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Ansys Learning Forum › Forums › Discuss Simulation › Fluids › Particle count in a room › Reply To: Particle count in a room

April 2, 2024 at 12:48 pm
Rob
Forum Moderator

You can use velocity bc's with a negative flow to remove air. Make sure there's a pressure boundary somewhere to prevent the solver from forming a vacuum or infinite pressure (you'll never balance the mass in & out). 

DPM relies on the DPM boundary setting: is it Escape?