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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

cbhavsar
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");