Speed of sound as function of pressure and specific enthalpy
function velocityOfSound_props_ph extends Modelica.Icons.Function; input Modelica.SIunits.Pressure p "Pressure"; input Modelica.SIunits.SpecificEnthalpy h "Specific enthalpy"; input Common.AuxiliaryProperties aux "Auxiliary record"; output Modelica.SIunits.Velocity a "Speed of sound"; end velocityOfSound_props_ph;