Ansys Learning Forum › Forums › Discuss Simulation › Fluids › Source term derivative in Fluent UDF DEFINE_SOURCE(MOMENTUM, c, t, dS, eqn) › Reply To: Source term derivative in Fluent UDF DEFINE_SOURCE(MOMENTUM, c, t, dS, eqn)
July 17, 2024 at 10:18 am
Rob
Forum Moderator
It tends to help, but isn't required. dS[eqn] = 0. is used in a few of the examples.Â