.Modelica.Fluid.Pipes.BaseClasses.FlowModels.PartialGenericPipeFlow.WallFriction .Modelica.Fluid.Pipes.BaseClasses.FlowModels.PartialGenericPipeFlow.WallFrictionWall friction model
package WallFriction = Modelica.Fluid.Pipes.BaseClasses.WallFriction.Detailed;