URANS

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Cbarnaud
Posts: 36
Joined: Tue Oct 22, 2019 10:28 am

URANS

Post by Cbarnaud »

Hello,
A dumb question... I use CS 6.0.0 and I wonder how to activate URANS calculation.
In fact, when I open the gui, I don't touch all the unsteady fields in Calculation Features and I just have to activate the RANS turbulence model? (k-eps for example)
Is that the right way to do it?
Thanks a lot.
CB
Yvan Fournier
Posts: 4221
Joined: Mon Feb 20, 2012 3:25 pm

Re: URANS

Post by Yvan Fournier »

Hello,

Yes, if the time scheme is "unsteady" (the default), the RANS computation will actually be URANS.

Best regards,

Yvan
Cbarnaud
Posts: 36
Joined: Tue Oct 22, 2019 10:28 am

Re: URANS

Post by Cbarnaud »

Hello

Thank you, it helps me a lot.
Just to be sure for the future, if I run a simulation RANS+combustion (diffusion flame) and I want to shift to URANS with the same setup file, I can just change "steady management status" in the setup.xml from 'on' to 'off' and that's it?
(I already add LES+combustion compatibility thank to this post: viewtopic.php?f=2&t=2348&hilit=large+eddy#p12883)

best regards,
CB
Yvan Fournier
Posts: 4221
Joined: Mon Feb 20, 2012 3:25 pm

Re: URANS

Post by Yvan Fournier »

Hello,

Yes, this is the case.

Best regards,

Yvan
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