Ansys Assistant will be unavailable on the Learning Forum starting January 30. An upgraded version is coming soon. We apologize for any inconvenience and appreciate your patience. Stay tuned for updates.

Ansys Learning Forum Forums Discuss Simulation Fluids Variable density for solid object Reply To: Variable density for solid object

Rob
Forum Moderator

The wall must be a solid material, and the flowing volumes are fluid. So, the UDF will hook to the solid material and then the solid is assigned to the wall. 

[bingo_chatbox]