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Forum: CFX

March 26, 2013, 04:13

Replies: 7

CFX fails to calculate a diffuser pipe flow

Views: 7,530

Posted By ghorrocks

When you model it 2D axisymmetric you should be...

When you model it 2D axisymmetric you should be able to refine the mesh to a much higer degree, and achieve a much better mesh quality. This will assist convergence and accuracy.

Forum: CFX

March 25, 2013, 05:52

Replies: 7

CFX fails to calculate a diffuser pipe flow

Views: 7,530

Posted By ghorrocks

Viscous heating has nothing to do with subsonic...

Viscous heating has nothing to do with subsonic or compressible flow. You only turn it on if the fricition/dissipation in the flow is generating heat and you care about it. This is not important in...

Forum: CFX

March 24, 2013, 17:18

Replies: 7

CFX fails to calculate a diffuser pipe flow

Views: 7,530

Posted By ghorrocks

I see you have viscous heating on, I would turn...

I see you have viscous heating on, I would turn that off unless you need it.

Other than that, the FAQ describes the steps to take:...

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