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Forum: OpenFOAM Running, Solving & CFD

May 8, 2009, 21:54

Replies: 7

This is a dilema, isn't it?

Views: 1,536

Posted By lakeat

That's exactly what I want, thank you Paulo. It...

That's exactly what I want, thank you Paulo. It is really a great discussion, I will follow that thread.

Forum: OpenFOAM Running, Solving & CFD

May 8, 2009, 06:33

Replies: 7

This is a dilema, isn't it?

Views: 1,536

Posted By lakeat

Thank you so much, I do remember someone talked...

Thank you so much, I do remember someone talked about the komegaSST version without wall Function, and I havn't found it yet.

in fact, UserGuide is not detailed in this issue, even the RANS model...

Forum: OpenFOAM Running, Solving & CFD

May 8, 2009, 01:55

Replies: 7

This is a dilema, isn't it?

Views: 1,536

Posted By lakeat

I am using blockMesh, if I increase the grading...

I am using blockMesh, if I increase the grading ratio, the first cell height is inevitably reduced and lower than y+=30 (or y+=11), don't you think this is a dilemma?
How to use low Re-turbulence...

Forum: OpenFOAM Running, Solving & CFD

May 8, 2009, 00:02

Replies: 7

This is a dilema, isn't it?

Views: 1,536

Posted By lakeat

This is a dilema, isn't it?

Hi Forum,
Suppose I have a flat plate case in wind tunnel, using RANS, it is required that the first cell height is around y+=30,
I have a dilemma here during refining the mesh near the boundary...

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