Buildings.Examples.VAVReheat.ThermalZones

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Buildings.Examples.VAVReheat.ThermalZones

Package with models for the thermal zones

Information

Extends from Modelica.Icons.VariantsPackage (Icon for package containing variants).

Package Content

Name	Description
VAVBranch	Supply branch of a VAV system
Floor	Model of a floor of the building
RoomLeakage	Room leakage model

Buildings.Examples.VAVReheat.ThermalZones.VAVBranch

Supply branch of a VAV system

Parameters

Type Name Default Description

replaceable package MediumA Modelica.Media.Interfaces.Pa... Medium model for air

replaceable package MediumW Modelica.Media.Interfaces.Pa... Medium model for water

MassFlowRate m_flow_nominal Mass flow rate of this thermal zone [kg/s]

Volume VRoo Room volume [m3]

Type	Name	Default	Description
replaceable package MediumA	Modelica.Media.Interfaces.Pa...	Medium model for air
replaceable package MediumW	Modelica.Media.Interfaces.Pa...	Medium model for water
MassFlowRate	m_flow_nominal		Mass flow rate of this thermal zone [kg/s]
Volume	VRoo		Room volume [m3]

Connectors

Type Name Description

replaceable package MediumA Medium model for air

replaceable package MediumW Medium model for water

FluidPort_a port_a Fluid connector a1 (positive design flow direction is from port_a1 to port_b1)

FluidPort_a port_b Fluid connector b (positive design flow direction is from port_a1 to port_b1)

ControlBus controlBus

output RealOutput yDam Signal for VAV damper

input RealInput TRoo Measured room temperature [K]

Type	Name	Description
replaceable package MediumA	Medium model for air
replaceable package MediumW	Medium model for water
FluidPort_a	port_a	Fluid connector a1 (positive design flow direction is from port_a1 to port_b1)
FluidPort_a	port_b	Fluid connector b (positive design flow direction is from port_a1 to port_b1)
ControlBus	controlBus
output RealOutput	yDam	Signal for VAV damper
input RealInput	TRoo	Measured room temperature [K]

Modelica definition

model VAVBranch "Supply branch of a VAV system"
  replaceable package MediumA = Modelica.Media.Interfaces.PartialMedium 
    "Medium model for air";
  replaceable package MediumW = Modelica.Media.Interfaces.PartialMedium 
    "Medium model for water";
  Buildings.Fluid.Actuators.Dampers.VAVBoxExponential vav(
    redeclare package Medium = MediumA,
    m_flow_nominal=m_flow_nominal,
    A=0.6,
    use_v_nominal=true,
    dp_nominal(displayUnit="Pa") = 220 + 20) "VAV box for room";
  Buildings.Fluid.HeatExchangers.DryEffectivenessNTU terHea(
    redeclare package Medium1 = MediumA,
    redeclare package Medium2 = MediumW,
    m1_flow_nominal=m_flow_nominal,
    m2_flow_nominal=m_flow_nominal*1000*(50 - 17)/4200/10,
    Q_flow_nominal=m_flow_nominal*1006*(50 - 16.7),
    configuration=Buildings.Fluid.Types.HeatExchangerConfiguration.CounterFlow,
    dp1_nominal=0,
    from_dp2=true,
    dp2_nominal=0,
    T_a1_nominal=289.85,
    T_a2_nominal=355.35) "Heat exchanger of terminal box";
  Buildings.Fluid.Sources.FixedBoundary sinTer(
    redeclare package Medium = MediumW,
    p(displayUnit="Pa") = 3E5,
    nPorts=1) "Sink for terminal box ";
  Modelica.Fluid.Interfaces.FluidPort_a port_a(redeclare package Medium =
        MediumA) 
    "Fluid connector a1 (positive design flow direction is from port_a1 to port_b1)";
  Modelica.Fluid.Interfaces.FluidPort_a port_b(redeclare package Medium =
        MediumA) 
    "Fluid connector b (positive design flow direction is from port_a1 to port_b1)";
  parameter Modelica.SIunits.MassFlowRate m_flow_nominal 
    "Mass flow rate of this thermal zone";
  parameter Modelica.SIunits.Volume VRoo "Room volume";
  Controls.RoomVAV con "Room temperature controller";
  Controls.ControlBus controlBus;
  Buildings.Fluid.Sensors.MassFlowRate senMasFlo(redeclare package Medium =
        MediumA) "Sensor for mass flow rate";
  Modelica.Blocks.Math.Gain fraMasFlo(k=1/m_flow_nominal) 
    "Fraction of mass flow rate, relative to nominal flow";
  Buildings.Fluid.Sensors.TemperatureTwoPort TSup(
    redeclare package Medium = MediumA,
    m_flow_nominal=m_flow_nominal,
    initType=Modelica.Blocks.Types.Init.InitialState) "Supply air temperature";
  Modelica.Blocks.Interfaces.RealOutput yDam "Signal for VAV damper";
  Modelica.Blocks.Math.Gain ACH(k=1/VRoo/1.2*3600) "Air change per hour";
  Buildings.Fluid.Actuators.Valves.TwoWayLinear valHea(
    redeclare package Medium = MediumW,
    m_flow_nominal=m_flow_nominal*1000*15/4200/10,
    CvData=Buildings.Fluid.Types.CvTypes.OpPoint,
    from_dp=true,
    dpFixed_nominal=6000,
    dpValve_nominal=6000) "Valve at reaheat coil";
  Buildings.Fluid.Sources.FixedBoundary souTer(
    redeclare package Medium = MediumW,
    p(displayUnit="Pa") = 3E5 + 12000,
    nPorts=1,
    T=323.15) "Source for terminal box ";
  Modelica.Blocks.Interfaces.RealInput TRoo(unit="K", displayUnit="degC") 
    "Measured room temperature";
equation 
  connect(con.controlBus, controlBus);
  connect(fraMasFlo.u, senMasFlo.m_flow);
  connect(TSup.T, con.TSup);
  connect(con.yDam, vav.y);
  connect(terHea.port_b1, TSup.port_a);
  connect(TSup.port_b, vav.port_a);
  connect(vav.port_b, senMasFlo.port_a);
  connect(con.yDam, yDam);
  connect(ACH.u, senMasFlo.m_flow);
  connect(con.yHea, valHea.y);
  connect(souTer.ports[1], terHea.port_a2);
  connect(terHea.port_b2, valHea.port_a);
  connect(valHea.port_b, sinTer.ports[1]);
  connect(port_a, terHea.port_a1);
  connect(senMasFlo.port_b, port_b);
  connect(con.TRoo, TRoo);
end VAVBranch;

Buildings.Examples.VAVReheat.ThermalZones.Floor

Model of a floor of the building

Parameters

Type Name Default Description

replaceable package Medium Modelica.Media.Interfaces.Pa... Medium model for air

Angle lat Latitude [rad]

Real winWalRat 0.33 Window to wall ratio for exterior walls

Length hWin 1.5 Height of windows [m]

Plywood matFur Material for furniture

Carpet matCar Carpet

Concrete matCon Concrete

Plywood matWoo Wood for exterior construction

Generic matIns Steelframe construction with insulation

GypsumBoard matGyp Gypsum board

GypsumBoard matGyp2 Gypsum board

Generic conExtWal Exterior construction

Generic conIntWal Interior wall construction

Generic conFlo Floor construction (opa_a is carpet)

Generic conFur Construction for internal mass of furniture

Plywood matCarTra Wood for floor

DoubleClearAir13Clear glaSys Data record for the glazing system

InteriorConvection intConMod Buildings.HeatTransfer.Types... Convective heat transfer model for room-facing surfaces of opaque constructions

Type	Name	Default	Description
replaceable package Medium	Modelica.Media.Interfaces.Pa...	Medium model for air
Angle	lat		Latitude [rad]
Real	winWalRat	0.33	Window to wall ratio for exterior walls
Length	hWin	1.5	Height of windows [m]
Plywood	matFur		Material for furniture
Carpet	matCar		Carpet
Concrete	matCon		Concrete
Plywood	matWoo		Wood for exterior construction
Generic	matIns		Steelframe construction with insulation
GypsumBoard	matGyp		Gypsum board
GypsumBoard	matGyp2		Gypsum board
Generic	conExtWal		Exterior construction
Generic	conIntWal		Interior wall construction
Generic	conFlo		Floor construction (opa_a is carpet)
Generic	conFur		Construction for internal mass of furniture
Plywood	matCarTra		Wood for floor
DoubleClearAir13Clear	glaSys		Data record for the glazing system
InteriorConvection	intConMod	Buildings.HeatTransfer.Types...	Convective heat transfer model for room-facing surfaces of opaque constructions

Connectors

Type Name Description

replaceable package Medium Medium model for air

VesselFluidPorts_b portsSou[2] Fluid inlets and outlets

VesselFluidPorts_b portsEas[2] Fluid inlets and outlets

VesselFluidPorts_b portsNor[2] Fluid inlets and outlets

VesselFluidPorts_b portsWes[2] Fluid inlets and outlets

VesselFluidPorts_b portsCor[2] Fluid inlets and outlets

Bus weaBus Weather bus

output RealOutput TRooAir[5] Room air temperatures

output RealOutput p_rel Relative pressure signal of building static pressure

Type	Name	Description
replaceable package Medium	Medium model for air
VesselFluidPorts_b	portsSou[2]	Fluid inlets and outlets
VesselFluidPorts_b	portsEas[2]	Fluid inlets and outlets
VesselFluidPorts_b	portsNor[2]	Fluid inlets and outlets
VesselFluidPorts_b	portsWes[2]	Fluid inlets and outlets
VesselFluidPorts_b	portsCor[2]	Fluid inlets and outlets
Bus	weaBus	Weather bus
output RealOutput	TRooAir[5]	Room air temperatures
output RealOutput	p_rel	Relative pressure signal of building static pressure

Modelica definition

model Floor "Model of a floor of the building"
  replaceable package Medium = Modelica.Media.Interfaces.PartialMedium 
    "Medium model for air";
  parameter Modelica.SIunits.Angle lat "Latitude";
  parameter Real winWalRat(
    min=0.01,
    max=0.99) = 0.33 "Window to wall ratio for exterior walls";
  parameter Modelica.SIunits.Length hWin = 1.5 "Height of windows";
  parameter HeatTransfer.Data.Solids.Plywood matFur(x=0.15, nStaRef=5) 
    "Material for furniture";
  parameter HeatTransfer.Data.Resistances.Carpet matCar "Carpet";
  parameter HeatTransfer.Data.Solids.Concrete matCon(
    x=0.1,
    k=1.311,
    c=836,
    nStaRef=5) "Concrete";
  parameter HeatTransfer.Data.Solids.Plywood matWoo(
    x=0.01,
    k=0.11,
    d=544,
    nStaRef=1) "Wood for exterior construction";
  parameter HeatTransfer.Data.Solids.Generic matIns(
    x=0.087,
    k=0.049,
    c=836.8,
    d=265,
    nStaRef=5) "Steelframe construction with insulation";
  parameter HeatTransfer.Data.Solids.GypsumBoard matGyp(
    x=0.0127,
    k=0.16,
    c=830,
    d=784,
    nStaRef=2) "Gypsum board";
  parameter HeatTransfer.Data.Solids.GypsumBoard matGyp2(
    x=0.025,
    k=0.16,
    c=830,
    d=784,
    nStaRef=2) "Gypsum board";
  parameter HeatTransfer.Data.OpaqueConstructions.Generic conExtWal(final nLay=3,
      material={matWoo,matIns,matGyp}) "Exterior construction";
  parameter HeatTransfer.Data.OpaqueConstructions.Generic conIntWal(final nLay=1,
      material={matGyp2}) "Interior wall construction";
  parameter HeatTransfer.Data.OpaqueConstructions.Generic conFlo(final nLay=1, material={
        matCon}) "Floor construction (opa_a is carpet)";
  parameter HeatTransfer.Data.OpaqueConstructions.Generic conFur(final nLay=1, material={
        matFur}) "Construction for internal mass of furniture";
  parameter HeatTransfer.Data.Solids.Plywood matCarTra(
    k=0.11,
    d=544,
    nStaRef=1,
    x=0.215/0.11) "Wood for floor";
  parameter HeatTransfer.Data.GlazingSystems.DoubleClearAir13Clear
                                                glaSys(
    UFra=2,
    shade=Buildings.HeatTransfer.Data.Shades.Gray(),
    haveInteriorShade=false,
    haveExteriorShade=false) "Data record for the glazing system";
  constant Modelica.SIunits.Height hRoo=2.74 "Room height";
  Rooms.MixedAir sou(
    redeclare package Medium = Medium,
    lat=lat,
    AFlo=568.77/hRoo,
    hRoo=hRoo,
    nConExt=0,
    nConExtWin=1,
    datConExtWin(
      layers={conExtWal},
      A={49.91*hRoo},
      glaSys={glaSys},
      wWin={winWalRat/hWin*49.91*hRoo},
      each hWin=hWin,
      fFra={0.1},
      til={Buildings.HeatTransfer.Types.Tilt.Wall},
      azi={Buildings.HeatTransfer.Types.Azimuth.S}),
    nConPar=2,
    datConPar(
      layers={conFlo,conFur},
      A={568.77/hRoo,414.68},
      til={Buildings.HeatTransfer.Types.Tilt.Floor,Buildings.HeatTransfer.Types.Tilt.Wall}),
    nConBou=3,
    datConBou(
      layers={conIntWal,conIntWal,conIntWal},
      A={6.47,40.76,6.47}*hRoo,
      til={Buildings.HeatTransfer.Types.Tilt.Wall, Buildings.HeatTransfer.Types.Tilt.Wall, Buildings.HeatTransfer.Types.Tilt.Wall}),
    nSurBou=0,
    nPorts=5,
    intConMod=intConMod) "South zone";
  Rooms.MixedAir eas(
    redeclare package Medium = Medium,
    lat=lat,
    AFlo=360.0785/hRoo,
    hRoo=hRoo,
    nConExt=0,
    nConExtWin=1,
    datConExtWin(
      layers={conExtWal},
      A={33.27*hRoo},
      glaSys={glaSys},
      wWin={winWalRat/hWin*33.27*hRoo},
      each hWin=hWin,
      fFra={0.1},
      til={Buildings.HeatTransfer.Types.Tilt.Wall},
      azi={Buildings.HeatTransfer.Types.Azimuth.E}),
    nConPar=2,
    datConPar(
      layers={conFlo,conFur},
      A={360.0785/hRoo,262.52},
      til={Buildings.HeatTransfer.Types.Tilt.Floor,Buildings.HeatTransfer.Types.Tilt.Wall}),
    nConBou=1,
    datConBou(
      layers={conIntWal},
      A={24.13}*hRoo,
      til={Buildings.HeatTransfer.Types.Tilt.Wall}),
    nSurBou=2,
    surBou(
      each A=6.47*hRoo,
      each absIR=0.9,
      each absSol=0.9,
      til={Buildings.HeatTransfer.Types.Tilt.Wall, Buildings.HeatTransfer.Types.Tilt.Wall}),
    nPorts=5,
    intConMod=intConMod) "East zone";
  Rooms.MixedAir nor(
    redeclare package Medium = Medium,
    lat=lat,
    AFlo=568.77/hRoo,
    hRoo=hRoo,
    nConExt=0,
    nConExtWin=1,
    datConExtWin(
      layers={conExtWal},
      A={49.91*hRoo},
      glaSys={glaSys},
      wWin={winWalRat/hWin*49.91*hRoo},
      each hWin=hWin,
      fFra={0.1},
      til={Buildings.HeatTransfer.Types.Tilt.Wall},
      azi={Buildings.HeatTransfer.Types.Azimuth.N}),
    nConPar=2,
    datConPar(
      layers={conFlo,conFur},
      A={568.77/hRoo,414.68},
      til={Buildings.HeatTransfer.Types.Tilt.Floor,Buildings.HeatTransfer.Types.Tilt.Wall}),
    nConBou=3,
    datConBou(
      layers={conIntWal,conIntWal,conIntWal},
      A={6.47,40.76,6.47}*hRoo,
      til={Buildings.HeatTransfer.Types.Tilt.Wall, Buildings.HeatTransfer.Types.Tilt.Wall, Buildings.HeatTransfer.Types.Tilt.Wall}),
    nSurBou=0,
    nPorts=5,
    intConMod=intConMod) "North zone";
  Rooms.MixedAir wes(
    redeclare package Medium = Medium,
    lat=lat,
    AFlo=360.0785/hRoo,
    hRoo=hRoo,
    nConExt=0,
    nConExtWin=1,
    datConExtWin(
      layers={conExtWal},
      A={33.27*hRoo},
      glaSys={glaSys},
      wWin={winWalRat/hWin*33.27*hRoo},
      each hWin=hWin,
      fFra={0.1},
      til={Buildings.HeatTransfer.Types.Tilt.Wall},
      azi={Buildings.HeatTransfer.Types.Azimuth.W}),
    nConPar=2,
    datConPar(
      layers={conFlo,conFur},
      A={360.0785/hRoo,262.52},
      til={Buildings.HeatTransfer.Types.Tilt.Floor,Buildings.HeatTransfer.Types.Tilt.Wall}),
    nConBou=1,
    datConBou(
      layers={conIntWal},
      A={24.13}*hRoo,
      til={Buildings.HeatTransfer.Types.Tilt.Wall}),
    nSurBou=2,
    surBou(
      each A=6.47*hRoo,
      each absIR=0.9,
      each absSol=0.9,
      til={Buildings.HeatTransfer.Types.Tilt.Wall, Buildings.HeatTransfer.Types.Tilt.Wall}),
    nPorts=5,
    intConMod=intConMod) "West zone";
  Rooms.MixedAir cor(
    redeclare package Medium = Medium,
    lat=lat,
    AFlo=2698/hRoo,
    hRoo=hRoo,
    nConExt=0,
    nConExtWin=0,
    nConPar=2,
    datConPar(
      layers={conFlo,conFur},
      A={360.0785/hRoo,262.52},
      til={Buildings.HeatTransfer.Types.Tilt.Floor,Buildings.HeatTransfer.Types.Tilt.Wall}),
    nConBou=0,
    nSurBou=4,
    surBou(
      A={40.76,24.13,40.76,24.13}*hRoo,
      each absIR=0.9,
      each absSol=0.9,
      til={Buildings.HeatTransfer.Types.Tilt.Wall, Buildings.HeatTransfer.Types.Tilt.Wall, Buildings.HeatTransfer.Types.Tilt.Wall, Buildings.HeatTransfer.Types.Tilt.Wall}),
    nPorts=11,
    intConMod=intConMod) "Core zone";
  Modelica.Fluid.Vessels.BaseClasses.VesselFluidPorts_b portsSou[2](
      redeclare package Medium = Medium) "Fluid inlets and outlets";
  Modelica.Fluid.Vessels.BaseClasses.VesselFluidPorts_b portsEas[2](
      redeclare package Medium = Medium) "Fluid inlets and outlets";
  Modelica.Fluid.Vessels.BaseClasses.VesselFluidPorts_b portsNor[2](
      redeclare package Medium = Medium) "Fluid inlets and outlets";
  Modelica.Fluid.Vessels.BaseClasses.VesselFluidPorts_b portsWes[2](
      redeclare package Medium = Medium) "Fluid inlets and outlets";
  Modelica.Fluid.Vessels.BaseClasses.VesselFluidPorts_b portsCor[2](
      redeclare package Medium = Medium) "Fluid inlets and outlets";
  Modelica.Blocks.Math.MatrixGain gai(K=20*[0.4; 0.4; 0.2]) 
    "Matrix gain to split up heat gain in radiant, convective and latent gain";
  Modelica.Blocks.Sources.Constant uSha(k=0) 
    "Control signal for the shading device";
  Modelica.Blocks.Routing.Replicator replicator(nout=1);
  BoundaryConditions.WeatherData.Bus weaBus "Weather bus";
  RoomLeakage leaSou(redeclare package Medium = Medium, VRoo=568.77,
    s=49.91/33.27,
    azi=Buildings.HeatTransfer.Types.Azimuth.S) 
    "Model for air infiltration through the envelope";
  RoomLeakage leaEas(redeclare package Medium = Medium, VRoo=360.0785,
    s=33.27/49.91,
    azi=Buildings.HeatTransfer.Types.Azimuth.E) 
    "Model for air infiltration through the envelope";
  RoomLeakage leaNor(redeclare package Medium = Medium, VRoo=568.77,
    s=49.91/33.27,
    azi=Buildings.HeatTransfer.Types.Azimuth.N) 
    "Model for air infiltration through the envelope";
  RoomLeakage leaWes(redeclare package Medium = Medium, VRoo=360.0785,
    s=33.27/49.91,
    azi=Buildings.HeatTransfer.Types.Azimuth.W) 
    "Model for air infiltration through the envelope";
  Modelica.Thermal.HeatTransfer.Sensors.TemperatureSensor temAirSou 
    "Air temperature sensor";
  Modelica.Thermal.HeatTransfer.Sensors.TemperatureSensor temAirEas 
    "Air temperature sensor";
  Modelica.Thermal.HeatTransfer.Sensors.TemperatureSensor temAirNor 
    "Air temperature sensor";
  Modelica.Thermal.HeatTransfer.Sensors.TemperatureSensor temAirWes 
    "Air temperature sensor";
  Modelica.Thermal.HeatTransfer.Sensors.TemperatureSensor temAirPer5 
    "Air temperature sensor";
  Modelica.Blocks.Routing.Multiplex5 multiplex5_1;
  Modelica.Blocks.Interfaces.RealOutput TRooAir[5] "Room air temperatures";
  Airflow.Multizone.DoorDiscretizedOpen opeSouCor(redeclare package Medium =
        Medium, wOpe=10) "Opening between perimeter1 and core";
  Airflow.Multizone.DoorDiscretizedOpen opeEasCor(redeclare package Medium =
        Medium, wOpe=10) "Opening between perimeter2 and core";
  Airflow.Multizone.DoorDiscretizedOpen opeNorCor(redeclare package Medium =
        Medium, wOpe=10) "Opening between perimeter3 and core";
  Airflow.Multizone.DoorDiscretizedOpen opeWesCor(redeclare package Medium =
        Medium, wOpe=10) "Opening between perimeter3 and core";
  Modelica.Blocks.Sources.CombiTimeTable intGaiFra(table=[0,0.05; 3600*8,0.05; 3600*9,0.9;
        3600*12,0.9; 3600*12,0.8; 3600*13,0.8; 3600*13,1; 3600*17,1; 3600*19,0.1; 3600*24,0.05], extrapolation=
        Modelica.Blocks.Types.Extrapolation.Periodic) 
    "Fraction of internal heat gain";
  Fluid.Sensors.RelativePressure senRelPre(redeclare package Medium = Medium) 
    "Building pressure measurement";
  Fluid.Sources.Outside out(nPorts=1, redeclare package Medium = Medium);
  Modelica.Blocks.Interfaces.RealOutput p_rel 
    "Relative pressure signal of building static pressure";
  parameter HeatTransfer.Types.InteriorConvection intConMod=Buildings.HeatTransfer.Types.InteriorConvection.Temperature 
    "Convective heat transfer model for room-facing surfaces of opaque constructions";
equation 
  connect(sou.surf_conBou[1], wes.surf_surBou[2]);
  connect(sou.surf_conBou[2], cor.surf_surBou[1]);
  connect(sou.surf_conBou[3], eas.surf_surBou[1]);
  connect(eas.surf_conBou[1], cor.surf_surBou[2]);
  connect(eas.surf_surBou[2], nor.surf_conBou[1]);
  connect(nor.surf_conBou[2], cor.surf_surBou[3]);
  connect(nor.surf_conBou[3], wes.surf_surBou[1]);
  connect(wes.surf_conBou[1], cor.surf_surBou[4]);
  connect(uSha.y, replicator.u);
  connect(replicator.y, nor.uSha);
  connect(replicator.y, wes.uSha);
  connect(replicator.y, eas.uSha);
  connect(replicator.y, sou.uSha);
  connect(replicator.y, cor.uSha);
  connect(gai.y, nor.qGai_flow);
  connect(gai.y, cor.qGai_flow);
  connect(gai.y, sou.qGai_flow);
  connect(gai.y, eas.qGai_flow);
  connect(gai.y, wes.qGai_flow);
  connect(sou.weaBus, weaBus);
  connect(eas.weaBus, weaBus);
  connect(nor.weaBus, weaBus);
  connect(wes.weaBus, weaBus);
  connect(cor.weaBus, weaBus);
  connect(weaBus, leaSou.weaBus);
  connect(weaBus, leaEas.weaBus);
  connect(weaBus, leaNor.weaBus);
  connect(weaBus, leaWes.weaBus);
  connect(multiplex5_1.y, TRooAir);
  connect(temAirSou.T, multiplex5_1.u1[1]);
  connect(temAirEas.T, multiplex5_1.u2[1]);
  connect(temAirNor.T, multiplex5_1.u3[1]);
  connect(temAirWes.T, multiplex5_1.u4[1]);
  connect(temAirPer5.T, multiplex5_1.u5[1]);
  connect(sou.heaPorAir, temAirSou.port);
  connect(eas.heaPorAir, temAirEas.port);
  connect(nor.heaPorAir, temAirNor.port);
  connect(wes.heaPorAir, temAirWes.port);
  connect(cor.heaPorAir, temAirPer5.port);
  connect(sou.ports[1], portsSou[1]);
  connect(sou.ports[2], portsSou[2]);
  connect(eas.ports[1], portsEas[1]);
  connect(eas.ports[2], portsEas[2]);
  connect(nor.ports[1], portsNor[1]);
  connect(nor.ports[2], portsNor[2]);
  connect(wes.ports[1], portsWes[1]);
  connect(wes.ports[2], portsWes[2]);
  connect(cor.ports[1], portsCor[1]);
  connect(cor.ports[2], portsCor[2]);
  connect(leaSou.port_b, sou.ports[3]);
  connect(leaEas.port_b, eas.ports[3]);
  connect(leaNor.port_b, nor.ports[3]);
  connect(leaWes.port_b, wes.ports[3]);
  connect(opeSouCor.port_b1, cor.ports[3]);
  connect(opeSouCor.port_a2, cor.ports[4]);
  connect(opeSouCor.port_a1, sou.ports[4]);
  connect(opeSouCor.port_b2, sou.ports[5]);
  connect(opeEasCor.port_b1, eas.ports[4]);
  connect(opeEasCor.port_a2, eas.ports[5]);
  connect(opeEasCor.port_a1, cor.ports[5]);
  connect(opeEasCor.port_b2, cor.ports[6]);
  connect(opeNorCor.port_b1, nor.ports[4]);
  connect(opeNorCor.port_a2, nor.ports[5]);
  connect(opeNorCor.port_a1, cor.ports[7]);
  connect(opeNorCor.port_b2, cor.ports[8]);
  connect(opeWesCor.port_b1, cor.ports[9]);
  connect(opeWesCor.port_a2, cor.ports[10]);
  connect(opeWesCor.port_a1, wes.ports[4]);
  connect(opeWesCor.port_b2, wes.ports[5]);
  connect(intGaiFra.y, gai.u);
  connect(cor.ports[11], senRelPre.port_b);
  connect(out.weaBus, weaBus);
  connect(out.ports[1], senRelPre.port_a);
  connect(senRelPre.p_rel, p_rel);
end Floor;

Buildings.Examples.VAVReheat.ThermalZones.RoomLeakage

Room leakage model

Information

Room leakage.

Extends from Buildings.BaseClasses.BaseIcon (Base icon).

Parameters

Type Name Default Description

replaceable package Medium Modelica.Media.Interfaces.Pa... Medium in the component

Volume VRoo Room volume [m3]

Real s Side ratio, s=length of this wall/length of adjacent wall

Angle azi Surface azimuth (South:0, West:pi/2) [rad]

Type	Name	Default	Description
replaceable package Medium	Modelica.Media.Interfaces.Pa...	Medium in the component
Volume	VRoo		Room volume [m3]
Real	s		Side ratio, s=length of this wall/length of adjacent wall
Angle	azi		Surface azimuth (South:0, West:pi/2) [rad]

Connectors

Type Name Description

replaceable package Medium Medium in the component

FluidPort_b port_b

Bus weaBus Bus with weather data

Type	Name	Description
replaceable package Medium	Medium in the component
FluidPort_b	port_b
Bus	weaBus	Bus with weather data

Modelica definition

model RoomLeakage "Room leakage model"
  extends Buildings.BaseClasses.BaseIcon;
  replaceable package Medium = Modelica.Media.Interfaces.PartialMedium 
    "Medium in the component";
  parameter Modelica.SIunits.Volume VRoo "Room volume";
  Buildings.Fluid.FixedResistances.FixedResistanceDpM res(
    redeclare package Medium = Medium,
    dp_nominal=50,
    m_flow_nominal=VRoo*1.2/3600) "Resistance model";
  Modelica.Fluid.Interfaces.FluidPort_b port_b(redeclare package Medium =
        Medium);
  Fluid.Sources.Outside_CpLowRise
                        amb(redeclare package Medium = Medium, nPorts=1,
    s=s,
    azi=azi);
  BoundaryConditions.WeatherData.Bus weaBus "Bus with weather data";
  Fluid.Sensors.MassFlowRate senMasFlo1(redeclare package Medium = Medium,
      allowFlowReversal=true) "Sensor for mass flow rate";
  Modelica.Blocks.Math.Gain ACHInf(k=1/VRoo/1.2*3600, y(unit="1/h")) 
    "Air change per hour due to infiltration";
  parameter Real s "Side ratio, s=length of this wall/length of adjacent wall";
  parameter Modelica.SIunits.Angle azi "Surface azimuth (South:0, West:pi/2)";
equation 
  connect(res.port_b, port_b);
  connect(amb.weaBus, weaBus);
  connect(amb.ports[1], senMasFlo1.port_a);
  connect(senMasFlo1.port_b, res.port_a);
  connect(senMasFlo1.m_flow, ACHInf.u);
end RoomLeakage;

Automatically generated Thu Oct 24 15:19:41 2013.