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Forum: OpenFOAM Running, Solving & CFD

July 9, 2007, 08:18

Replies: 68

LES turbulent pipe flow

Views: 30,842

Posted By eugene

You want to use CD for convect

You want to use CD for convection of U (linear).

reflexVec.n() returns the direction from the cell centre to the closest wall.

I rewrote perturbU to be more general, but it is bugged atm so...

Forum: OpenFOAM Running, Solving & CFD

March 2, 2007, 05:29

Replies: 68

LES turbulent pipe flow

Views: 30,842

Posted By eugene

Here is a more generalised imp

Here is a more generalised implementation for perturbing any ducted flows. I haven't tried it on cylinders though so please let me know if it works ok.

...

Forum: OpenFOAM Running, Solving & CFD

August 25, 2006, 05:32

Replies: 68

LES turbulent pipe flow

Views: 30,842

Posted By eugene

Schoppa & Hussain, "Coherent s

Schoppa & Hussain, "Coherent structure dynamics in near-wall turbulence", Fluid Dynamics Research, Vol 26, p 119-139, 2000.

Although they don't explain everything in detail either. Not too...

Forum: OpenFOAM Running, Solving & CFD

August 24, 2006, 13:36

Replies: 68

LES turbulent pipe flow

Views: 30,842

Posted By eugene

Try this http://www.cfd-on

Try this

http://www.cfd-online.com/OpenFOAM_Discus/icons/attachment_icon.gif perturbCylinder.tgz (http://www.cfd-online.com/OpenFOAM_Discus/messages/1/perturbCylinder-2948.unk)

You have...

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