Buildings.HeatTransfer.Data.Shades
Package with thermophysical properties for window shades
Information
Package with records that implement thermophysical properties for window shades.Extends from Modelica.Icons.MaterialPropertiesPackage (Icon for package containing property classes).
Package Content
| Name | Description |
|---|---|
 Generic
|
Thermal properties of window shades |
| Gray
|
Gray |
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 records).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| TransmissionCoefficient | tauSol_a | 0.1 | Solar transmissivity of shade surface a (surface that faces the outside or the room) [1] |
| TransmissionCoefficient | tauSol_b | 0.1 | Solar transmissivity of shade surface b (surface that faces the glass) [1] |
| ReflectionCoefficient | rhoSol_a | 0.8 | Solar reflection coefficient of shade surface a (surface that faces the outside or the room) [1] |
| ReflectionCoefficient | rhoSol_b | 0.8 | Solar reflection coefficient of shade surface b (surface that faces the glass) [1] |
| Emissivity | absIR_a | 0.84 | Infrared absorptivity of surface a (surface that faces the outside or the room) [1] |
| Emissivity | absIR_b | 0.84 | Infrared absorptivity of surface b (surface that faces the glass) [1] |
| TransmissionCoefficient | tauIR_a | 0 | Infrared transmissivity of surface a (surface that faces the outside or the room) [1] |
| TransmissionCoefficient | tauIR_b | 0 | Infrared 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.Units.SI.TransmissionCoefficient tauSol_a=0.1
"Solar transmissivity of shade surface a (surface that faces the outside or the room)";
parameter Modelica.Units.SI.TransmissionCoefficient tauSol_b=0.1
"Solar transmissivity of shade surface b (surface that faces the glass)";
parameter Modelica.Units.SI.ReflectionCoefficient rhoSol_a=0.8
"Solar reflection coefficient of shade surface a (surface that faces the outside or the room)";
parameter Modelica.Units.SI.ReflectionCoefficient rhoSol_b=0.8
"Solar reflection coefficient of shade surface b (surface that faces the glass)";
parameter Modelica.Units.SI.Emissivity absIR_a=0.84
"Infrared absorptivity of surface a (surface that faces the outside or the room)";
parameter Modelica.Units.SI.Emissivity absIR_b=0.84
"Infrared absorptivity of surface b (surface that faces the glass)";
parameter Modelica.Units.SI.TransmissionCoefficient tauIR_a=0
"Infrared transmissivity of surface a (surface that faces the outside or the room)";
parameter Modelica.Units.SI.TransmissionCoefficient tauIR_b=0
"Infrared transmissivity of surface b (surface that faces the glass)";
end Generic;
Buildings.HeatTransfer.Data.Shades.Gray
Gray
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| TransmissionCoefficient | tauSol_a | 0.25 | Solar transmissivity of shade surface a (surface that faces the outside or the room) [1] |
| TransmissionCoefficient | tauSol_b | 0.25 | Solar transmissivity of shade surface b (surface that faces the glass) [1] |
| ReflectionCoefficient | rhoSol_a | 0.25 | Solar reflection coefficient of shade surface a (surface that faces the outside or the room) [1] |
| ReflectionCoefficient | rhoSol_b | 0.25 | Solar reflection coefficient of shade surface b (surface that faces the glass) [1] |
| Emissivity | absIR_a | 0.25 | Infrared absorptivity of surface a (surface that faces the outside or the room) [1] |
| Emissivity | absIR_b | 0.25 | Infrared absorptivity of surface b (surface that faces the glass) [1] |
| TransmissionCoefficient | tauIR_a | 0 | Infrared transmissivity of surface a (surface that faces the outside or the room) [1] |
| TransmissionCoefficient | tauIR_b | 0 | Infrared transmissivity of surface b (surface that faces the glass) [1] |
Modelica definition
record Gray=Buildings.HeatTransfer.Data.Shades.Generic (
tauSol_a = 0.25,
tauSol_b = 0.25,
rhoSol_a = 0.25,
rhoSol_b = 0.25,
absIR_a = 0.25,
absIR_b = 0.25) "Gray";