OpenModelica newInst-daeMode from 2026-05-01 07:59:31 to 2026-05-03 20:16:54

Summary

OMC Commits4
Libraries Changed2
Number of Improvements6
Number of Regressions4
Number of Performance Improvements3
Number of Performance Regressions1

OpenModelica Changes

CommitDateAuthorSummary
6c3ff66db32026-05-03 15:51:41 +0200Adrian Popinclude the version in the file name (#15478)
9e652b8f3a2026-05-01 20:56:49 +0200Martin SjölundChange equations to algorithms in MetaModelica (#15467)
1a2e6fa1422026-05-01 20:21:03 +0200Martin SjölundChange equations to algorithms in MetaModelica (#15475)
c3f29970a42026-05-01 10:58:46 +0200Martin SjölundChange equations to algorithms in MetaModelica (#15473)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
1dd4db72026-04-19 14:25:16 +0200Adrian Popforce fetch of tags to handle the floating tag 'nightly' (#285)
e83c3f42026-04-14 08:15:53 +0200Adrian Popcannot run python -m fmpy via check_output_log (#284)

Library Changes

LibraryChange
Buildings_11From version 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/c819a94c6d52b58d3cba23caa8cb871f1e97d2fd.zip) to 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/16657dbfcd789e924daab8027b423f5abeeb00e2.zip)
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/f47ab63e5b9225e09135b5acea620b05180097aa.zip) to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/bf456b3a4a2e5ec26a38913aef7390afd62fa686.zip)

Models Affected

AixLibAixLib.Controls.HVACAgentBasedControl.Examples.BookTrading.NetworkCommunication2 (sim)Compile → Simulate
Buildings_11Buildings.DHC.ETS.Combined.Examples.ChillerBorefield (sim)Simulate performance 29.27 → 15.48
Buildings_latestBuildings.Airflow.Multizone.Examples.PressurizationData (sim)Compile → Simulate
Buildings_latestBuildings.Applications.DataCenters.DXCooled.Examples.DXCooledAirsideEconomizer (sim)Simulate performance 0.23 → 0:13:20
Buildings_latestBuildings.DHC.Plants.Combined.Subsystems.Validation.CoolingTowerGroup (sim)Compile → Verify
Buildings_latestBuildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_100boreholes (sim)Verify → Simulate
Buildings_latestBuildings.Fluid.Sources.Examples.Outside_CpData (sim)Verify → Simulate
Buildings_latestBuildings.Fluid.Sources.Examples.Outside_CpData_Angles (sim)Verify → Simulate
Buildings_latestBuildings.Fluid.Sources.Examples.Outside_CpLowRise (sim)Verify → Simulate
Buildings_latestBuildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.IdealHeatingCoolingSummer (sim)Compile → Simulate
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPExternalTrigger (sim)Compile → Simulate
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPWithoutReceiveThread (sim)Compile → Simulate
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_noTap___N_6_M_4 (sim)Simulate performance 21.82 → 9.71
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_tapNoEv_N_6_M_4 (sim)Simulate performance 19.46 → 10.26