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Search: Posts Made By: maka
Forum: OpenFOAM Bugs February 18, 2009, 10:54
Replies: 14
Views: 4,331
Posted By maka
oneEqEddy SGS model V1.5 If

oneEqEddy SGS model V1.5

If we look at the form of production term in the k eq.

(1) G = -B:D

,where : is double inner product. following the above suggestion that D should always be...
Forum: OpenFOAM Bugs March 12, 2008, 11:11
Replies: 14
Views: 4,331
Posted By maka
k() formulation in Smagorinsky

k() formulation in Smagorinsky (I did not check the rest of the models). The comment follows equation (23) in Fureby and Tabor 1997 (Theor. Comp. FD.) but the implementation uses the dev(D) instead...
Forum: OpenFOAM Bugs October 24, 2007, 11:32
Replies: 14
Views: 4,331
Posted By maka
in that case no need to rename

in that case no need to rename B() but rather change its definition to use nuEff instead of nuSgs.

Best regards,
Maka.
Forum: OpenFOAM Bugs October 24, 2007, 11:24
Replies: 14
Views: 4,331
Posted By maka
sorry, an after thought. divB

sorry, an after thought. divB can be renamed to somethings like divDevB (Dev for deviatoric) since this is what it is. Have a nice day!

Best regards,
Maka.
Forum: OpenFOAM Bugs October 24, 2007, 11:17
Replies: 14
Views: 4,331
Posted By maka
If B() name was changed to R()

If B() name was changed to R(). and a comment is added to divB() to point out that it is:

divB() = div(B) - div((2/3) k I)] where the pressure is redefined

, then both inconsistencies are...
Forum: OpenFOAM Bugs October 24, 2007, 09:46
Replies: 14
Views: 4,331
Posted By maka
Hi! location: /OpenFOAM/Ope

Hi!

location: /OpenFOAM/OpenFOAM-1.3/src/LESmodels/incompressible/GenEddyVisc ; should also be checked in similar kind of models.

(1) In ChannelOodles Ueq we absorb laminar viscous...
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