calulate phase boundary property record from dimensionless Helmholtz function
function helmholtzToBoundaryProps extends Modelica.Icons.Function; input ThermalSeparation.Media.WaterBasedLiquid.BaseClasses.Common.HelmholtzDerivs f "dimensionless derivatives of Helmholtz function"; output ThermalSeparation.Media.WaterBasedLiquid.BaseClasses.Common.PhaseBoundaryProperties sat "phase boundary property record"; end helmholtzToBoundaryProps;