OpenModelica v1.24-fmi-fmpy from 2025-09-24 09:14:32 to 2025-10-06 09:25:35

Summary

OMC Commits0
Libraries Changed5
Number of Improvements21
Number of Regressions18
Number of Performance Improvements4
Number of Performance Regressions3

OpenModelica Changes

CommitDateAuthorSummary

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
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/9c8e5ff3e8ef3b738dcfda3dbb7a498f2ebb8ed4.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
IBPSA_latestFrom version 4.0.0-master (ee78d63cf4255a8677836d4b10a6ae01af99a60c) 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 4.0.0-master (5da3cdeb3bb8d5dd144d94ab7187f405a54987e4) 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

Buildings_11Buildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Failed → Verify
Buildings_11Buildings.DHC.ETS.Combined.Validation.ChillerOnly (sim)Verify → Failed
Buildings_11Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.MultiStage (sim)Verify → Compile
Buildings_11Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:07:02 → 3.72
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600 (sim)Failed → Compile
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case650FF (sim)Failed → Verify
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Verify → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case695 (sim)Failed → Compile
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case900FF (sim)Failed → Verify
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case910 (sim)Compile → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case940 (sim)Failed → Compile
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindow (sim)Compile performance 0:01:55 → 0:03:45
Buildings_12Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.MultiStage (sim)Verify → Compile
Buildings_12Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 4.82 → 0:07:02
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600 (sim)Verify → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case610 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case695 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case940 (sim)Compile → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowInteriorShade (sim)Failed → Verify
Buildings_12Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Summer (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Winter (sim)Compile → Failed
Buildings_latestBuildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimarySecondaryEconomizer (sim)Verify → Failed
Buildings_latestBuildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Verify → Compile
Buildings_latestBuildings.DHC.Plants.Steam.Examples.SingleBoiler (sim)Compile → Verify
Buildings_latestBuildings.Fluid.DXSystems.Cooling.AirSource.Examples.VariableSpeed (sim)Verify → Compile
Buildings_latestBuildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference (sim)Compile performance 0:02:49 → 0:01:35
Buildings_latestBuildings.Fluid.HeatPumps.ModularReversible.Examples.TableData2DLoadDep (sim)Simulate → Verify
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.Templates.Components.Validation.Coils (sim)Verify → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600 (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600FF (sim)Verify → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case650 (sim)Compile → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case650FF (sim)Verify → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Failed → Verify
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case685 (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case900 (sim)Compile → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindow (sim)Verify → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindow (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindowInteriorShade (sim)Failed → Compile
IBPSA_latestIBPSA.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)Compile → Failed
ThermofluidStream_devThermofluidStream.Examples.SimpleAirCycle (sim)Compile performance 41.93 → 23.12
ThermofluidStream_devThermofluidStream.Examples.SimpleEngine (sim)Compile performance 41.62 → 24.26
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.FlowRes (sim)Compile performance 0:02:37 → 0:04:37