massFraction_pTphi

Return steam mass fraction as a function of relative humidity phi and temperature T

Information

This information is part of the Modelica Standard Library maintained by the Modelica Association.

Absolute humidity per unit mass of moist air is computed from temperature, pressure and relative humidity.

Syntax

X_steam = massFraction_pTphi(p, T, phi)

Inputs (3)

p

Type: AbsolutePressure (Pa)

Description: Pressure

T

Type: Temperature (K)

Description: Temperature

phi

Type: Real

Description: Relative humidity (0 ... 1.0)

Outputs (1)

X_steam

Type: MassFraction (kg/kg)

Description: Absolute humidity, steam mass fraction