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Forum: OpenFOAM Running, Solving & CFD June 4, 2017, 03:50
Replies: 7
Views: 821
Posted By piu58
In simpleFoam you have to play with the...

In simpleFoam you have to play with the relaxation factor. This factor allows to take only a fraction of the change to the next iteration step.
Forum: OpenFOAM Running, Solving & CFD June 4, 2017, 02:02
Replies: 7
Views: 821
Posted By piu58
If you need considering a changing inlet velocity...

If you need considering a changing inlet velocity you cannot use a steady state solver. Your case has no steady state solution.
Forum: OpenFOAM Running, Solving & CFD June 3, 2017, 21:50
Replies: 7
Views: 821
Posted By piu58
You may set the time step and the time to finish...

You may set the time step and the time to finish in controlDict. If you want to have ore than one time step before changing anything, do it here. Probably you have to modify controlDict in your...
Forum: OpenFOAM Running, Solving & CFD June 3, 2017, 13:24
Replies: 7
Views: 821
Posted By piu58
Spalart-Allmaras tends to introduce too much...

Spalart-Allmaras tends to introduce too much turbulence in the flow and tend therefore to crashing. If you use a finer mesh you have to lower the time step / maxCo at the same expanse. That means you...
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