Forum: OpenFOAM Running, Solving & CFD
April 10, 2015, 05:39
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Replies: 104
Views: 16,804
Hi,
Well, the reason for behaviour:...
Hi,
Well, the reason for behaviour: the folder where utilities are located is not in your PATH variable. Why it is not in your PATH? I do not know. As there are lots of ways to install PyFoam...
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Forum: OpenFOAM Running, Solving & CFD
April 9, 2015, 12:27
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 19, 2014, 14:30
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 18, 2014, 16:44
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Replies: 104
Views: 16,804
Here are my results:...
Here are my results: http://matveichev.blogspot.fr/2014/03/openfoam-residuals-and-vortex-street.html
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Forum: OpenFOAM Running, Solving & CFD
March 14, 2014, 11:12
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 14, 2014, 10:50
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Replies: 104
Views: 16,804
And plots of your results, please.
Also if...
And plots of your results, please.
Also if you really want...
1. to have BCs like in the article you've posted link to, you should change BC on the walls from fixedValue to slip.
2. to have a...
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Forum: OpenFOAM Running, Solving & CFD
March 14, 2014, 10:22
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 14, 2014, 10:11
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Replies: 104
Views: 16,804
Maybe, I'm completely wrong, but I thought that...
Maybe, I'm completely wrong, but I thought that Re = U*D/nu, the U is freestream velocity, D, for the case of vortex street, is diameter of the cylinder, nu is fluid kinematic viscosity. So, if we...
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Forum: OpenFOAM Running, Solving & CFD
March 12, 2014, 05:41
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Replies: 104
Views: 16,804
Hi,
That was easy part. But well, at...
Hi,
That was easy part. But well, at least you've excluded possible software and hardware problems ;)
Now, the part that is not so easy:
1. How do you calculate Reynolds number?
2....
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Forum: OpenFOAM Running, Solving & CFD
March 11, 2014, 12:50
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 11, 2014, 12:14
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Replies: 104
Views: 16,804
OK, you're running the case for Re = 100 (if...
OK, you're running the case for Re = 100 (if you'd like to think so, why not). Though I still wonder why you think that you're running the case for Re = 100.
Then I guess, the problem is in your...
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Forum: OpenFOAM Running, Solving & CFD
March 11, 2014, 11:57
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 11, 2014, 11:41
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Replies: 104
Views: 16,804
Well,
1. You've shown wrong geometry in the...
Well,
1. You've shown wrong geometry in the PDF you've attached. Maybe it's not so important..
2. Cdrag is more or less the same as in paper. The sign is opposite due to error in dragAxis...
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Forum: OpenFOAM Running, Solving & CFD
March 10, 2014, 10:43
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 10, 2014, 09:07
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Replies: 104
Views: 16,804
If you take a look at...
If you take a look at $FOAM_SRC/postProcessing/functionObjects/forces/forceCoeffs/forceCoeffs.H, you will be able to find this comment:
\heading Function object usage
\table
...
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Forum: OpenFOAM Running, Solving & CFD
March 7, 2014, 12:42
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 5, 2014, 11:18
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 5, 2014, 10:42
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Replies: 104
Views: 16,804
Where did you probe this velocity?
Also as I...
Where did you probe this velocity?
Also as I said the mesh is far from being even good. I've tried another more uniform mesh with grading towards the cylinder and the results are more beautiful....
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Forum: OpenFOAM Running, Solving & CFD
March 5, 2014, 09:14
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 5, 2014, 06:26
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Replies: 104
Views: 16,804
The screen shot shows internalMesh and all the...
The screen shot shows internalMesh and all the patches, I'd like to see only defaultFaces patch, as with OF 2.2.2's gmshToFoam there is no such thing.
Also I've updated case files for the case...
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Forum: OpenFOAM Running, Solving & CFD
March 5, 2014, 05:23
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 4, 2014, 16:35
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 4, 2014, 16:32
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 4, 2014, 13:52
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Replies: 104
Views: 16,804
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Forum: OpenFOAM Running, Solving & CFD
March 4, 2014, 13:25
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Replies: 104
Views: 16,804
I guess it is funny feature of...
I guess it is funny feature of openfoam-extend-3.0, as with OpenFOAM 2.2.2 there's not defaultFaces patch after conversion of the MSH file.
You can add
defaultFaces
{
type ...
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