Ansys Learning Forum Forums Discuss Simulation Fluids Perforated walls BC and UDFs help Reply To: Perforated walls BC and UDFs help

Rob
Forum Moderator

I've not looked too closely at the UDF. Have a look for the near wall cell macros: ie tag the cell(s) that touch the wall and assign the source that way. Or split a layer or two of cells out of the main domain using Registers and the Mesh Split functions.Â