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Forum: OpenFOAM Running, Solving & CFD

July 24, 2013, 05:29

Replies: 43

dynLagrangian SGS model

Views: 14,074

Posted By vonboett

For me your settings look all right, but I used...

For me your settings look all right, but I used the Lagrangian DMM only a little. Since the biggest "error" is developing close to the wall, I guess the difference in wallFunctions between your two...

Forum: OpenFOAM Running, Solving & CFD

July 22, 2013, 10:15

Replies: 43

dynLagrangian SGS model

Views: 14,074

Posted By vonboett

... looks O.K. for a general testcase for me. I...

... looks O.K. for a general testcase for me. I use solver precisions 10e-8 and courant number 0.25, but this should not make the difference. Do you apply vanDriest damping? And what are your initial...

Forum: OpenFOAM Running, Solving & CFD

July 22, 2013, 05:02

Replies: 43

dynLagrangian SGS model

Views: 14,074

Posted By vonboett

could you post your fvSolution and...

could you post your fvSolution and dynLagrangianCoeffs ?

Forum: OpenFOAM Running, Solving & CFD

January 10, 2013, 05:22

Replies: 43

dynLagrangian SGS model

Views: 14,074

Posted By vonboett

The Lagrangian Dynamic Mixed Model is implemented...

The Lagrangian Dynamic Mixed Model is implemented for OF 2.1.x by LEMOS extensions for OpenFOAM, however it is not in the git repository as annaunced here:...

Forum: OpenFOAM Running, Solving & CFD

November 21, 2012, 05:44

Replies: 43

dynLagrangian SGS model

Views: 14,074

Posted By vonboett

Since the SGS model constant ce is defined as ...

Since the SGS model constant ce is defined as ce² = flm/fmm you just kill the model konstant when setting flm to zero, so I expect your results to be the same if you run it without SGS model at all....

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