Buildings.RoomsBeta.BaseClasses.Examples

Information

Extends from Buildings.BaseClasses.BaseIconExamples (Icon for Examples packages).

Package Content

Name	Description
HeatGain	Test model for the HeatGain model
LongWaveRadiationGainDistribution	Test model for long-wave radiation gain
LongWaveRadiationExchange	Test model for long-wave radiation exchange
RadiationTemperature	Test model for the radiation temperature
BaseClasses	Package with base classes for room models

Buildings.RoomsBeta.BaseClasses.Examples.HeatGain

Parameters

Type	Name	Default	Description
Area	AFlo	50	Floor area [m2]

Modelica definition

model HeatGain "Test model for the HeatGain model"
  import Buildings;
  package MediumA = Buildings.Media.GasesPTDecoupled.MoistAir "Medium model";

  Buildings.RoomsBeta.BaseClasses.HeatGain heatGain(redeclare package Medium =
        MediumA, AFlo=AFlo);
  Modelica.Blocks.Sources.Constant qConGai_flow(k=0) "Convective heat gain";
  Modelica.Blocks.Sources.Constant qRadGai_flow1(k=0) "Radiative heat gain";
  Modelica.Blocks.Routing.Multiplex3 multiplex3_1;
  Modelica.Blocks.Sources.Constant qLatGai_flow(k=10) "Latent heat gain";
  Buildings.Fluid.Sensors.SensibleEnthalpyFlowRate QSen_flow(redeclare package
      Medium = MediumA, m_flow_nominal=2E-4);
  Buildings.Fluid.Sensors.LatentEnthalpyFlowRate QLat_flow(redeclare package
      Medium = MediumA, m_flow_nominal=2E-4);
  Buildings.Fluid.Sources.Boundary_pT boundary(          redeclare package
      Medium = MediumA, nPorts=1);
  Modelica.Thermal.HeatTransfer.Sources.FixedTemperature fixedTemperature(T=273.15);
  inner Modelica.Fluid.System system;
  Buildings.Utilities.Diagnostics.AssertEquality assertEquality;
  parameter Modelica.SIunits.Area AFlo=50 "Floor area";
  Modelica.Blocks.Math.Gain gainCon(k=AFlo);
  Modelica.Blocks.Math.Gain gainLat(k=AFlo);
  Buildings.Utilities.Diagnostics.AssertEquality assertEquality1;
  Buildings.Fluid.MixingVolumes.MixingVolume vol(
    nPorts=2,
    redeclare package Medium = MediumA,
    V=AFlo*2.5);
equation 
  connect(qRadGai_flow1.y,multiplex3_1. u1[1]);
  connect(qConGai_flow.y,multiplex3_1. u2[1]);
  connect(qLatGai_flow.y, multiplex3_1.u3[1]);
  connect(multiplex3_1.y, heatGain.qGai_flow);
  connect(heatGain.QLat_flow, QSen_flow.port_a);
  connect(QSen_flow.port_b, QLat_flow.port_a);
  connect(fixedTemperature.port, heatGain.QCon_flow);
  connect(assertEquality.u2, QSen_flow.H_flow);
  connect(gainCon.y, assertEquality.u1);
  connect(gainCon.u, qConGai_flow.y);
  connect(assertEquality1.u2, QLat_flow.H_flow);
  connect(gainLat.y, assertEquality1.u1);
  connect(qLatGai_flow.y, gainLat.u);
  connect(boundary.ports[1], vol.ports[1]);
  connect(vol.ports[2], QLat_flow.port_b);
end HeatGain;

Buildings.RoomsBeta.BaseClasses.Examples.LongWaveRadiationGainDistribution

Information

Parameters

Type	Name	Default	Description
ParameterConstruction	datConExt[NConExt]	datConExt(each A=1)	Data for exterior construction
ParameterConstructionWithWindow	datConExtWin[NConExtWin]	datConExtWin(each A=1, each ...	Data for exterior construction with window
ParameterConstruction	datConPar[NConPar]	datConPar(each A=1)	Data for partition construction
ParameterConstruction	datConBou[NConBou]	datConBou(each A=1)	Data for construction boundary
ParameterSurface	surBou[NSurBou]	surBou(each A=1)	Record for data of surfaces whose heat conduction is modeled outside of this room
Exterior constructions
Integer	nConExt	1	Number of exterior constructions
Integer	nConExtWin	1	Number of window constructions
Partition constructions
Integer	nConPar	1	Number of partition constructions
Boundary constructions
Integer	nConBou	1	Number of constructions that have their outside surface exposed to the boundary of this room
Integer	nSurBou	1	Number of surface heat transfer models that connect to constructions that are modeled outside of this room

Modelica definition

model LongWaveRadiationGainDistribution 
  "Test model for long-wave radiation gain"
  extends Buildings.RoomsBeta.BaseClasses.Examples.BaseClasses.PartialLongWaveRadiation;
  import Buildings;

  Buildings.RoomsBeta.BaseClasses.LongWaveRadiationGainDistribution
    lonWavRadGai(
    nConExt=nConExt,
    nConExtWin=nConExtWin,
    nConPar=nConPar,
    nConBou=nConBou,
    nSurBou=nSurBou,
    final datConExt = datConExt,
    final datConExtWin = datConExtWin,
    final datConPar = datConPar,
    final datConBou = datConBou,
    final surBou = surBou,
    haveShade=true) 
    "Distribution for long wave radiative heat gains (e.g., due to equipment and people)";
protected 
  Modelica.Blocks.Sources.Constant QRad_flow(k=1) "Radiative heat gain";

  Modelica.Blocks.Sources.Constant zer[NConExtWin](each k=0) 
    "Outputs zero. This block is needed to send a signal to the shading connector if no window is used in the room model";
    
equation 
  connect(conConExt.port_a, lonWavRadGai.conExt);
  connect(conConExtWin.port_a, lonWavRadGai.conExtWin);
  connect(conConExtWinFra.port_a, lonWavRadGai.conExtWinFra);
  connect(conConPar_a.port_a, lonWavRadGai.conPar_a);
  connect(conConPar_b.port_a, lonWavRadGai.conPar_b);
  connect(conConBou.port_a, lonWavRadGai.conBou);
  connect(conSurBou.port_a, lonWavRadGai.conSurBou);

  connect(QRad_flow.y, lonWavRadGai.Q_flow);
  connect(zer.y, lonWavRadGai.uSha);
end LongWaveRadiationGainDistribution;

Buildings.RoomsBeta.BaseClasses.Examples.LongWaveRadiationExchange

Information

Parameters

Type	Name	Default	Description
ParameterConstruction	datConExt[NConExt]	datConExt(each A=1)	Data for exterior construction
ParameterConstructionWithWindow	datConExtWin[NConExtWin]	datConExtWin(each A=1, each ...	Data for exterior construction with window
ParameterConstruction	datConPar[NConPar]	datConPar(each A=1)	Data for partition construction
ParameterConstruction	datConBou[NConBou]	datConBou(each A=1)	Data for construction boundary
ParameterSurface	surBou[NSurBou]	surBou(each A=1)	Record for data of surfaces whose heat conduction is modeled outside of this room
Exterior constructions
Integer	nConExt	1	Number of exterior constructions
Integer	nConExtWin	1	Number of window constructions
Partition constructions
Integer	nConPar	1	Number of partition constructions
Boundary constructions
Integer	nConBou	1	Number of constructions that have their outside surface exposed to the boundary of this room
Integer	nSurBou	1	Number of surface heat transfer models that connect to constructions that are modeled outside of this room

Modelica definition

model LongWaveRadiationExchange 
  "Test model for long-wave radiation exchange"
  extends Buildings.RoomsBeta.BaseClasses.Examples.BaseClasses.PartialLongWaveRadiation;
  import Buildings;

  Buildings.RoomsBeta.BaseClasses.LongWaveRadiationExchange lonWavRadGai(
    nConExt=nConExt,
    nConExtWin=nConExtWin,
    nConPar=nConPar,
    nConBou=nConBou,
    nSurBou=nSurBou,
    final datConExt = datConExt,
    final datConExtWin = datConExtWin,
    final datConPar = datConPar,
    final datConBou = datConBou,
    final surBou = surBou,
    linearizeRadiation = true) 
    "Distribution for long wave radiative heat gains (e.g., due to equipment and people)";
  Buildings.HeatTransfer.Radiosity.Constant radSou[NConExtWin](each k=-10) 
    "Radiosity source for window";

equation 
  connect(conConExt.port_a, lonWavRadGai.conExt);
  connect(conConExtWin.port_a, lonWavRadGai.conExtWin);
  connect(conConExtWinFra.port_a, lonWavRadGai.conExtWinFra);
  connect(conConPar_a.port_a, lonWavRadGai.conPar_a);
  connect(conConPar_b.port_a, lonWavRadGai.conPar_b);
  connect(conConBou.port_a, lonWavRadGai.conBou);
  connect(conSurBou.port_a, lonWavRadGai.conSurBou);

  connect(radSou.JOut, lonWavRadGai.JInConExtWin);
end LongWaveRadiationExchange;

Buildings.RoomsBeta.BaseClasses.Examples.RadiationTemperature

Information

Parameters

Type	Name	Default	Description
ParameterConstruction	datConExt[NConExt]	datConExt(each A=1)	Data for exterior construction
ParameterConstructionWithWindow	datConExtWin[NConExtWin]	datConExtWin(each A=1, each ...	Data for exterior construction with window
ParameterConstruction	datConPar[NConPar]	datConPar(each A=1)	Data for partition construction
ParameterConstruction	datConBou[NConBou]	datConBou(each A=1)	Data for construction boundary
ParameterSurface	surBou[NSurBou]	surBou(each A=1)	Record for data of surfaces whose heat conduction is modeled outside of this room
Exterior constructions
Integer	nConExt	1	Number of exterior constructions
Integer	nConExtWin	1	Number of window constructions
Partition constructions
Integer	nConPar	1	Number of partition constructions
Boundary constructions
Integer	nConBou	1	Number of constructions that have their outside surface exposed to the boundary of this room
Integer	nSurBou	1	Number of surface heat transfer models that connect to constructions that are modeled outside of this room

Modelica definition

model RadiationTemperature "Test model for the radiation temperature"
  extends Buildings.RoomsBeta.BaseClasses.Examples.BaseClasses.PartialLongWaveRadiation;
  import Buildings;

  Buildings.RoomsBeta.BaseClasses.RadiationTemperature radTem(
    nConExt=nConExt,
    nConExtWin=nConExtWin,
    nConPar=nConPar,
    nConBou=nConBou,
    nSurBou=nSurBou,
    final datConExt=datConExt,
    final datConExtWin=datConExtWin,
    final datConPar=datConPar,
    final datConBou=datConBou,
    final surBou=surBou,
    haveShade=true) "Radiative temperature";

  Modelica.Blocks.Sources.Constant uSha[NConExtWin](each k=0.5) 
    "Shade control signal";
protected 
  Modelica.Thermal.HeatTransfer.Components.ThermalConductor conGlaUns[
    NConExtWin](each G=100) "Heat conductor";
  Modelica.Thermal.HeatTransfer.Components.ThermalConductor conGlaSha[
    NConExtWin](each G=100) "Heat conductor";
  Modelica.Thermal.HeatTransfer.Components.ThermalConductor conSha[NConExtWin](
      each G=100) "Heat conductor";
  Modelica.Thermal.HeatTransfer.Sources.FixedTemperature bouGlaUns[NConExtWin](
      each T=293.15) "Boundary condition";
  Modelica.Thermal.HeatTransfer.Sources.FixedTemperature bouGlaSha[NConExtWin](
      each T=293.15) "Boundary condition";
  Modelica.Thermal.HeatTransfer.Sources.FixedTemperature bouSha[NConExtWin](
      each T=293.15) "Boundary condition";
equation 
  connect(conConExt.port_a, radTem.conExt);
  connect(conConExtWin.port_a, radTem.conExtWin);
  connect(conConExtWinFra.port_a, radTem.conExtWinFra);
  connect(conConPar_a.port_a, radTem.conPar_a);
  connect(conConPar_b.port_a, radTem.conPar_b);
  connect(conConBou.port_a, radTem.conBou);
  connect(conSurBou.port_a, radTem.conSurBou);

  connect(uSha.y, radTem.uSha);
  connect(bouGlaUns.port, conGlaUns.port_b);
  connect(bouGlaSha.port, conGlaSha.port_b);
  connect(bouSha.port, conSha.port_b);
  connect(radTem.glaUns, conGlaUns.port_a);
  connect(radTem.glaSha, conGlaSha.port_a);
  connect(radTem.sha, conSha.port_a);
end RadiationTemperature;