wgT: Speed of Sound of Gas Phase, Function of Temperature
Description
The function wgT(Temp,digits=9) returns the Speed
of Sound of Gas Phase [m s-1], wg, for given Temp [K].
Usage
wgT(Temp, digits = 9)
Value
The Speed of Sound of Gas Phase: wg [ m s-1 ] and an Error
Message (if an error occur: errorCodes)
Arguments
Temp
Temperature [ K ]
digits
Digits of results (optional)
Details
This function calls a Fortran DLL that solves the Helmholtz Energy Equation.
in accordance with the Revised Release on the IAPWS Formulation 1995 for the
Thermodynamic Properties of Ordinary Water Substance for General and Scientific
Use (June 2014) developed by the International Association for the Properties of
Water and Steam, http://www.iapws.org/relguide/IAPWS-95.html. It is valid
from the triple point to the pressure of 1000 MPa and temperature of 1273.