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Forum: OpenFOAM Running, Solving & CFD June 10, 2007, 15:38
Replies: 16
Views: 1,910
Posted By alberto
Thanks! I attached the correct

Thanks! I attached the correct tutorial to the bug section.

Alberto
Forum: OpenFOAM Running, Solving & CFD June 10, 2007, 14:45
Replies: 16
Views: 1,910
Posted By alberto
I opened a bug-report, so that

I opened a bug-report, so that Henry and OpenCFD guys can read it more easily.

http://www.cfd-online.com/OpenFOAM_Discus/messages/126/4662.html?1181501044

Regards,
A.
Forum: OpenFOAM Running, Solving & CFD June 10, 2007, 12:47
Replies: 16
Views: 1,910
Posted By alberto
Exactly. It's not clear why we

Exactly. It's not clear why we obtain a stable solution with a higher time step, while it diverges with a smaller one.

The Courant number should be lower with the smallest time step and, as a...
Forum: OpenFOAM Running, Solving & CFD June 10, 2007, 12:37
Replies: 16
Views: 1,910
Posted By alberto
Yes, I checked too. With dt =

Yes, I checked too. With dt = 0.003s it doesn't diverge. But this leaves some doubt. Why should it diverge with a smaller time step?

Regards,
A.
Forum: OpenFOAM Running, Solving & CFD June 10, 2007, 11:15
Replies: 16
Views: 1,910
Posted By alberto
I just checked and the issue c

I just checked and the issue can be easily reproduced.

The problem is not reduced by using a smaller time step too.

With dt = 0.002 s, the divergens happens at 1.636s, while reducing dt =...
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