OpenModelica master-fmi from 2026-04-09 13:22:06 to 2026-04-11 05:27:16

Summary

OMC Commits1
Libraries Changed0
Number of Improvements7
Number of Regressions15
Number of Performance Improvements7
Number of Performance Regressions9

OpenModelica Changes

CommitDateAuthorSummary
feb4c5db222026-04-10 16:08:52 +0200Per ÖstlundImplement add/delete/updateEquation (#15309)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
29154132026-04-09 17:46:10 +0200Adrian Popupdate the way we get the version for FMPy (#283)
8f4dee72026-04-01 15:14:49 +0200linuslangenkamp[GBODE] switch to Radau IIA once again (#282)

Library Changes

LibraryChange

Models Affected

AixLibAixLib.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalHEXOneUTube (sim)Simulate → Compile
BuildingSystemsBuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalHEXOneUTube (sim)Compile → Simulate
BuildingSystemsBuildingSystems.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalHEXTwoUTube (sim)Simulate → Compile
Buildings_11Buildings.DHC.Networks.Examples.Distribution2PipeExample (sim)Compile → Failed
Buildings_11Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalHEXTwoUTube (sim)Verify → Compile
Buildings_12Buildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalHEXTwoUTube (sim)Verify → Compile
Buildings_latestBuildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalHEXTwoUTube (sim)Verify → Compile
IBPSA_latestIBPSA.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalHEXTwoUTube (sim)Compile → Simulate
IDEASIDEAS.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalHEXOneUTube (sim)Compile → Simulate
IDEASIDEAS.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalHEXTwoUTube (sim)Compile → Simulate
IDEAS_devIDEAS.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.BaseClasses.Examples.InternalHEXTwoUTube (sim)Simulate → Compile
Modelica_3.2.3Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_Initialize (sim)Simulate → Compile
Modelica_3.2.3Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.SMEE_Generator (sim)Simulate performance 9.60 → 25.41
Modelica_3.2.3Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.SMPM_CurrentSource (sim)Simulate performance 6.97 → 22.36
Modelica_3.2.3Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.SMR_CurrentSource (sim)Simulate performance 5.49 → 12.99
Modelica_4.0.0Modelica.Fluid.Examples.HeatingSystem (sim)Simulate performance 30.46 → 1.46
Modelica_4.0.0Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.SMR_CurrentSource (sim)Simulate performance 10.19 → 5.70
Modelica_4.0.0Modelica.Mechanics.MultiBody.Examples.Loops.EngineV6 (sim)Templates performance 13.13 → 2.47
Modelica_4.0.0Modelica.Mechanics.MultiBody.Examples.Loops.Fourbar1 (sim)Templates performance 11.72 → 0.62
Modelica_4.0.0Modelica.Mechanics.MultiBody.Examples.Systems.RobotR3.FullRobot (sim)Simulate performance 33.59 → 4.54
Modelica_4.0.0Modelica.Mechanics.MultiBody.Examples.Systems.RobotR3.OneAxis (sim)Simulate performance 30.47 → 1.41
Modelica_4.1.0Modelica.Electrical.PowerConverters.Examples.DCDC.HBridge.HBridge_DC_Drive (sim)Simulate → Compile
Modelica_trunkModelica.Electrical.PowerConverters.Examples.ACDC.RectifierBridge2mPulse.ThyristorBridge2mPulse_DC_Drive (sim)Simulate → Compile
Modelica_trunkModelica.Electrical.PowerConverters.Examples.DCDC.HBridge.HBridge_DC_Drive (sim)Simulate → Compile
PowerSystemsPowerSystems.Examples.AC3ph.Drives.SM_ctrl (sim)Compile → Simulate
PowerSystemsPowerSystems.Examples.AC3ph.Generation.GenOrder3and7 (sim)Simulate → Compile
PowerSystemsPowerSystems.Examples.Generic.Network.NetworkControlled (sim)Compile performance 13.83 → 0:01:01
PowerSystemsPowerSystems.Examples.Generic.Network.NetworkLoop_dq0 (sim)Compile performance 12.27 → 0:01:00
PowerSystemsPowerSystems.Examples.Generic.Network.NetworkOpened (sim)Compile performance 12.09 → 59.80
PowerSystemsPowerSystems.Examples.Generic.Test.AdmittanceTest (sim)Compile performance 11.13 → 59.37
PowerSystemsPowerSystems.Examples.Generic.Test.ImpedanceTest (sim)Compile performance 11.50 → 59.37
PowerSystemsPowerSystems.Examples.Generic.Test.InductiveLoadTest (sim)Compile performance 11.58 → 59.44
PowerSystems_latestPowerSystems.Examples.AC3ph.Generation.GenOrder3and7 (sim)Simulate → Compile
PowerSystems_latestPowerSystems.Examples.AC3ph.Generation.TurboGeneratorLine (sim)Compile → Verify
ScalableTestSuiteScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_Modelica_N_1280 (sim)Failed → Verify
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_80_M_80 (sim)BackEnd performance 0:02:28 → 0:01:23
ThermoSysProThermoSysPro.Examples.Book.PowerPlants.CombinedCyclePowerPlant.LoadVariation (sim)Compile → Failed
ThermoSysProThermoSysPro.Examples.CombinedCyclePowerPlant.CombinedCycle_TripTAC (sim)Compile → Failed