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Forum: FLUENT

May 25, 2009, 04:53

Replies: 7

Under-relaxation factors

Views: 2,201

Posted By Dmitry

If you simulation is canal flow, you can look at...

If you simulation is canal flow, you can look at mass flow at inlet and outlet. If they are not close to each other, your solution is not converged, even your residuals are low.

Forum: FLUENT

May 22, 2009, 06:55

Replies: 7

Under-relaxation factors

Views: 2,201

Posted By Dmitry

Hi! As I know, increasing under-relaxation...

Hi!
As I know, increasing under-relaxation factors, gives faster convergence, but your solution may become unstable, even it can diverge.
Decreasing factors gives slower convergence, but better...

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