Buildings.HeatTransfer.Radiosity.Examples

Information

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

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

Package Content

Name	Description
OpaqueSurface	Test model for indoor source as an opaque surface
OutdoorRadiosity	Test model for outdoor radiosity

Buildings.HeatTransfer.Radiosity.Examples.OpaqueSurface

Information

Modelica definition

model OpaqueSurface 
  "Test model for indoor source as an opaque surface"
  import Buildings;
  extends Modelica.Icons.Example;

  Buildings.HeatTransfer.Sources.FixedTemperature T2(T=303.15);

  Buildings.HeatTransfer.Radiosity.OpaqueSurface bod1( absIR=0.3, A=1);
  Buildings.HeatTransfer.Sources.FixedTemperature T1(T=293.15);
  Buildings.HeatTransfer.Radiosity.OpaqueSurface bod2( absIR=0.3, A=1);
equation 
  connect(T1.port, bod1.heatPort);
  connect(T2.port, bod2.heatPort);
  connect(bod1.JOut, bod2.JIn);
  connect(bod2.JOut, bod1.JIn);
end OpaqueSurface;

Buildings.HeatTransfer.Radiosity.Examples.OutdoorRadiosity

Information

Parameters

Type	Name	Default	Description
Area	A	1	Area of receiving surface [m2]

Modelica definition

model OutdoorRadiosity "Test model for outdoor radiosity"
  import Buildings;
  extends Modelica.Icons.Example;
  Buildings.HeatTransfer.Radiosity.OpaqueSurface sur(A=A, absIR=1) 
    "Receiving surface";
  Buildings.HeatTransfer.Radiosity.OutdoorRadiosity outRad(A=A, vieFacSky=0.5) 
    "Outdoor radiosity model";
  parameter Modelica.SIunits.Area A=1 "Area of receiving surface";
  Modelica.Blocks.Sources.Ramp TSky(
    duration=1,
    height=30,
    offset=273.15) "Sky blackbody temperature";
  Modelica.Blocks.Sources.Constant TAir(k=273.15 + 20) 
    "Outside air temperature";
equation 
  connect(outRad.JOut, sur.JIn);
  connect(TAir.y, outRad.TBlaSky);
  connect(TSky.y, outRad.TOut);
end OutdoorRadiosity;