Ansys Learning Forum › Forums › Installation and Licensing › Ansys Products › Tutorial or Help for 2 way FSI › Reply To: Tutorial or Help for 2 way FSI
December 23, 2024 at 9:29 am
Paul Hutcheson
Ansys Employee
The ball rotation should be relative to adjacent cell zone, not absolute - since the ball is moving also with the IR.
The speed you put is then the rotational speed of the ball in the rotating frame of the IR.