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Forum: OpenFOAM Running, Solving & CFD

August 21, 2013, 11:17

Replies: 3

smoothSolver diverges - solution in using PBiCG solver?

Views: 8,267

Posted By makaveli_lcf

Hi Jackie! My post was from 2009, since that...

Hi Jackie!

My post was from 2009, since that OpenFOAM improved a lot in numerics. So I do not observe that now in my simulations... Sometimes under-relaxation really helps to avoid simulation from...

Forum: OpenFOAM Running, Solving & CFD

December 15, 2009, 14:49

Replies: 3

smoothSolver diverges - solution in using PBiCG solver?

Views: 8,267

Posted By makaveli_lcf

smoothSolver diverges - solution in using PBiCG solver?

Hi all!
I have 2 points to discuss:

1st one:

I wrote a heat transfer solver based on pimpleFoam, adding heat transfer equation.
I use high Courant numbers (up to 5) to speed up calculations....

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