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Forum: OpenFOAM

February 13, 2013, 13:12

Replies: 34

Vortex Shedding on LES

Views: 5,091

Posted By anishtain4

Does the cases match geometrically?

Does the cases match geometrically?

Forum: OpenFOAM

February 12, 2013, 08:40

Replies: 34

Vortex Shedding on LES

Views: 5,091

Posted By anishtain4

Well then, if you have 3d grid then it's a 3d...

Well then, if you have 3d grid then it's a 3d case
but about time refinement. You have to resolve small scales or you get wrong simulation for whole, having a converged run does not mean your case...

Forum: OpenFOAM

February 12, 2013, 05:26

Replies: 34

Vortex Shedding on LES

Views: 5,091

Posted By anishtain4

In post #9 you mentioned a 2d simulation and...

In post #9 you mentioned a 2d simulation and given nor information is provided regarding 3rd dimension I assumed you have one cell with empty conditions on the z direction this is how I told you not...

Forum: OpenFOAM

February 11, 2013, 14:22

Replies: 34

Vortex Shedding on LES

Views: 5,091

Posted By anishtain4

I have not read all the posts but are you sure...

I have not read all the posts but are you sure you should use LES? a 2-D case is not turbulent at all since it cannot model any vortex-stretch, by adding the LES model you are practically imposing a...

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