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 Periodic Boundary Condition VoF multiphase Reply To: Periodic Boundary Condition VoF multiphase

Rob
Forum Moderator

You don't. However, the better the initialisation data the more stable the solution. For a transient that also means a faster overall solution as it takes less time to reach equilibrium. 

[bingo_chatbox]