recordRadiationBaseData
Basic parameters for window radiation calculation
Extends from Modelica.Icons.Record (Icon for records).
Information
Record that defines basic parameters for the window radiation calculation.
The parameter NSta is the number of states. Regular glass
has NSta=1, whereas electrochromic windows have NSta > 1.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Integer | NSta | size(tauGlaSol, 2) | Number of window states for electrochromic windows (set to 1 for regular windows) |
| Glass | |||
| Integer | N | Number of glass layers | |
| Modelica.Units.SI.Length[N] | xGla | Thickness of glass | |
| Modelica.Units.SI.TransmissionCoefficient[N,:] | tauGlaSol | Solar transmissivity of glass | |
| Modelica.Units.SI.ReflectionCoefficient[N,NSta] | rhoGlaSol_a | Solar reflectivity of glass at surface a (facing outside) | |
| Modelica.Units.SI.ReflectionCoefficient[N,NSta] | rhoGlaSol_b | Solar reflectivity of glass at surface b (facing room-side) | |
| Shade | |||
| Modelica.Units.SI.TransmissionCoefficient | tauShaSol_a | Solar transmissivity of shade for irradiation from air-side | |
| Modelica.Units.SI.TransmissionCoefficient | tauShaSol_b | Solar transmissivity of shade for irradiation from glass-side | |
| Modelica.Units.SI.ReflectionCoefficient | rhoShaSol_a | Solar reflectivity of shade for irradiation from air-side | |
| Modelica.Units.SI.ReflectionCoefficient | rhoShaSol_b | Solar reflectivity of shade for irradiation from glass-side | |
Revisions
-
August 7, 2015, by Michael Wetter:
Revised model to allow modeling of electrochromic windows. This is for issue 445. -
December 12, 2011, by Wangda Zuo:
Add glass thickness as a parameter. It is needed by the calculation of property for uncoated glass. -
December 16, 2010, by Wangda Zuo:
First implementation.