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Forum: Fluent Multiphase

March 20, 2017, 11:23

Replies: 7

Acceptable residuals of continuity in open channel flow?

Views: 2,061

Posted By l.whelan11

Hi Kemin, I don't know for sure why the use...

Hi Kemin,

I don't know for sure why the use of two sets of BCs works. I feel though, that it helps to initialise the problem. The first set of BCs results in a high water level in the domain....

Forum: Fluent Multiphase

March 5, 2017, 13:08

Replies: 7

Acceptable residuals of continuity in open channel flow?

Views: 2,061

Posted By l.whelan11

Good news! Think I have figured out the problem....

Good news! Think I have figured out the problem. The trick is to use two sets of boundary conditions, in the same model (you change them halfway through).

So first of all, set up the model as...

Forum: Fluent Multiphase

February 15, 2017, 04:02

Replies: 7

Acceptable residuals of continuity in open channel flow?

Views: 2,061

Posted By l.whelan11

Hi Ahmed, Thanks for your reply. I was...

Hi Ahmed,

Thanks for your reply. I was wondering about this too, in the manual it does say to use the heavier fluid as your second one (as you suggested). However, I have also got a pressure...

Forum: Fluent Multiphase

February 14, 2017, 15:19

Replies: 7

Acceptable residuals of continuity in open channel flow?

Views: 2,061

Posted By l.whelan11

Acceptable residuals of continuity in open channel flow?

Hi all,

I'm currently trying to model what is essentially a broad crested weir. I feel that the resulting phase plot looks realistic (I am trying to study the waves/undulations that form after the...

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