record GibbsDerivs2 "Derivatives of Gibbs function w.r.t. pressure and temperature"
extends Modelica.Icons.Record;
SI.Pressure p "Pressure";
SI.Temperature T "Temperature";
SI.SpecificHeatCapacity R "Specific heat capacity";
Real pi(unit = "1") "Dimensionless pressure";
Real theta(unit = "1") "Dimensionless temperature";
Real g(unit = "J/kg") "Gibbs function";
Real gp(unit = "m3/kg") "Derivative of g w.r.t. p";
Real gpp(unit = "m3/(kg.Pa)") "2nd derivative of g w.r.t. p";
Real gT(unit = "J/(kg.K)") "Derivative of g w.r.t. T";
Real gTT(unit = "J/(kg.K2)") "2nd derivative of g w.r.t. T";
Real gTp(unit = "m3/(kg.K)") "Mixed derivative of g w.r.t. T and p";
end GibbsDerivs2;