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Forum: OpenFOAM Running, Solving & CFD

November 6, 2008, 15:59

Replies: 20

SimpleFoam convergence problems

Views: 43,082

Posted By bastil

In CFX I got a good solution a

In CFX I got a good solution already after 100 Iterations.

How do you define "good solution"? I will try the case during weekend.

Regards

Forum: OpenFOAM Running, Solving & CFD

November 4, 2008, 15:26

Replies: 20

SimpleFoam convergence problems

Views: 43,082

Posted By bastil

Another hint: - Residal defin

Another hint:
- Residal definitions may be different, search forum...
- How do you judge "convergence"? Look at residuals or flow quantities?
- How to judge speed? Total run time? Time per...

Forum: OpenFOAM Running, Solving & CFD

November 4, 2008, 13:57

Replies: 20

SimpleFoam convergence problems

Views: 43,082

Posted By bastil

AFAIK these are the defualt se

AFAIK these are the defualt settings from the tutorial, right? Did you compare hem with the CFX settings?

Regards

Forum: OpenFOAM Running, Solving & CFD

November 3, 2008, 09:57

Replies: 20

SimpleFoam convergence problems

Views: 43,082

Posted By bastil

What are you settings for solv

What are you settings for solvers/discretisation schemes and tolerances?

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