packageConstants
Library of constants for psychometric functions
Extends from Modelica.Icons.Package.
Information
This package provides constants for functions used in the calculation of thermodynamic properties of moist air.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Units.SI.Temperature | T_ref | 273.15 | Reference temperature for psychrometric calculations |
| Modelica.Units.SI.SpecificHeatCapacity | cpAir | 1006 | Specific heat capacity of air |
| Modelica.Units.SI.SpecificHeatCapacity | cpSte | 1860 | Specific heat capacity of water vapor |
| Modelica.Units.SI.SpecificHeatCapacity | cpWatLiq | 4184 | Specific heat capacity of liquid water |
| Modelica.Units.SI.SpecificEnthalpy | h_fg | 2501014.5 | Enthalpy of evaporation of water at the reference temperature |
| Real | k_mair | 0.6219647130774989 | Ratio of molar weights |
Revisions
-
May 24, 2016, by Filip Jorissen:
Added reference temperature. -
July 24, 2014, by Michael Wetter:
First implementation.