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Forum: OpenFOAM

March 31, 2011, 06:50

Replies: 26

heat transfer with OpenFoam

Views: 11,816

Posted By ang_dipl_ing_fd

hi dirk, i would use for k and epsilon: ... ...

hi dirk,
i would use for k and epsilon:
...
outlet
{
type inletOutlet;
inletValue $internalField; // or you calculate with estimated values
value $internalField; // only a placeholder
}
...

Forum: OpenFOAM

March 30, 2011, 10:58

Replies: 26

heat transfer with OpenFoam

Views: 11,816

Posted By ang_dipl_ing_fd

hi dirk, may be this will help you ...

hi dirk,
may be this will help you

http://www.cfd-online.com/Wiki/Turbulence_free-stream_boundary_conditions

the other values are default model coefficients which i would not change.

Forum: OpenFOAM

March 27, 2011, 15:57

Replies: 26

heat transfer with OpenFoam

Views: 11,816

Posted By ang_dipl_ing_fd

hi tH3f0rC3, did you run the tutorials without...

hi tH3f0rC3,
did you run the tutorials without any change?

Forum: OpenFOAM

March 21, 2011, 16:54

Replies: 26

heat transfer with OpenFoam

Views: 11,816

Posted By ang_dipl_ing_fd

hi, may be this will help you: ...

hi,
may be this will help you:
-alphatWallFunction=turbulent thermal diffusity (or eddy thermal diffusity)
-k=turbulent energy
-epsilon=dissipation
-nut=turbulent viscosity
-p=pressure, exact:...

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