.ClaRa_Obsolete.Basics.ControlVolumes.FluidVolumes.VolumeVLE_3_TwoZones.PhaseBorder .ClaRa_Obsolete.Basics.ControlVolumes.FluidVolumes.VolumeVLE_3_TwoZones.PhaseBordermodel PhaseBorder = ClaRa_Obsolete.Basics.ControlVolumes.Fundamentals.SpatialDistribution.RealSeparated;