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Forum: OpenFOAM

January 28, 2011, 06:15

Replies: 16

Blow of compressible solver while using K-epsilon model in openfoam

Views: 7,977

Posted By olivierG

Hello, 1) for outlet, try zeroGradient for k...

Hello,
1) for outlet, try zeroGradient for k and epsilon
2) for inlet, k is ok, but for epsilon you can use "turbulentMixingLengthDissipationRateInlet"
In any case, for k/epsilon, you may also try...

Forum: OpenFOAM

January 28, 2011, 05:34

Replies: 16

Blow of compressible solver while using K-epsilon model in openfoam

Views: 7,977

Posted By olivierG

Hello, OpenFoam is sensitive to initial values,...

Hello,
OpenFoam is sensitive to initial values, specialy with turbulence one.
Show your k and epsilon file in 0/ dir.
What is your initial conditions ?

Regards,
olivier

Forum: OpenFOAM

January 28, 2011, 04:10

Replies: 16

Blow of compressible solver while using K-epsilon model in openfoam

Views: 7,977

Posted By olivierG

Hello, Did you run in parallel ? Because there...

Hello,
Did you run in parallel ? Because there is some trouble with turbulence (k-epsilon) and DILUPBiCG (see...

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