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Forum: FLUENT

April 30, 2010, 10:59

Replies: 5

Purpose of relaxation factors

Views: 3,142

Posted By leonardo.morita

Well, optimum values depend on the case :) but...

Well, optimum values depend on the case :) but Fluent User's Guide recommends us to start with default values and eventually decrease them if residuals keep increasing.
And 10-5 isn't a bad value...

Forum: FLUENT

April 30, 2010, 10:02

Replies: 5

Purpose of relaxation factors

Views: 3,142

Posted By leonardo.morita

Hello, reducing under-relaxation factors can...

Hello,
reducing under-relaxation factors can help a lot to achieve convergence in some cases, damping oscillations which may lead to divergence. Indeed, their use is almost always compulsory and you...

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