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Search took 0.00 seconds. Search: Posts Made By: Aurelien Thinat
Forum: OpenFOAM Running, Solving & CFD December 9, 2011, 10:27
Replies: 9
Views: 1,507
Posted By Aurelien Thinat
It seems that buoyantSimpleFoam wasn't able to...

It seems that buoyantSimpleFoam wasn't able to deal with this type of study. I switched to rhoSimplecFoam and it's starting. But now I have some problems to keep the computation stable.

EDIT : ...
Forum: OpenFOAM Running, Solving & CFD December 9, 2011, 03:31
Replies: 9
Views: 1,507
Posted By Aurelien Thinat
It explodes after 100 or 200 iterations (depends...

It explodes after 100 or 200 iterations (depends on the relaxation factor I used).
Forum: OpenFOAM Running, Solving & CFD December 9, 2011, 03:06
Replies: 9
Views: 1,507
Posted By Aurelien Thinat
The case is now close to what it should be with...

The case is now close to what it should be with fixedValue pressure and free velocity in inlet and outlet.

I still have a problem with the wall boundaries in pressure. In the tutorials, they are...
Forum: OpenFOAM Running, Solving & CFD December 8, 2011, 04:53
Replies: 9
Views: 1,507
Posted By Aurelien Thinat
It should be a pretty easy case (it is with other...

It should be a pretty easy case (it is with other cfd codes at least) :
I want to simulate the forced convection movement created by a difference of pressure between the inlet and the outlet.
...
Forum: OpenFOAM Running, Solving & CFD December 8, 2011, 04:37
Replies: 9
Views: 1,507
Posted By Aurelien Thinat
Hi Rob, Yes, I guess you are right and I...

Hi Rob,

Yes, I guess you are right and I thought the same thing. So I changed my BCs into walls everywhere. Which is working.
And then, I changed the inlet to :
and the outlet to :
It's the...
Forum: OpenFOAM Running, Solving & CFD December 8, 2011, 03:38
Replies: 9
Views: 1,507
Posted By Aurelien Thinat
buoyuantSimpleFoam & Boundaries

Hi everyone,

I'm stuck on a problem about pressure type boundaries with buoyantSimpleFoam.

My case is a simple tank with an inlet and an outlet. I try to force the convection movement by a...
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