.TransiEnt.Components.Gas.VolumesValvesFittings.Base.VolumeRealGas_L4.HeatTransfer .TransiEnt.Components.Gas.VolumesValvesFittings.Base.VolumeRealGas_L4.HeatTransfermodel HeatTransfer = ClaRa.Basics.ControlVolumes.Fundamentals.HeatTransport.Generic_HT.CharLine_L4;