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Search: Posts Made By: FMDenaro
Forum: Main CFD Forum March 13, 2014, 06:57
Replies: 8
Views: 1,572
Posted By FMDenaro
what do you mean for "strange"? you should have a...

what do you mean for "strange"? you should have a solution that must be congruent to the statistical averaging of URANS.
You can see some examples in Wilcox book
Forum: Main CFD Forum March 13, 2014, 06:29
Replies: 8
Views: 1,572
Posted By FMDenaro
URANS by definition is designed for have...

URANS by definition is designed for have information of time evolving components only for low well-defined forcing frequencies. The simple example is the motion of piston in engine.
If you want a...
Forum: Main CFD Forum March 13, 2014, 04:50
Replies: 8
Views: 1,572
Posted By FMDenaro
I suppose you are using U(nsteady)RANS model ... ...

I suppose you are using U(nsteady)RANS model ...
I think that:
1) depending on the initial velocity field, you have to wait more time to have a physical development, usually the numerical transient...
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