modelPartialRoomParams

Partial model with base parameters that are necessary for all HOM rooms and for building propagation

Parameters

TypeNameDefaultDescription
AixLib.DataBase.Walls.Collections.BaseDataMultiWallswallTypes
Air volume of room
Modelica.Units.SI.DensitydenAir1.19Density of air
Modelica.Units.SI.SpecificHeatCapacitycAir1007Specific heat capacity of air
Dynamics
Modelica.Fluid.Types.DynamicsenergyDynamicsWallsModelica.Fluid.Types.Dynamics.DynamicFreeInitialType of energy balance for wall capacities: dynamic (3 initialization options) or steady state
Initialization › Air volume of room
Modelica.Units.SI.TemperatureT0_air295.11Air
Initialization › Walls
Modelica.Units.SI.TemperatureTWalls_startModelica.Units.Conversions.from_degC(16)Initial temperature of all walls
Inner walls › Heat convection
AixLib.ThermalZones.HighOrder.Components.Types.CalcMethodConvectiveHeatTransferInsideSurfacecalcMethodInAixLib.ThermalZones.HighOrder.Components.Types.CalcMethodConvectiveHeatTransferInsideSurface.EN_ISO_6946_Appendix_ACalculation method of convective heat transfer coefficient at inside surface
Modelica.Units.SI.CoefficientOfHeatTransferhConIn_const2.5Custom convective heat transfer coefficient (just for manual selection, not recommended)
Inner walls › Longwave radiation
AixLib.ThermalZones.HighOrder.Components.Types.CalcMethodRadiativeHeatTransferradLongCalcMethodAixLib.ThermalZones.HighOrder.Components.Types.CalcMethodRadiativeHeatTransfer.No_approxCalculation method for longwave radiation heat transfer
Modelica.Units.SI.TemperatureT_refModelica.Units.Conversions.from_degC(16)Reference temperature for optional linearization of longwave radiation
Outer walls › Windows
DataBase.WindowsDoors.Simple.OWBaseDataDefinition_SimpleType_WinWindow parametrization
Outer walls › Solar absorptance
Realsolar_absorptance_OW0.6Solar absoptance outer walls
Outer walls › Heat convection
AixLib.ThermalZones.HighOrder.Components.Types.CalcMethodConvectiveHeatTransfercalcMethodOutAixLib.ThermalZones.HighOrder.Components.Types.CalcMethodConvectiveHeatTransfer.DIN_6946Calculation method for convective heat transfer coefficient
DataBase.Surfaces.RoughnessForHT.PolynomialCoefficients_ASHRAEHandbooksurfaceTypeDataBase.Surfaces.RoughnessForHT.Brick_RoughPlaster()Surface type of outside wall
Modelica.Units.SI.CoefficientOfHeatTransferhConOut_const25Custom convective heat transfer coefficient (just for manual selection, not recommended)
Outer walls › Sunblind
Booleanuse_sunblindfalseWill sunblind become active automatically?
RealratioSunblind0.8Sunblind factor. 1 means total blocking of irradiation, 0 no sunblind
Modelica.Units.SI.IrradiancesolIrrThreshold350Threshold for global solar irradiation on this surface to enable sunblinding (see also TOutAirLimit)
Modelica.Units.SI.TemperatureTOutAirLimit293.15Temperature at which sunblind closes (see also solIrrThreshold)
Infiltration acc. to EN 12831 (airtightness)
Booleanuse_infiltEN12831falseUse model to exchange room air with outdoor air acc. to standard
Realn504Air exchange rate at 50 Pa pressure difference
Reale0.03Coefficient of windshield
Realeps1.0Coefficient of height
Dynamic ventilation
BooleanwithDynamicVentilationfalseDynamic ventilation
Modelica.Units.SI.TemperatureHeatingLimit288.15Outside temperature at which the heating activates
RealMax_VR10Maximal ventilation rate
Modelica.Units.SI.TemperatureDifferenceDiff_toTempset2Difference to set temperature
Modelica.Units.SI.TemperatureTset295.15Tset

Contents

NameDescription
WindowModel
CorrSolarGainWin

Revisions

  • January 9, 2020 by Philipp Mehrfeld:
    Model added to the AixLib library.