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Showing results 1 to 7 of 7 Search took 0.00 seconds. Search: Posts Made By: Djub

Forum: OpenFOAM January 30, 2013, 04:58

Replies: 20 LES for wind over buildings Views: 5,632 Posted By Djub Hi! Well, I am not (yet ;)) an expert, so I... Hi! Well, I am not (yet ;)) an expert, so I don't know about pitzDaily. What I know, is that synthezised turbulence is very hard to create in order to be correct for CFD analysis. Usually, this...

Forum: OpenFOAM July 12, 2012, 12:27

Replies: 20 LES for wind over buildings Views: 5,632 Posted By Djub Current flow Hi, I go slowly, but still progressing. So I am quite happy :)! Now, I have a big (1M2 cells) 3D problem. I work with a LES model (smagorinsky), with PISO algorithm. But I have a comprehension...

Forum: OpenFOAM June 25, 2012, 05:06

Replies: 20 LES for wind over buildings Views: 5,632 Posted By Djub Thanks Fabian ('excuse me for the delayed... Thanks Fabian ('excuse me for the delayed answer). Your advices are very interesting, but so dense! You gave me some months of work! I have to: Try a "beach" at the domain end Try periodic...

Forum: OpenFOAM June 15, 2012, 08:47

Replies: 20 LES for wind over buildings Views: 5,632 Posted By Djub Thanks Elvis. It will help me to check my... Thanks Elvis. It will help me to check my modelization. Nevertheless, results are mean values and BC are not detailed. It will help me to validate my calculations, but nothing to make them...

Forum: OpenFOAM June 15, 2012, 06:41

Replies: 20 LES for wind over buildings Views: 5,632 Posted By Djub Thanks Mahdi; you are right, my turbulence... Thanks Mahdi; you are right, my turbulence (little scales) is for sure approximate. but I have the main unsteady behavior with large vortices. By the way, I still have bigger problems with...

Forum: OpenFOAM June 15, 2012, 04:38

Replies: 20 LES for wind over buildings Views: 5,632 Posted By Djub Part of solution Hi ! I found some answers to my questions, and I would like to help other foamers so I post these advices: This is an excellent source of knowledge on the WEB:...

Forum: OpenFOAM June 13, 2012, 11:25

Replies: 20 LES for wind over buildings Views: 5,632 Posted By Djub LES for wind over buildings hi dear Foamers, I am trying to compute some cases about buildings in a turbulent atmospheric boundary layer. I want to use a LES formulation , but I have absolutely no idea about a correct model...

Showing results 1 to 7 of 7

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