OpenModelica v1.25-fmi-fmpy from 2025-09-24 18:01:24 to 2025-10-06 14:07:36

Summary

OMC Commits3
Libraries Changed5
Number of Improvements30
Number of Regressions22
Number of Performance Improvements4
Number of Performance Regressions5

OpenModelica Changes

CommitDateAuthorSummary
142e5a89572025-09-29 09:42:37 +0200Adeel AsgharSnap to grid when pasting items (#14384) (#14401)
b3ee2fe6632025-09-26 11:15:45 +0200Julien SchuellerCMake: Pin boostrapping sources (#14391)
bfbd5026742025-09-25 13:46:10 +0200AndreasBackporting: CMake FMU export adding missing source files (#14368) (#14377)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
7662c332025-10-08 10:04:53 +0200AndreasAdding URDFModelica to installLibraries.mos (#240)
d8af3122025-10-02 14:36:24 +0200AndreasAdding URDFModelica reference results (#237)

Library Changes

LibraryChange
AdvancedNoiseFrom version 1.1.0-master (ec6ad9de3c95cc2235dd625cf42e82386af4b1df) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Aug 15 2025, 14:32:43) [GCC 11.4.0] --version show program's version number and exit to 1.2.0-master (7fd853cf68c4f5f5b103a79491718685db91eac4) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Aug 15 2025, 14:32:43) [GCC 11.4.0] --version show program's version number and exit
Buildings_11From version 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/7c3c200128806c4c5f6c29e6269fad1a565b0548.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Aug 15 2025, 14:32:43) [GCC 11.4.0] --version show program's version number and exit to 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/837483061155b7fff131fa074728ff8f5bf23f09.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Aug 15 2025, 14:32:43) [GCC 11.4.0] --version show program's version number and exit
Buildings_12From version 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/d516b790b3c85b4ce511d27fa8581fa277a70d6c.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Aug 15 2025, 14:32:43) [GCC 11.4.0] --version show program's version number and exit to 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/d1a82c36daae785875e3996737b812f3c11ccbb3.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Aug 15 2025, 14:32:43) [GCC 11.4.0] --version show program's version number and exit
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/e9a30daa897a73f6213e35cd3de849eecfbf7f63.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Aug 15 2025, 14:32:43) [GCC 11.4.0] --version show program's version number and exit to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/675ddb4fe78c9a4742dfbe46888f5b18cd23f49f.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Aug 15 2025, 14:32:43) [GCC 11.4.0] --version show program's version number and exit
ThermofluidStream_devFrom version 1.2.0-main (fe3c18b186995a2f12a8d781921616c6b62ca742) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Aug 15 2025, 14:32:43) [GCC 11.4.0] --version show program's version number and exit to 1.2.0-main (d22f02bd080ddadeac04c44a8e27b4b24bbc963b) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Aug 15 2025, 14:32:43) [GCC 11.4.0] --version show program's version number and exit

Models Affected

AdvancedNoiseAdvancedNoise.Examples.TimeBasedCorrelations (sim)Compile → Simulate
AixLibAixLib.ThermalZones.ReducedOrder.Examples.MultizonePartlyCooled (sim)Compile performance 0:03:19 → 0:06:48
AixLibAixLib.ThermalZones.ReducedOrder.Windows.Validation.VDI2078.TestCase1_Illumination (sim)Simulate → Failed
Buildings_11Buildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Failed → Verify
Buildings_11Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 3.72 → 0:07:02
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600 (sim)Failed → Compile
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case950 (sim)Verify → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Failed → Verify
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowInteriorShade (sim)Failed → Verify
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindow (sim)Compile performance 0:03:19 → 0:01:44
Buildings_11Buildings.ThermalZones.EnergyPlus_9_6_0.Examples.SmallOffice.ASHRAE2006Winter (sim)Failed → Compile
Buildings_12Buildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Failed → Verify
Buildings_12Buildings.DHC.ETS.Combined.Validation.ChillerOnly (sim)Failed → Verify
Buildings_12Buildings.DHC.Plants.Steam.Examples.SingleBoiler (sim)Compile → Verify
Buildings_12Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 4.63 → 0:07:02
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600 (sim)Failed → Verify
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600FF (sim)Verify → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case685 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case695 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case940 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Failed → Verify
Buildings_latestBuildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Verify → Compile
Buildings_latestBuildings.DHC.ETS.Combined.Validation.ChillerOnly (sim)Verify → Failed
Buildings_latestBuildings.DHC.Loads.BaseClasses.Examples.CouplingSpawnZ6 (sim)Failed → Compile
Buildings_latestBuildings.DHC.Plants.Steam.Examples.SingleBoiler (sim)Compile → Verify
Buildings_latestBuildings.Fluid.Chillers.ModularReversible.Validation.TableData2DLoadDep (sim)Verify → Failed
Buildings_latestBuildings.Fluid.Chillers.ModularReversible.Validation.TableData2DLoadDep_AirCooled (sim)Compile → Failed
Buildings_latestBuildings.Fluid.Chillers.ModularReversible.Validation.TableData2DLoadDep_HeatRecovery (sim)Verify → Failed
Buildings_latestBuildings.Fluid.HeatPumps.ModularReversible.Examples.TableData2DLoadDep (sim)Verify → Failed
Buildings_latestBuildings.Fluid.HeatPumps.ModularReversible.Examples.TableData2DLoadDepSHC1Only (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.HeatPumps.ModularReversible.RefrigerantCycle.BaseClasses.Validation.TableData2DLoadDep (sim)FrontEnd → Failed
Buildings_latestBuildings.Fluid.HeatPumps.ModularReversible.RefrigerantCycle.BaseClasses.Validation.TableData2DLoadDepSHC (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.HeatPumps.ModularReversible.RefrigerantCycle.BaseClasses.Validation.TableData2DLoadDepSHCVariable (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.HeatPumps.ModularReversible.Validation.TableData2DLoadDepSHC (sim)Simulate → Verify
Buildings_latestBuildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 4.61 → 0:14:02
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600 (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case640 (sim)Compile → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case900 (sim)Compile → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case900FF (sim)Failed → Verify
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case940 (sim)Compile → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.Initialization.MixedAir (sim)Compile performance 0:03:45 → 0:01:38
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Failed → Verify
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindowInteriorShade (sim)Compile → Failed
Buildings_latestBuildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Spring (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Winter (sim)Compile → Failed
ChemicalChemical.Obsolete.Examples.Hemoglobin.Joels57 (sim)Failed → Simulate
IDEASIDEAS.Buildings.Validation.Tests.n50Test (sim)Simulate → Compile
IDEASIDEAS.Examples.Tutorial.Example10 (sim)Compile → Failed
IDEASIDEAS.Examples.Tutorial.Example9 (sim)Compile → Failed
Modelica_3.2.3Modelica.Mechanics.MultiBody.Examples.Elementary.PointGravityWithPointMasses2 (sim)Compile → Verify
Modelica_4.0.0Modelica.Electrical.Analog.Examples.OpAmps.Multivibrator (sim)Simulate → Compile
Modelica_4.0.0Modelica.Electrical.Analog.Examples.SimpleTriacCircuit (sim)Compile → Verify
Modelica_4.1.0Modelica.Mechanics.MultiBody.Examples.Loops.EngineV6 (sim)Verify → Simulate
Modelica_trunkModelica.Mechanics.MultiBody.Examples.Constraints.UniversalConstraint (sim)Verify → Compile
Modelica_trunkModelica.Mechanics.MultiBody.Examples.Loops.EngineV6 (sim)Failed → Verify
OpenIPSL_devOpenIPSL.Tests.ThreePhase.IEEE13 (sim)Simulate performance 21.27 → 11.42
PowerGridsPowerGrids.Examples.Tutorial.IslandOperation.TwoGeneratorsFixedFrequencyReference (sim)Compile → Verify
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_4_M_4 (sim)
ScalableTestSuiteScalableTestSuite.Elementary.WhenEvents.ScaledExperiments.ManyEventsManyConditions_N_1000_M_100 (sim)Compile performance 0:01:18 → 0:02:16
ThermoPowerThermoPower.Test.GasComponents.TestGasMixer (sim)Simulate → Compile
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.FlowRes (sim)Compile performance 0:06:09 → 0:03:11