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Forum: OpenFOAM Running, Solving & CFD

February 28, 2014, 08:36

Replies: 104

how to accurately simulate flow around cylinder

Views: 16,976

Posted By sasanghomi

Hi, There is no attached file, honestly! ...

Hi,

There is no attached file, honestly!

best regards.

Forum: OpenFOAM Running, Solving & CFD

September 20, 2013, 17:37

Replies: 104

how to accurately simulate flow around cylinder

Views: 16,976

Posted By sasanghomi

Hi sherandlock , Your case has diverged ....

Hi sherandlock ,

Your case has diverged . The Courant number is very high . So I only have one idea ,
Try to use adjustTimeStep in the controlDict. Add below lines in the controlDict :
...

Forum: OpenFOAM Running, Solving & CFD

May 17, 2013, 15:31

Replies: 104

how to accurately simulate flow around cylinder

Views: 16,976

Posted By sasanghomi

Hi kia , You are welcome . I tried to...

Hi kia ,
You are welcome .
I tried to simulate turbulent flow around a cylinder with pisoFoam 6-7 month ago.But I had some problems and the case didn't converge and amplitude of Lift didn't get a...

Forum: OpenFOAM Running, Solving & CFD

May 17, 2013, 06:41

Replies: 104

how to accurately simulate flow around cylinder

Views: 16,976

Posted By sasanghomi

Hi , I think you use icoFoam as a solver. So I...

Hi ,
I think you use icoFoam as a solver. So I think two parameters have vital role for getting the exact result : 1) discretization method of terms in equations 2)Mesh generation.
So change your...

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