Ansys Learning Forum › Forums › Discuss Simulation › Fluids › Method for acquiring the pressure gradient value when using Periodic Boundary Conditions › Reply To: Method for acquiring the pressure gradient value when using Periodic Boundary Conditions
October 17, 2017 at 8:27 am
Ansys Employee
If the mass flow rate is specified for the periodic conditions pane, the pressure gradient is displayed in the periodic conditions within the panel itself. If you want to get this value in the UDF, please the macro below: real periodicbeta = RPGet_Real ( "periodic/pressure-derivative");