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Ansys Learning Forum › Forums › Discuss Simulation › Fluids › Divergence problem of the spray simulation with Eulerian wall film › Reply To: Divergence problem of the spray simulation with Eulerian wall film

February 18, 2022 at 1:47 pm
Rob
Forum Moderator
That's the EWF failing. It is quite sensitive to time step, and if the droplets are warm/hot it's even more so. Ideally the film needs to have a Courant Number around 0.05 as a starting point.