Buildings.Rooms.BaseClasses.Examples

Information

This package contains examples for the use of models that can be found in Buildings.Rooms.BaseClasses.

Extends from Modelica.Icons.ExamplesPackage (Icon for packages containing runnable examples).

Package Content

Name	Description
HeatGain	Test model for the HeatGain model
InfraredRadiationGainDistribution	Test model for infrared radiation gain
InfraredRadiationExchange	Test model for infrared radiation exchange
RadiationTemperature	Test model for the radiation temperature
BaseClasses	Package with base classes for Buildings.Rooms.BaseClasses.Examples

Buildings.Rooms.BaseClasses.Examples.HeatGain

Information

Parameters

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

Modelica definition

model HeatGain "Test model for the HeatGain model"
  import Buildings;
  extends Modelica.Icons.Example;

  package MediumA = Buildings.Media.GasesPTDecoupled.MoistAirUnsaturated 
    "Medium model";

  Buildings.Rooms.BaseClasses.HeatGain heatGain(redeclare package Medium =
        MediumA, AFlo=AFlo);
  Modelica.Blocks.Sources.Constant qConGai_flow(k=10) "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);
  inner Modelica.Fluid.System system;
  Buildings.Utilities.Diagnostics.AssertEquality assertEquality;
  parameter Modelica.SIunits.Area AFlo=50 "Floor area";
  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,
    m_flow_nominal=1E-3);
  Modelica.Blocks.Sources.Constant qSenAir_flow(k=0) 
    "Sensible heat flow of air stream (must be zero)";
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(assertEquality.u2, QSen_flow.H_flow);
  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);
  connect(qSenAir_flow.y, assertEquality.u1);
  connect(heatGain.QCon_flow, vol.heatPort);
end HeatGain;

Buildings.Rooms.BaseClasses.Examples.InfraredRadiationGainDistribution

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
Generic	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 InfraredRadiationGainDistribution 
  "Test model for infrared radiation gain"
  extends Modelica.Icons.Example;
  extends Buildings.Rooms.BaseClasses.Examples.BaseClasses.PartialInfraredRadiation;
  import Buildings;
  Buildings.Rooms.BaseClasses.InfraredRadiationGainDistribution irRadGai(
    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 infrared 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, irRadGai.conExt);
  connect(conConExtWin.port_a, irRadGai.conExtWin);
  connect(conConExtWinFra.port_a, irRadGai.conExtWinFra);
  connect(conConPar_a.port_a, irRadGai.conPar_a);
  connect(conConPar_b.port_a, irRadGai.conPar_b);
  connect(conConBou.port_a, irRadGai.conBou);
  connect(conSurBou.port_a, irRadGai.conSurBou);
  connect(QRad_flow.y, irRadGai.Q_flow);
  connect(zer.y, irRadGai.uSha);
end InfraredRadiationGainDistribution;

Buildings.Rooms.BaseClasses.Examples.InfraredRadiationExchange

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
Generic	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 InfraredRadiationExchange 
  "Test model for infrared radiation exchange"
  extends Modelica.Icons.Example;
  extends Buildings.Rooms.BaseClasses.Examples.BaseClasses.PartialInfraredRadiation;
  import Buildings;
  Buildings.Rooms.BaseClasses.InfraredRadiationExchange irRadExc(
    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 infrared radiative heat transfer";
  Buildings.HeatTransfer.Radiosity.Constant radSou[NConExtWin](each k=-187) 
    "Radiosity source for window";
equation 
  connect(conConExt.port_a, irRadExc.conExt);
  connect(conConExtWin.port_a, irRadExc.conExtWin);
  connect(conConExtWinFra.port_a, irRadExc.conExtWinFra);
  connect(conConPar_a.port_a, irRadExc.conPar_a);
  connect(conConPar_b.port_a, irRadExc.conPar_b);
  connect(conConBou.port_a, irRadExc.conBou);
  connect(conSurBou.port_a, irRadExc.conSurBou);
  connect(radSou.JOut, irRadExc.JInConExtWin);
end InfraredRadiationExchange;

Buildings.Rooms.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
Generic	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 Modelica.Icons.Example;
  extends Buildings.Rooms.BaseClasses.Examples.BaseClasses.PartialInfraredRadiation
    (
    bouConExt(T=289.15),
    bouConExtWin(T=290.15),
    bouConExtWinFra(T=285.15),
    bouConPar_b(T=291.15),
    bouConBou(T=295.15),
    bouSurBou(T=296.15));
  import Buildings;

  Buildings.Rooms.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";
  Buildings.HeatTransfer.Sources.FixedTemperature bouGlaUns[NConExtWin](each T=
        288.15) "Boundary condition";
  Buildings.HeatTransfer.Sources.FixedTemperature bouGlaSha[NConExtWin](each T=
        284.15) "Boundary condition";
  Buildings.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;