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Forum: OpenFOAM Pre-Processing

October 19, 2011, 05:39

Replies: 31

calculation of k, epsilon and omega

Views: 128,274

Posted By romant

I would use an estimate of the mean flow velocity...

I would use an estimate of the mean flow velocity and then run the simulation once. you then will see what your velocity becomes. you can then also see your k values and epsilon values, which can...

Forum: OpenFOAM Pre-Processing

October 19, 2011, 05:30

Replies: 31

calculation of k, epsilon and omega

Views: 128,274

Posted By romant

you can check with this thread ...

you can check with this thread

http://www.cfd-online.com/Forums/openfoam/86562-y-u-values-low-re-rans-turbulence-models-utility-testcase.html

where somebody has posted a tool in order to...

Forum: OpenFOAM Pre-Processing

October 19, 2011, 05:20

Replies: 31

calculation of k, epsilon and omega

Views: 128,274

Posted By romant

If you use wall function less RANS models (RAS in...

If you use wall function less RANS models (RAS in OF) then you need to check with the turbulence model which boundary conditions it suggests for k and epsilon. those models usually require also that...

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