Buildings.HeatTransfer.Data.Shades

Package with thermophysical properties for window shades

Information


Package with records that implement thermophysical properties for window shades.

Package Content

NameDescription
Buildings.HeatTransfer.Data.Shades.Generic Generic Thermal properties of window shades
Buildings.HeatTransfer.Data.Shades.Gray Gray Gray


Buildings.HeatTransfer.Data.Shades.Generic Buildings.HeatTransfer.Data.Shades.Generic

Thermal properties of window shades

Information


Records that implements thermophysical properties for window shades.

Extends from Modelica.Icons.Record (Icon for a record).

Parameters

TypeNameDefaultDescription
TransmissionCoefficienttauSW_a0.1Short wave transmissivity of shade surface a (surface that faces the outside or the room) [1]
TransmissionCoefficienttauSW_b0.1Short wave transmissivity of shade surface b (surface that faces the glass) [1]
ReflectionCoefficientrhoSW_a0.8Short wave reflection coefficient of shade surface a (surface that faces the outside or the room) [1]
ReflectionCoefficientrhoSW_b0.8Short wave reflection coefficient of shade surface b (surface that faces the glass) [1]
EmissivityepsLW_a0.84Long wave emissivity of surface a (surface that faces the outside or the room) [1]
EmissivityepsLW_b0.84Long wave emissivity of surface b (surface that faces the glass) [1]
TransmissionCoefficienttauLW_a0Long wave transmissivity of surface a (surface that faces the outside or the room) [1]
TransmissionCoefficienttauLW_b0Long wave transmissivity of surface b (surface that faces the glass) [1]

Modelica definition

record Generic "Thermal properties of window shades"
    extends Modelica.Icons.Record;
 parameter Modelica.SIunits.TransmissionCoefficient tauSW_a=0.1 
    "Short wave transmissivity of shade surface a (surface that faces the outside or the room)";
 parameter Modelica.SIunits.TransmissionCoefficient tauSW_b=0.1 
    "Short wave transmissivity of shade surface b (surface that faces the glass)";
 parameter Modelica.SIunits.ReflectionCoefficient rhoSW_a=0.8 
    "Short wave reflection coefficient of shade surface a (surface that faces the outside or the room)";
 parameter Modelica.SIunits.ReflectionCoefficient rhoSW_b=0.8 
    "Short wave reflection coefficient of shade surface b (surface that faces the glass)";
 parameter Modelica.SIunits.Emissivity epsLW_a=0.84 
    "Long wave emissivity of surface a (surface that faces the outside or the room)";
 parameter Modelica.SIunits.Emissivity epsLW_b=0.84 
    "Long wave emissivity of surface b (surface that faces the glass)";
 parameter Modelica.SIunits.TransmissionCoefficient tauLW_a=0 
    "Long wave transmissivity of surface a (surface that faces the outside or the room)";
 parameter Modelica.SIunits.TransmissionCoefficient tauLW_b=0 
    "Long wave transmissivity of surface b (surface that faces the glass)";

end Generic;

Buildings.HeatTransfer.Data.Shades.Gray Buildings.HeatTransfer.Data.Shades.Gray

Gray

Parameters

TypeNameDefaultDescription
TransmissionCoefficienttauSW_a0.25Short wave transmissivity of shade surface a (surface that faces the outside or the room) [1]
TransmissionCoefficienttauSW_b0.25Short wave transmissivity of shade surface b (surface that faces the glass) [1]
ReflectionCoefficientrhoSW_a0.25Short wave reflection coefficient of shade surface a (surface that faces the outside or the room) [1]
ReflectionCoefficientrhoSW_b0.25Short wave reflection coefficient of shade surface b (surface that faces the glass) [1]
EmissivityepsLW_a0.25Long wave emissivity of surface a (surface that faces the outside or the room) [1]
EmissivityepsLW_b0.25Long wave emissivity of surface b (surface that faces the glass) [1]
TransmissionCoefficienttauLW_a0Long wave transmissivity of surface a (surface that faces the outside or the room) [1]
TransmissionCoefficienttauLW_b0Long wave transmissivity of surface b (surface that faces the glass) [1]

Modelica definition

record Gray=Buildings.HeatTransfer.Data.Shades.Generic (
    tauSW_a = 0.25,
    tauSW_b = 0.25,
    rhoSW_a = 0.25,
    rhoSW_b = 0.25,
    epsLW_a = 0.25,
    epsLW_b = 0.25) "Gray";

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