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Forum: OpenFOAM Programming & Development

September 9, 2015, 07:22

Replies: 20

implementing a new wall function

Views: 4,302

Posted By JasonWang3

Hi Romant Thank you for your reply. I did...

Hi Romant

Thank you for your reply. I did some numerical experiment, in which only the k BC is changed, the numerical results shows that the choice of the k wall function do influence the results....

Forum: OpenFOAM Programming & Development

September 8, 2015, 10:47

Replies: 20

implementing a new wall function

Views: 4,302

Posted By JasonWang3

Hi Romant what do you mean velocity...

Hi Romant

what do you mean velocity equations? Do you mean momentum equations?

When I look into the code, after solving the momentum equations, there is such code: U.correctBoundaryConditions,...

Forum: OpenFOAM Programming & Development

September 8, 2015, 06:01

Replies: 20

implementing a new wall function

Views: 4,302

Posted By JasonWang3

Hi Romant Thanks for your reply. In the...

Hi Romant

Thanks for your reply. In the standard wall function, k is assumed to be constant across the near-wall fully turbulence region, and k_v = k_P( the first node, this formula is used in the...

Forum: OpenFOAM Programming & Development

September 7, 2015, 11:53

Replies: 20

implementing a new wall function

Views: 4,302

Posted By JasonWang3

Hi Romant When I look into the code of...

Hi Romant

When I look into the code of kEpsilon.C, I find that only alphat, mut, epsilon have the code of correct the value using wall function, like this:mut_.correctBoundaries(). However, it is...

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