Return thermodynamic state as function of (T, s)
function setState_Ts extends Modelica.Icons.Function; input Temperature T "Temperature"; input SpecificEntropy s "Entropy"; input FixedPhase phase = 0 "2 for two-phase, 1 for one-phase, 0 if not known"; output ThermodynamicState state "thermodynamic state record"; end setState_Ts;