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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