.ClaRa_Obsolete.Components.Furnace.BaseClasses.CombustionChamberBase.PressureLoss .ClaRa_Obsolete.Components.Furnace.BaseClasses.CombustionChamberBase.PressureLossmodel PressureLoss = ClaRa.Basics.ControlVolumes.Fundamentals.PressureLoss.Generic_PL.NoFriction_L2;