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Forum: OpenFOAM Running, Solving & CFD

February 1, 2017, 14:06

Replies: 4

PIMPLE algorithm unstability

Views: 1,174

Posted By sheaker

Hello ram_7. 1. According to CFL law I think...

Hello ram_7.

1. According to CFL law I think even one bad mesh cell could affects on Your simulation.
2. I am not an expert of CFD but I think that velocity on those few non-orthogonal mesh cell...

Forum: OpenFOAM Running, Solving & CFD

January 31, 2017, 04:27

Replies: 4

PIMPLE algorithm unstability

Views: 1,174

Posted By sheaker

Hello ram_7. I can see in Your checkmesh.log...

Hello ram_7.

I can see in Your checkmesh.log that max non-orthogonality is pretty high:
Mesh non-orthogonality Max: 67.1147.
Also mas skewness looks little high to me.

Check out this topic:...

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