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Forum: OpenFOAM Post-Processing

March 25, 2008, 05:14

Replies: 29

Question to liftDrag

Views: 3,616

Posted By lr103476

Allright, so in the turbulent

Allright, so in the turbulent case the viscous force calculation contains some turbulent contribution.....via wall function.

Then, why is there still need for a turb force contribution,present...

Forum: OpenFOAM Post-Processing

March 20, 2008, 15:47

Replies: 29

Question to liftDrag

Views: 3,616

Posted By lr103476

Hi Srinath, In fact, this i

Hi Srinath,

In fact, this is exactly what I meant by my previous question. A turbulence model is used to give a better solution of u,v,w,p when the flow is turbulent. So, in fact the boundary...

Forum: OpenFOAM Post-Processing

March 17, 2008, 11:03

Replies: 29

Question to liftDrag

Views: 3,616

Posted By lr103476

Could someone verify that the

Could someone verify that the turbulent drag calculation using liftDrag is correct......we are finding differences....anyone?

Frank

Forum: OpenFOAM Post-Processing

June 2, 2007, 17:00

Replies: 29

Question to liftDrag

Views: 3,616

Posted By lr103476

Hi pUI, It OK with me. Just

Hi pUI,

It OK with me. Just refer to my website and mention the Delft University of Technology. Btw, which movies are you referring to? And what is your university?

Frank

Forum: OpenFOAM Post-Processing

June 2, 2007, 13:45

Replies: 29

Question to liftDrag

Views: 3,616

Posted By lr103476

Hi Ranjan, Welcome OpenFoa

Hi Ranjan,

Welcome OpenFoam, it is a very good piece of code and perfectly suitable for your problem. I am also dealing with laminar flows and performed certain tests using circular cylinders...

Forum: OpenFOAM Post-Processing

June 2, 2007, 05:25

Replies: 29

Question to liftDrag

Views: 3,616

Posted By lr103476

And I compared lift/drag for a

And I compared lift/drag for a 2D laminar flow around fixed and moving circular cylinders. Comparison with Fluent / Literature is quite good, and OpenFoam is faster, especially the new 1.4!

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