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 ThermalSeparation.Media.WaterBasedLiquid.BaseClasses.Common.IF97BaseTwoPhase aux "auxiliary record"; output SI.IsothermalCompressibility kappa "isothermal compressibility factor"; end kappa_props_ph;