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Forum: OpenFOAM Programming & Development

November 30, 2010, 15:46

Replies: 5

solve equation

Views: 1,590

Posted By DiegoNaval

I find the problem is the div shemes, I use a...

I find the problem is the div shemes, I use a Gauss Linear and all explode, than I change in a Upwind and all works fine!!!

Thank for the help.

Forum: OpenFOAM Programming & Development

November 30, 2010, 13:45

Replies: 5

solve equation

Views: 1,590

Posted By DiegoNaval

Thank you Santiago Marquez Damian I solve like...

Thank you Santiago Marquez Damian
I solve like you suggest and it works.
Info<<"Inizio calcolo Matrice Eta"<<endl;
faScalarMatrix etaEqn
(
...

Forum: OpenFOAM Programming & Development

November 30, 2010, 11:09

Replies: 5

solve equation

Views: 1,590

Posted By DiegoNaval

solve equation

Hi all,
I have a stupid question but I don't find the solution.
I must solve the following equation:
U & grad(eta) - Uz=0
where eta is a scalar field and U is velocity vector and Uz is the...

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