Ansys Learning Forum Forums Discuss Simulation Fluids How to input a periodic excitation to a flow or jet Reply To: How to input a periodic excitation to a flow or jet

Rob
Forum Moderator

Don't use outflow, it's a really bad idea generally, and even worse with backflow. You want a pressure outlet. 

Now, backflow is also going to happen with that bc, and I'll leave you to explain why (in reality) it's happening.Â