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Forum: OpenFOAM Running, Solving & CFD

June 26, 2012, 05:54

Replies: 10

Convergence problem.

Views: 2,272

Posted By CRT

I could find a solution, the problem was in the...

I could find a solution, the problem was in the fvSolution file. Now i´m using this settings:

solvers
{
p_rgh
{
solver GAMG;
tolerance 1e-12;
...

Forum: OpenFOAM Running, Solving & CFD

June 1, 2012, 07:47

Replies: 10

Convergence problem.

Views: 2,272

Posted By CRT

Hi Tom, Yes you're right about the inlet....

Hi Tom,

Yes you're right about the inlet. it´s at the bottom left. The outlet is located at the top right, I forget to attach a picture.

I will try, but I think it´s well defined. It´s good to...

Forum: OpenFOAM Running, Solving & CFD

May 31, 2012, 11:57

Replies: 10

Convergence problem.

Views: 2,272

Posted By CRT

And some screen shots.

And some screen shots.

Forum: OpenFOAM Running, Solving & CFD

May 31, 2012, 11:54

Replies: 10

Convergence problem.

Views: 2,272

Posted By CRT

Dear Tom, Of course I can, checkMesh ...

Dear Tom,

Of course I can,

checkMesh
Mesh stats
points: 1813894
internal points: 0
faces: 3608735
internal faces: 1784797

Forum: OpenFOAM Running, Solving & CFD

May 31, 2012, 10:13

Replies: 10

Convergence problem.

Views: 2,272

Posted By CRT

Dear Tom, I think that the mesh is ok. The...

Dear Tom,

I think that the mesh is ok. The only prooblems that checkMesh report me is:
***Wedge patch frontAndBackPlanes_pos not planar. Point (0.268943 0.0632487 0.00275887) is not in patch...

Forum: OpenFOAM Running, Solving & CFD

May 31, 2012, 05:15

Replies: 10

Convergence problem.

Views: 2,272

Posted By CRT

Dear Tompf, Thanks for your replay. I've...

Dear Tompf,

Thanks for your replay. I've changed the relaxation factors and it doesn't seem to change a lot.
What it seems to work is to use the GAMG solver for the pressure, and also whit some...

Forum: OpenFOAM Running, Solving & CFD

May 29, 2012, 12:54

Replies: 10

Convergence problem.

Views: 2,272

Posted By CRT

Convergence problem.

Hi

I´m using the SimpleFoam and buoyantBoussinesqSimpleFoam.at the moment, I don´t consider the turbulence:
RASModel laminar;
turbulence off;
I think that the BC are well defined,...

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