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Forum: CFX

December 20, 2013, 02:47

Replies: 8

nonreflective boudary conditions

Views: 2,623

Posted By mfinke

Hey alinik, yes i was, as i remember there...

Hey alinik,

yes i was, as i remember there were two possible reasons for the problem:
=> negative slope of density(p)-function ( while increasing pressure, density should increase also)
=> type...

Forum: CFX

March 21, 2011, 04:34

Replies: 8

nonreflective boudary conditions

Views: 2,623

Posted By mfinke

Dear members, thank you for the suggestions...

Dear members,

thank you for the suggestions made for my problem.

I have already tried to extrude the inlet and outlet (l=10m) of the pump. I used a bunching law for the extruded meshes (10...

Forum: CFX

March 18, 2011, 04:03

Replies: 8

nonreflective boudary conditions

Views: 2,623

Posted By mfinke

Dear members, i´m still working on the problem....

Dear members,
i´m still working on the problem. Meanwhile we find out that mesh motion has no influence on the error message.
Now i´m trying to figure out if grid Interfaces could be a source for...

Forum: CFX

March 15, 2011, 04:59

Replies: 8

nonreflective boudary conditions

Views: 2,623

Posted By mfinke

nonreflective boudary conditions

Dear community members,

i working on a "displacement pump" model. The Fluid is defined as 1 phase compressibel flow (roh = f(p)) and a turbulence model is used.

Inlet and Outlet is defined as...

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