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Forum: Main CFD Forum

September 28, 2010, 21:26

Replies: 6

help with wall functions

Views: 2,432

Posted By dshawul

Looks like 10^30 is ok as the largest double...

Looks like 10^30 is ok as the largest double precision number is 10 ^ 307.
Anyway now everything is working fine except that I do not have something to compare my results to.
I took the source...

Forum: Main CFD Forum

September 27, 2010, 13:51

Replies: 6

help with wall functions

Views: 2,432

Posted By dshawul

Dear Hans, Thank you for the hint. I have found...

Dear Hans,
Thank you for the hint. I have found a detailed discussion of wall boundary condition treatment in a late chapter of versteeg, basically same as what you mentioned here. One minor doubt i...

Forum: Main CFD Forum

September 25, 2010, 07:56

Replies: 6

help with wall functions

Views: 2,432

Posted By dshawul

Thank you very much for taking the time to reply....

Thank you very much for taking the time to reply.
I wrongly thought that for standard k-e ( high Re model), I could avoid
using wall functions as long as i use very fine mesh near walls.
But I now...

Forum: Main CFD Forum

September 24, 2010, 17:55

Replies: 6

help with wall functions

Views: 2,432

Posted By dshawul

help with wall functions

hello.
I am trying to implement k-e model with wall functions. Model equations are solved alright but I am having difficulty how to go on with wall functions.
Versteeg (eq.3.39) gives equations...

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