Ansys Learning Forum › Forums › Discuss Simulation › Fluids › non-physical negative uds concentrations with small diffusion coefficient › Reply To: non-physical negative uds concentrations with small diffusion coefficient
July 3, 2024 at 8:40 am
Rob
Forum Moderator
So the scalar is mimicking very fine particles. What other equations/effects are causing the scalar to move? If you have a mass sink near the wall are you also removing scalar field?Â