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Ansys Learning Forum › Forums › Discuss Simulation › Fluids › Rocky UDF › Reply To: Rocky UDF

January 8, 2025 at 5:50 pm
Saeed
Subscriber

Thank you for your clarification. 

 i am multiplying by particle surface area and DEM time step. for example, in the first time step : 4pi*0.01*0.01*1e-14*1e-6 = 1.256637... e-23

which I get 0 for this value.Â