blockSkyBrightness
Sky brightness
Extends from Modelica.Blocks.Icons.Block (Basic graphical layout of input/output block).
Information
This component computes the sky brightness.
References
R. Perez, P. Ineichen, R. Seals, J. Michalsky and R. Stewart (1990). Modeling Dyalight Availability and Irradiance Componets From Direct and Global Irradiance, Solar Energy, 44(5):271-289.
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Blocks.Interfaces.RealInput | relAirMas | Relative air mass | |
| Modelica.Blocks.Interfaces.RealInput | HDifHor | Horizontal diffuse solar radiation | |
| Modelica.Blocks.Interfaces.RealInput | solTim | Solar time | |
| Modelica.Blocks.Interfaces.RealOutput | skyBri | Sky brightness |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| Real | extRadCor | Correction for extraterrestrial radiation |
Revisions
-
September 6, 2021, by Ettore Zanetti:
Changedlatfrom being a parameter to an input from weather bus.
Added input connectorsolTim.
This is for IBPSA, #1477. -
July 07, 2010, by Wangda Zuo:
First implementation.