Buildings.ThermalZones.ISO13790.Examples
Collection of models that illustrate model use and test models
Information
This packages contains examples for reduced order model applications.
Extends from Modelica.Icons.ExamplesPackage (Icon for packages containing runnable examples).
Package Content
| Name | Description |
|---|---|
 FreeFloating
|
Illustrates the use of the 5R1C thermal zone in free-floating conditions |
| FreeFloatingHVAC
|
Illustrates the use of the 5R1C HVAC thermal zone in free-floating conditions |
| HeatingCooling
|
Illustrates the use of the 5R1C thermal zone with heating and cooling |
| HeatingCoolingHVAC
|
Illustrates the use of the 5R1C HVAC thermal zone connected to a ventilation system |
Buildings.ThermalZones.ISO13790.Examples.FreeFloating
Illustrates the use of the 5R1C thermal zone in free-floating conditions
Information
This model illustrates the use of Buildings.ThermalZones.ISO13790.Zone5R1C.Zone in a free-floating case (i.e. no heating or cooling)
Extends from Modelica.Icons.Example (Icon for runnable examples).
Modelica definition
model FreeFloating "Illustrates the use of the 5R1C thermal zone in free-floating conditions"
extends Modelica.Icons.Example;
Buildings.BoundaryConditions.WeatherData.ReaderTMY3 weaDat(filNam=
Modelica.Utilities.Files.loadResource("modelica://Buildings/Resources/weatherdata/USA_IL_Chicago-OHare.Intl.AP.725300_TMY3.mos")) "weather data";
Zone5R1C.Zone zon5R1C(
airRat=0.5,
AWin={0,0,3,0},
UWin=1.8,
AWal={12,12,9,12},
ARoo=16,
UWal=1.3,
URoo=1.3,
UFlo=1,
AFlo=16,
VRoo=16*3,
redeclare replaceable Buildings.ThermalZones.ISO13790.Data.Light buiMas,
nOrientations=4,
surTil={1.5707963267949,1.5707963267949,1.5707963267949,1.5707963267949},
surAzi={3.1415926535898,-1.5707963267949,0,1.5707963267949},
gFac=0.5) "Thermal zone";
Modelica.Blocks.Sources.Constant intGains(k=10) "internal heat gains in Watt";
equation
connect(zon5R1C.weaBus, weaDat.weaBus);
connect(zon5R1C.intSenGai, intGains.y);
end FreeFloating;
Buildings.ThermalZones.ISO13790.Examples.FreeFloatingHVAC
Illustrates the use of the 5R1C HVAC thermal zone in free-floating conditions
Information
This model illustrates the use of Buildings.ThermalZones.ISO13790.Zone5R1C.ZoneHVAC in a free-floating case (i.e. no heating or cooling).
Extends from Modelica.Icons.Example (Icon for runnable examples).
Modelica definition
model FreeFloatingHVAC "Illustrates the use of the 5R1C HVAC thermal zone in free-floating conditions"
extends Modelica.Icons.Example;
Buildings.BoundaryConditions.WeatherData.ReaderTMY3 weaDat(filNam=
Modelica.Utilities.Files.loadResource("modelica://Buildings/Resources/weatherdata/USA_IL_Chicago-OHare.Intl.AP.725300_TMY3.mos")) "weather data";
Zone5R1C.ZoneHVAC zonHVAC(
airRat=0.5,
AWin={0,0,3,0},
UWin=1.8,
AWal={12,12,9,12},
ARoo=16,
UWal=1.3,
URoo=1.3,
UFlo=1,
AFlo=16,
VRoo=16*3,
nOrientations=4,
surTil={1.5707963267949,1.5707963267949,1.5707963267949,1.5707963267949},
surAzi={3.1415926535898,-1.5707963267949,0,1.5707963267949},
gFac=0.5,
redeclare package Medium = Buildings.Media.Air,
redeclare Buildings.ThermalZones.ISO13790.Data.Light buiMas) "Thermal zone";
Modelica.Blocks.Sources.Constant intGains(k=10) "Internal heat gains";
Modelica.Blocks.Sources.Constant latGains(k=0) "Latent gains";
equation
connect(zonHVAC.weaBus, weaDat.weaBus);
connect(latGains.y, zonHVAC.intLatGai);
connect(intGains.y, zonHVAC.intSenGai);
end FreeFloatingHVAC;
Buildings.ThermalZones.ISO13790.Examples.HeatingCooling
Illustrates the use of the 5R1C thermal zone with heating and cooling
Information
This model illustrates the use of Buildings.ThermalZones.ISO13790.Zone5R1C.Zone with heating and cooling.
Extends from FreeFloating (Illustrates the use of the 5R1C thermal zone in free-floating conditions).
Modelica definition
model HeatingCooling "Illustrates the use of the 5R1C thermal zone with heating and cooling"
extends FreeFloating(zon5R1C(
airRat=0.5,
AWin={0,0,3,0},
UWin=1.8,
AWal={12,12,9,12},
ARoo=16,
UWal=1.3,
URoo=1.3,
AFlo=16,
VRoo=16*3,
redeclare Buildings.ThermalZones.ISO13790.Data.Light buiMas,
gFac=0.5) "Thermal zone");
Modelica.Blocks.Math.Sum sumHeaCoo(nin=2)
"Sum of heating and cooling heat flow rate";
Modelica.Thermal.HeatTransfer.Sources.PrescribedHeatFlow preHeaCoo
"Prescribed heat flow for heating and cooling";
Modelica.Blocks.Math.Gain gaiHea(k=1E6) "Gain for heating";
Buildings.Controls.Continuous.LimPID conHeaPID(
Ti=300,
k=0.1,
reverseActing=true,
strict=true) "Controller for heating";
Modelica.Blocks.Sources.Constant TSetHea(k=273.15 + 20)
"Set-point for heating";
Modelica.Blocks.Sources.Constant TSetCoo(k=273.15 + 27)
"Set-point for cooling";
Modelica.Blocks.Routing.Multiplex2 multiplex2;
Modelica.Blocks.Math.Gain gaiCoo(k=-1E6) "Gain for cooling";
Buildings.Controls.Continuous.LimPID conCooPID(
Ti=300,
k=0.1,
reverseActing=false,
strict=true) "Controller for cooling";
equation
connect(sumHeaCoo.y, preHeaCoo.Q_flow);
connect(conHeaPID.y, gaiHea.u);
connect(TSetHea.y, conHeaPID.u_s);
connect(multiplex2.y,sumHeaCoo. u);
connect(conCooPID.u_s, TSetCoo.y);
connect(conCooPID.y, gaiCoo.u);
connect(conHeaPID.y, gaiHea.u);
connect(gaiHea.y, multiplex2.u1[1]);
connect(gaiCoo.y, multiplex2.u2[1]);
connect(gaiCoo.u, conCooPID.y);
connect(preHeaCoo.port, zon5R1C.heaPorAir);
connect(zon5R1C.TAir, conCooPID.u_m);
connect(zon5R1C.TAir, conHeaPID.u_m);
end HeatingCooling;
Buildings.ThermalZones.ISO13790.Examples.HeatingCoolingHVAC
Illustrates the use of the 5R1C HVAC thermal zone connected to a ventilation system
Information
This model illustrates the use of Buildings.ThermalZones.ISO13790.Zone5R1C.ZoneHVAC with heating and cooling. Cooling is delivered by a ventilation system with supply air temperature of 7°C.
Extends from FreeFloatingHVAC (Illustrates the use of the 5R1C HVAC thermal zone in free-floating conditions).
Modelica definition
model HeatingCoolingHVAC "Illustrates the use of the 5R1C HVAC thermal zone connected to a ventilation system"
extends FreeFloatingHVAC(zonHVAC(nPorts=2));
Modelica.Thermal.HeatTransfer.Sources.PrescribedHeatFlow preHeaCoo
"Prescribed heat flow for heating and cooling";
Modelica.Blocks.Math.Gain gaiHea(k=1E6) "Gain for heating";
Controls.Continuous.LimPID conHeaPID(
Ti=300,
k=0.1,
reverseActing=true,
strict=true) "Controller for heating";
Modelica.Blocks.Sources.Constant TSetHea(k=273.15 + 20) "Set-point for heating";
Fluid.Sources.MassFlowSource_T sou(
redeclare package Medium = Buildings.Media.Air,
use_m_flow_in=true,
T=280.15,
nPorts=1) "source of air";
Modelica.Blocks.Sources.Constant TSetCoo(k=273.15 + 27)
"Set-point for cooling";
Controls.Continuous.LimPID conCooPID(
Ti=300,
k=0.1,
yMax=0.07,
reverseActing=false,
strict=true) "Controller for cooling";
Modelica.Blocks.Math.Gain gaiCoo(k=1) "Gain for cooling";
Fluid.Sources.Boundary_pT sin(
redeclare package Medium = Buildings.Media.Air,
nPorts=1) "sink";
equation
connect(conHeaPID.y,gaiHea. u);
connect(TSetHea.y,conHeaPID. u_s);
connect(conHeaPID.y,gaiHea. u);
connect(gaiHea.y, preHeaCoo.Q_flow);
connect(conCooPID.u_s,TSetCoo. y);
connect(gaiCoo.u,conCooPID. y);
connect(sin.ports[1], zonHVAC.ports[1]);
connect(preHeaCoo.port, zonHVAC.heaPorAir);
connect(sou.ports[1], zonHVAC.ports[2]);
connect(sou.m_flow_in, gaiCoo.y);
connect(zonHVAC.TAir, conCooPID.u_m);
connect(zonHVAC.TAir, conHeaPID.u_m);
end HeatingCoolingHVAC;