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Forum: OpenFOAM Running, Solving & CFD

December 12, 2008, 08:32

Replies: 180

Forces in OF15

Views: 58,869

Posted By lr103476

I still don't know what is mor

I still don't know what is more accurate. I think that the new formulation uses all stress components, but they should reduce to snGrad(U) at the wall. This is not the case when you mesh is not fine...

Forum: OpenFOAM Running, Solving & CFD

December 11, 2008, 12:18

Replies: 180

Forces in OF15

Views: 58,869

Posted By lr103476

Allright guys, I found where t

Allright guys, I found where the difference comes from, but I don't see why. The pressure component gives exactly the same result, but the viscous force component doens't. So what is the correct...

Forum: OpenFOAM Running, Solving & CFD

December 11, 2008, 11:04

Replies: 180

Forces in OF15

Views: 58,869

Posted By lr103476

I mean, Output of forces us

I mean,

Output of forces using liftDrag library from OF-1.4.1 gives different results compared to the forceObjects in OF-1.5.

I can't see any real difference in the implementation. Could...

Forum: OpenFOAM Running, Solving & CFD

December 11, 2008, 05:03

Replies: 180

Forces in OF15

Views: 58,869

Posted By lr103476

Hi everybody, Did anyone c

Hi everybody,

Did anyone compare the force calculation in OF-1.5.x with the calculation (using liftDrag code) of OF-1.4.1.

I see little differences, so I wonder if anyone did make some...

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