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Search took 0.00 seconds. Search: Posts Made By: michujo
Forum: Main CFD Forum June 11, 2013, 04:24
Replies: 16
Views: 3,479
Posted By michujo
Hi, I just read Ferziger again, more carefully...

Hi, I just read Ferziger again, more carefully this time. As I understood it, the inconsistency consists in using a central difference approximation using points 2*deltax apart in Eq. 7.120 and, on...
Forum: Main CFD Forum June 10, 2013, 11:51
Replies: 16
Views: 3,479
Posted By michujo
Hi, I think the inconsistency he is talking about...

Hi, I think the inconsistency he is talking about is the fourth order pressure term that is added to the momentum equations when interpolating values at the cell faces (where variables are not stored...
Forum: Main CFD Forum June 5, 2013, 08:52
Replies: 16
Views: 3,479
Posted By michujo
Hi. 1) For convergence I just track the...

Hi.

1) For convergence I just track the residuals calculated as the difference between the old and new values of u, v and p within the SIMPLE loop. I take the maximum of those three and accept...
Forum: Main CFD Forum June 5, 2013, 06:49
Replies: 16
Views: 3,479
Posted By michujo
Hi, I finally got my little code to work. 1)...

Hi, I finally got my little code to work.

1) Lid-driven cavity flow, 2D, incompressible, Reynolds=20 based on the top wall velocity.

2) Collocated grid, 15x15, uniform.

3) Upwind...
Forum: Main CFD Forum June 4, 2013, 08:56
Replies: 16
Views: 3,479
Posted By michujo
Hi. Yes I agree. However I am not sure how...

Hi. Yes I agree.

However I am not sure how to calculate the convective fluxes for the calculation of the discretization coefficients in the solution of u* and v*. If I do not need to use Rhie-Chow...
Forum: Main CFD Forum June 4, 2013, 03:44
Replies: 16
Views: 3,479
Posted By michujo
Hi, I'm facing a similar problem when trying to...

Hi, I'm facing a similar problem when trying to implement Rhie-Chow in my little code here. I also don't like at all the wide stencil, especially when you approach the walls and you have to code...
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