blockZenithAngle
Zenith angle
Extends from Modelica.Blocks.Icons.Block (Basic graphical layout of input/output block).
Information
This component computes the zenith angle, which is the angle between the earth surface normal and the sun beam. For a definition of the parameters, see the User's Guide IBPSA.BoundaryConditions.UsersGuide.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.SIunits.Angle | lat | Latitude |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Blocks.Interfaces.RealOutput | y | Zenith angle | |
| WeatherData.Bus | weaBus | Weather data |
Revisions
-
February 25, 2012, by Michael Wetter:
Changed model to get declination angle and solar hour angle from weather bus. -
May 17, 2010, by Wangda Zuo:
First implementation.