.Buildings.UsersGuide.ReleaseNotes.Version_11_1_1

Version 11.1.1

Information

Version 11.1.1 is backward compatible with 11.1.0.

The library has been tested with Dymola 2024x Refresh 1, OpenModelica 1.26.3, OPTIMICA 1.66 and recent versions of Impact.

This backward compatible version contains various model improvements. It also has been updated to use the Modelica Standard Library 4.1.0.

The following existing components have been improved in a backward compatible way:

Buildings.Electrical
Buildings.Electrical.BaseClasses.WindTurbine.PartialWindTurbine Changed model to avoid a rounding error that occurs due to the revised definition of eps in the development version of the Modelica Standard Library 4.1.0.
This is for IBPSA, #1996.
Buildings.Fluid.DXSystems
Buildings.Fluid.DXSystems.Cooling.AirSource.MultiStage
Buildings.Fluid.DXSystems.Cooling.AirSource.SingleSpeed
Buildings.Fluid.DXSystems.Cooling.AirSource.VariableSpeed
Buildings.Fluid.DXSystems.Cooling.BaseClasses.PartialDXCoolingCoil
Buildings.Fluid.DXSystems.Cooling.BaseClasses.PartialWaterCooledDXCoil
Updated redeclare and replaceable statements as required by Modelica Language Standard, and needed for Wolfram System Modeler.
This is for #4421.
Buildings.Fluid.FixedResistances
Buildings.Fluid.FixedResistances.PlugFlowPipe Removed stray Line annotation. Added if-then to conditional connections.
This is for IBPSA, #2071.
Buildings.Fluid.Geothermal.Borefields
Buildings.Fluid.Geothermal.Borefields.Data.Filling.Template Guarded against division by zero for steady-state simulations.
This is for IBPSA, #2041.
Buildings.Fluid.Geothermal
Buildings.Utilities.Clustering
Buildings.Utilities.Clustering.KMeans Improved code to avoid an error during initialization of certain borefield geometries.
This is for IBPSA, #1985 and IBPSA, #1976.
Buildings.HeatTransfer
Buildings.HeatTransfer.Conduction.BaseClasses.der_temperature_u Reformulated model to avoid warning about binding equation not being a parameter expression.
This is for #4215.
Buildings.Fluid.Geothermal.Borefields
Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.FiniteLineSource_Erfint Added an assert-statement for err and removed it from reference results.
This is for #4277.
Buildings.Fluid.Examples
Buildings.Fluid.Examples.ResistanceVolumeFlowReversal Added two-port temperature sensors to replace vol[.].T from reference results.
This is for #4276.

The following critical errors have been fixed (i.e., errors that can lead to wrong simulation results):

Buildings.ThermalZones.EnergyPlus_9_6_0
Buildings.ThermalZones.EnergyPlus_9_6_0.BaseClasses.ThermalZoneAdapter Corrected misplaced bracket in the computation of the average inlet temperature to the zone.
This is for #4559.

The following uncritical errors have been fixed (i.e., errors that do not lead to wrong simulation results, e.g., units are wrong or errors in documentation):

Buildings.Fluid
Buildings.Fluid.Actuators.BaseClasses.PartialTwoWayValve Changed unit attribute to avoid an error message when exporting an FMU with Dymola.
This is for #4455.
Buildings.Fluid.DXSystems.Cooling.BaseClasses.PartialCapacity Avoided unsafe array access that relied on short-circuiting.
This is for #4516.
Buildings.Fluid.Geothermal.BaseClasses.HeatTransfer.LoadAggregation.Validation.TemperatureResponseMatrix
Buildings.Fluid.Geothermal.BaseClasses.HeatTransfer.LoadAggregation.aggregationWeightingFactors
Buildings.Fluid.Geothermal.BaseClasses.HeatTransfer.LoadAggregation.temperatureResponseMatrix
Buildings.Fluid.Geothermal.ZonedBorefields.BaseClasses.HeatTransfer.Validation.TemperatureResponseMatrix
Buildings.Fluid.Geothermal.ZonedBorefields.BaseClasses.HeatTransfer.temperatureResponseMatrix
Corrected type specification for g-function.
This is for #4501.

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