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

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.