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Forum: OpenFOAM Meshing & Mesh Conversion

May 18, 2009, 14:30

Replies: 10

[Technical] Why are hex meshes better than tet?

Views: 13,331

Posted By sega

Hi. Have a look at this picture ...

Hi.

Have a look at this picture

http://therealsega.th.funpic.de/openfoam/nonorthogalgrid.jpg
It may illustrate the basic problem when dealing with skewed elements (so called non-othogonal...

Forum: OpenFOAM Meshing & Mesh Conversion

May 18, 2009, 14:03

Replies: 10

[Technical] Why are hex meshes better than tet?

Views: 13,331

Posted By sega

Skewed elements are sometimes "bad" because the...

Skewed elements are sometimes "bad" because the fluxed over their boundaries are calculated wrong and have to be treated with "corrected" schemes.

I can give you some literature reference about...

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