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Forum: OpenFOAM Pre-Processing

November 18, 2011, 09:45

Replies: 11

OpenFoam help

Views: 6,657

Posted By olivierG

hello, Try a more diffusive schem like gauss...

hello,

Try a more diffusive schem like gauss upwind, and initialise with potentialFoam or run with a lower velocity inlet, map the result and run again with bigger velocity.

regards,
olivier

Forum: OpenFOAM Pre-Processing

November 18, 2011, 09:26

Replies: 11

OpenFoam help

Views: 6,657

Posted By olivierG

For the error You may add...

For the error
You may add "div((nuEff*dev(T(grad(U))))) Gauss linear;" as a divSchemes in system/fvSchemes (take a look at tutorials ...)

and set turbulence off in Ras properties

regards,...

Forum: OpenFOAM Pre-Processing

November 18, 2011, 08:16

Replies: 11

OpenFoam help

Views: 6,657

Posted By olivierG

hello, In 0/nut, you define a non valid...

hello,

In 0/nut, you define a non valid boundary condition "nutSpalartAllmarasWallFunction" which is not valid in 2.0

You may change to "nutUSpaldingWallFunction", but you didn't give much info...

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