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Forum: Main CFD Forum

May 18, 2009, 10:25

Replies: 5

k-epsilon on very fine mesh.

Views: 2,236

Posted By harishg

What happens is in the viscous region (yplus <...

What happens is in the viscous region (yplus < 5), the laminar part dominates and the turbulent stresses should vanish. When you do not damp the k-e model, the turbulent stresses are still present in...

Forum: Main CFD Forum

May 15, 2009, 15:12

Replies: 5

k-epsilon on very fine mesh.

Views: 2,236

Posted By harishg

When your yplus for the first grid point is less...

When your yplus for the first grid point is less than 30 and you are not using near wall damping with the k-epsilon model, the model might be stable due to the amount of dissipation in the numerical...

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