.AixLib.Fluid.Actuators.Valves.ExpansionValves.Utilities.Types.PolynomialModels .AixLib.Fluid.Actuators.Valves.ExpansionValves.Utilities.Types.PolynomialModelsEnumeration to define polynomial models for calculating flow coefficient
type PolynomialModels = enumeration(ShanweiEtAl2005 "ShanweiEtAl2005 - Function of area, pressures, subcooling and densities", Li2013 "Li2013 - Function of opening degree and subcooling");