functionTSky

Calculates the sky temperature

Information

This function outputs the sky temperature dependent on clearness index of the sky, the air moisture and the air pressure.

Inputs

TypeNameDefaultDescription
Modelica.Units.SI.TemperatureTAirRefAir temperature on reference height
RealtimeSTime in seconds
RealbSkyClearness index of the sky: 0 (clear) to 1 (100 percent covered)
Modelica.Units.SI.MassFractionxAirAbsolute air moisture
Modelica.Units.SI.PressurepRefAir pressure on reference height
Modelica.Units.SI.PressurepGroundAir pressure on ground level

Outputs

TypeNameDefaultDescription
Modelica.Units.SI.TemperaturevalueSky temperature

Revisions

  • January 1, 2016, by Christoph Nytsch-Geusen:
    First implementation.