CombinedCyclePowerPlant.LoadVariation (sim)Simulate performance 0:05:15 → 0:01:41
ThermoSysProThermoSysPro.Examples.Book.SimpleExamples.HeatExchanger.TestDynamicTwoPhaseFlowPipe (sim)Simulate performance 24.90 → 4.41
ThermoSysProThermoSysPro.Examples.Book.SimpleExamples.PressureLoss.TestDynamicReliefValve (sim)Simulate performance 37.32 → 7.75
ThermoSysProThermoSysPro.Examples.Book.SimpleExamples.SolarCollector.TestFresnelField (sim)Simulate performance 14.07 → 3.42
ThermoSysProThermoSysPro.Examples.Book.SimpleExamples.Volume.TestDynamicDrum (sim)Simulate performance 0:01:15 → 16.28
ThermoSysProThermoSysPro.Examples.SimpleExamples.TestCentrifugalPump7 (sim)Simulate performance 0:06:16 → 0:01:39
ThermoSysProThermoSysPro.Examples.SimpleExamples.TestDynamicCentrifugalPump (sim)Simulate performance 33.65 → 7.54
ThermoSysProThermoSysPro.Examples.SimpleExamples.TestDynamicDrum2 (sim)Simulate performance 57.72 → 12.93
ThermoSysProThermoSysPro.Examples.SimpleExamples.TestDynamicDrum_CC (sim)Simulate performance 0:01:08 → 16.91
ThermoSysProThermoSysPro.Examples.SimpleExamples.TestDynamicTwoPhaseFlowPipe (sim)Simulate performance 23.81 → 4.79
ThermoSysProThermoSysPro.Examples.SimpleExamples.TestDynamicWaterHeating (sim)Simulate performance 10.04 → 2.89
ThermoSysProThermoSysPro.Examples.SimpleExamples.TestFresnelField (sim)Simulate performance 18.50 → 5.67
ThermoSysProThermoSysPro.Examples.SimpleExamples.TestNTUWaterHeating2 (sim)Simulate performance 15.44 → 3.01
ThermoSysProThermoSysPro.Fluid.Examples.Book.PowerPlants.CombinedCyclePowerPlant.GasTurbineTrip (sim)Simulate performance 0:02:18 → 50.00
ThermoSysProThermoSysPro.Fluid.Examples.Book.PowerPlants.CombinedCyclePowerPlant.LoadVariation (sim)Simulate performance 0:04:52 → 0:01:44
ThermoSysProThermoSysPro.Fluid.Examples.Book.SimpleExamples.HeatExchanger.DynamicWaterHeater.Islanding (sim)Simulate performance 0:04:00 → 0:01:09
ThermoSysProThermoSysPro.Fluid.Examples.Book.SimpleExamples.HeatExchanger.DynamicWaterHeater.NegativeFlow (sim)Simulate performance 0:04:00 → 0:01:12
ThermoSysProThermoSysPro.Fluid.Examples.Book.SimpleExamples.HeatExchanger.DynamicWaterHeater.ZeroFlow (sim)Simulate performance 0:04:00 → 0:01:09
ThermoSysProThermoSysPro.Fluid.Examples.Book.SimpleExamples.PressureLoss.TestDynamicReliefValve (sim)Simulate performance 25.39 → 4.80
ThermoSysProThermoSysPro.Fluid.Examples.Book.SimpleExamples.SolarCollector.TestFresnelField (sim)Simulate performance 17.33 → 5.52
ThermoSysProThermoSysPro.Fluid.Examples.Book.SimpleExamples.Volume.TestDynamicDrum (sim)Simulate performance 0:01:07 → 16.03
ThermoSysProThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicDrum_CC (sim)Simulate performance 0:01:07 → 15.64
ThermoSysProThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeating (sim)Simulate performance 50.31 → 12.77
ThermoSysProThermoSysPro.Fluid.Examples.SimpleExamples.TestDynamicWaterHeatingOnePipe (sim)Simulate performance 17.93 → 4.22
ThermoSysProThermoSysPro.Fluid.Examples.SimpleExamples.TestFresnelField (sim)Simulate performance 25.90 → 7.69
ThermoSysProThermoSysPro.Fluid.Examples.SimpleExamples.TestVolumeA (sim)Simulate performance 13.09 → 2.64
ThermoSysProThermoSysPro.Properties.WaterSteamSimple.Validation.Bench.Test1_IF97 (sim)Simulate performance 0:01:47 → 21.83
ThermofluidStreamThermofluidStream.Boundaries.Tests.VolumesDirectCoupling (sim)Simulate performance 33.44 → 7.14
ThermofluidStreamThermofluidStream.Examples.EspressoMachine (sim)Simulate performance 18.79 → 4.44
ThermofluidStreamThermofluidStream.Examples.HeatPump (sim)Simulate performance 0:01:01 → 33.66
ThermofluidStreamThermofluidStream.Examples.ReverseHeatPump (sim)Simulate performance 0:01:25 → 46.90
ThermofluidStreamThermofluidStream.Examples.SimpleEngine (sim)Simulate performance 10.62 → 2.45
ThermofluidStreamThermofluidStream.Examples.VaporCycle (sim)Simulate performance 14.35 → 8.20
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.ElementTwoPhase (sim)Simulate performance 17.22 → 9.30
ThermofluidStreamThermofluidStream.Media.Tests.TestXRGMedia (sim)Simulate performance 26.67 → 13.50
ThermofluidStreamThermofluidStream.Media.additionalMedia.Incompressible.Tests.TestLiqLoopDowcal100 (sim)Simulate performance 29.45 → 14.24
ThermofluidStreamThermofluidStream.Media.additionalMedia.Incompressible.Tests.TestLiqLoopJP8 (sim)Simulate performance 25.79 → 12.60
ThermofluidStreamThermofluidStream.Media.additionalMedia.SingleGasAndIncompressible.Tests.TestLiqLoopJP8DryAir (sim)Simulate performance 28.98 → 13.86
ThermofluidStreamThermofluidStream.Undirected.Boundaries.Tests.VolumesDirectCoupling (sim)Simulate performance 55.80 → 11.10
ThermofluidStreamThermofluidStream.Undirected.HeatExchangers.Tests.TestDiscretizedHEXvsDir (sim)Simulate performance 28.13 → 16.17
ThermofluidStream_devThermofluidStream.Boundaries.Tests.VolumesDirectCoupling (sim)Simulate performance 33.89 → 7.21
ThermofluidStream_devThermofluidStream.Examples.EspressoMachine (sim)Simulate performance 18.74 → 4.53
ThermofluidStream_devThermofluidStream.Examples.HeatPump (sim)Simulate performance 0:01:00 → 31.37
ThermofluidStream_devThermofluidStream.Examples.ReverseHeatPump (sim)Simulate performance 0:01:23 → 45.42
ThermofluidStream_devThermofluidStream.Examples.SimpleEngine (sim)Simulate performance 10.36 → 2.33
ThermofluidStream_devThermofluidStream.Examples.VaporCycle (sim)Simulate performance 14.04 → 7.92
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.ElementTwoPhase (sim)Simulate performance 16.95 → 9.37
ThermofluidStream_devThermofluidStream.Media.Tests.TestXRGMedia (sim)Simulate performance 25.38 → 13.64
ThermofluidStream_devThermofluidStream.Media.additionalMedia.Incompressible.Tests.TestLiqLoopDowcal100 (sim)Simulate performance 28.76 → 14.47
ThermofluidStream_devThermofluidStream.Media.additionalMedia.Incompressible.Tests.TestLiqLoopJP8 (sim)Simulate performance 25.31 → 12.66
ThermofluidStream_devThermofluidStream.Media.additionalMedia.SingleGasAndIncompressible.Tests.TestLiqLoopJP8DryAir (sim)Simulate performance 27.99 → 13.80
ThermofluidStream_devThermofluidStream.Undirected.Boundaries.Tests.VolumesDirectCoupling (sim)Simulate performance 54.19 → 11.76