Description: "Package with thermophysical properties for window shades"

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## 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.SIunits.TransmissionCoefficient tauSol_a=0.1 "Solar transmissivity of shade surface a (surface that faces the outside or the room)"; parameter Modelica.SIunits.TransmissionCoefficient tauSol_b=0.1 "Solar transmissivity of shade surface b (surface that faces the glass)"; parameter Modelica.SIunits.ReflectionCoefficient rhoSol_a=0.8 "Solar reflection coefficient of shade surface a (surface that faces the outside or the room)"; parameter Modelica.SIunits.ReflectionCoefficient rhoSol_b=0.8 "Solar reflection coefficient of shade surface b (surface that faces the glass)"; parameter Modelica.SIunits.Emissivity absIR_a=0.84 "Infrared absorptivity of surface a (surface that faces the outside or the room)"; parameter Modelica.SIunits.Emissivity absIR_b=0.84 "Infrared absorptivity of surface b (surface that faces the glass)"; parameter Modelica.SIunits.TransmissionCoefficient tauIR_a=0 "Infrared transmissivity of surface a (surface that faces the outside or the room)"; parameter Modelica.SIunits.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";