.AixLib.Fluid.BoilerCHP.ModularCHP.BaseClasses.SubmodelCooling.Medium_Coolant .AixLib.Fluid.BoilerCHP.ModularCHP.BaseClasses.SubmodelCooling.Medium_Coolantpackage Medium_Coolant = DataBase.CHP.ModularCHPEngineMedia.CHPCoolantPropyleneGlycolWater(property_T = 356, X_a = 0.50);