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Forum: OpenFOAM Running, Solving & CFD

June 25, 2018, 19:09

Replies: 22

Convergence problem with tetrahedral grids

Views: 8,840

Posted By Mehrez

Just use hex meshes if possible. Otherwise, the...

Just use hex meshes if possible. Otherwise, the problem is still there.
mhrz

Forum: OpenFOAM Running, Solving & CFD

April 12, 2016, 11:52

Replies: 22

Convergence problem with tetrahedral grids

Views: 8,840

Posted By Mehrez

Hi Foamers, Just an update, my simulations...

Hi Foamers,

Just an update, my simulations are still unstable when I use tetrahedral meshes.
Using hex mesh seems to improve the stability but this kind of mesh is not easy to build when dealing...

Forum: OpenFOAM Running, Solving & CFD

April 11, 2016, 15:40

Replies: 22

Convergence problem with tetrahedral grids

Views: 8,840

Posted By Mehrez

Dear tcarrigan...

Dear tcarrigan (http://www.cfd-online.com/Forums/members/tcarrigan.html),

Thank you for your answer and for sharing your files.
I have edited my fvSchemes and fvSolution files as follows:
...

Forum: OpenFOAM Running, Solving & CFD

April 9, 2016, 19:13

Replies: 22

Convergence problem with tetrahedral grids

Views: 8,840

Posted By Mehrez

Hi Foamers, I am facing the same problem...

Hi Foamers,

I am facing the same problem using multiphaseEulerFoam (OpenFoam 2.3.0) on Ubuntu 16.
In fact, my geometry is discretized by a tetrahedral mesh and when I run checkMesh, I get the...

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