Ansys Learning Forum Forums Discuss Simulation Fluids UDF crash Reply To: UDF crash

ll00023
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C_D dissipation rate is not available for LES case. So I calculated the dissipation rate with sqrt (C_MU_T(c, t))/ C_STRAIN_RATE_MAG.

what's the difference of C_MU_T and C_MU_L in LES case?

When I calculated particle relaxation time, should I use Laminar viscosity?