.ClaRa_Obsolete.Basics.ControlVolumes.FluidVolumes.VolumeVLE_3_TwoZones.HeatTransfer .ClaRa_Obsolete.Basics.ControlVolumes.FluidVolumes.VolumeVLE_3_TwoZones.HeatTransfermodel HeatTransfer = ClaRa.Basics.ControlVolumes.Fundamentals.HeatTransport.Generic_HT.Constant_L3;