Isothermal compressibility factor as function of pressure and specific enthalpy
function kappa_props_ph extends Modelica.Icons.Function; input SI.Pressure p "Pressure"; input SI.SpecificEnthalpy h "Specific enthalpy"; input Common.IF97BaseTwoPhase aux "Auxiliary record"; output SI.IsothermalCompressibility kappa "Isothermal compressibility factor"; end kappa_props_ph;