.Modelica.Fluid.Dissipation.Utilities.Types.ValveCoefficient .Modelica.Fluid.Dissipation.Utilities.Types.ValveCoefficienttype ValveCoefficient = enumeration(AV "Av (metric) flow coefficient", KV "Kv (metric) flow coefficient", CV "Cv (US) flow coefficient", OP "Av defined by operating point");