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September 23, 2014, 11:24
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External CFD in CFX
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#1 |
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Member
tahir
Join Date: May 2010
Posts: 35
Rep Power: 15  |
I am trying external cfd on a mcomplex body in cfx. when i try a mesh of 0.8 million it converges, but when i increase the mesh numbers the problem did not converges. The residual go upto 10e4 value.
In both cases the skewness, quality and determinant are the same as i build the mesh in ICEM CFD |
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September 23, 2014, 18:37
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#2 |
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Super Moderator
Glenn Horrocks
Join Date: Mar 2009
Location: Sydney, Australia
Posts: 17,705
Rep Power: 143 |
It is normal for convergence to get more difficult as you refine the mesh. Here are some tips:
http://www.cfd-online.com/Wiki/Ansys...gence_criteria |
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