Return thermodynamic state as function of (p, d)
function setState_pd extends Modelica.Icons.Function; input AbsolutePressure p "Pressure"; input Density d "Density"; input FixedPhase phase = 0 "2 for two-phase, 1 for one-phase, 0 if not known"; output ThermodynamicState state "thermodynamic state record"; end setState_pd;