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Search: Posts Made By: flowris
Forum: OpenFOAM Running, Solving & CFD July 4, 2011, 10:41
Replies: 36
Views: 6,850
Posted By flowris
Here is the figure:

Here is the figure:
Forum: OpenFOAM Running, Solving & CFD July 4, 2011, 10:40
Replies: 36
Views: 6,850
Posted By flowris
Now I am really losing it: this problem remains...

Now I am really losing it: this problem remains if I decompose like in the figure: processor boundaries do not meet ggi.

However, the run on one processor worked well!

Any suggestions welcome...
Forum: OpenFOAM Running, Solving & CFD July 4, 2011, 03:15
Replies: 36
Views: 6,850
Posted By flowris
Dear forum, I still have the same problem...

Dear forum,

I still have the same problem where a processor boundary meets a ggi. The picture shows two simulations of the same case:
- left is a parallel run on four processors, of which the...
Forum: OpenFOAM Running, Solving & CFD June 7, 2011, 10:33
Replies: 36
Views: 6,850
Posted By flowris
Has anybody found a solution yet? I found that...

Has anybody found a solution yet? I found that in parallel run, the file motionU or pointMotionU gets degenerated in later time steps on the boundaries. I often find stuff like this:

outflow...
Forum: OpenFOAM Running, Solving & CFD April 20, 2011, 03:09
Replies: 36
Views: 6,850
Posted By flowris
Hello, Another example of a problem with...

Hello,

Another example of a problem with moving meshes in parallel. Maybe this can help us understand the problem better. A foil is moving with angularOscillatingVelocity. The processor...
Forum: OpenFOAM Running, Solving & CFD April 19, 2011, 06:37
Replies: 36
Views: 6,850
Posted By flowris
Deepblue, When my commsType is blocking, the...

Deepblue,

When my commsType is blocking, the tutorial works, when it is nonBlocking I get the same error as you.
Forum: OpenFOAM Running, Solving & CFD April 19, 2011, 04:24
Replies: 36
Views: 6,850
Posted By flowris
Hrv, I tried your changes, but I get a wrong...

Hrv,
I tried your changes, but I get a wrong mesh deformation at the same timestep. This negative volume cells are now on a different place, but also near a processor boundary.

Time = 0.1...
Forum: OpenFOAM Running, Solving & CFD April 19, 2011, 02:43
Replies: 36
Views: 6,850
Posted By flowris
Hi Hrv, If we can help in the testing,...

Hi Hrv,

If we can help in the testing, please let us know.
Forum: OpenFOAM Running, Solving & CFD April 15, 2011, 07:52
Replies: 36
Views: 6,850
Posted By flowris
Hello, Never mind about that, I was just...

Hello,

Never mind about that, I was just hoping to get my cases running in a couple of days, but it will take some more effort. Do you think the trick I propose is possible?
Forum: OpenFOAM Running, Solving & CFD April 15, 2011, 02:59
Replies: 36
Views: 6,850
Posted By flowris
Thank you, though this is quite discouraging. ...

Thank you, though this is quite discouraging. While waiting for updates (how long will this take?), I was wondering if I can do this trick:
- first move the mesh in serial and save it at each time...
Forum: OpenFOAM Running, Solving & CFD April 14, 2011, 09:20
Replies: 36
Views: 6,850
Posted By flowris
Dear all, I have also been trying to run...

Dear all,


I have also been trying to run dynamicFvMesh in parallel, as well in 1.5-dev as 1.6-ext. i try to make a cylinder move inside a mesh. In serial, all goes well, but in parallel, some...
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