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Forum: OpenFOAM Running, Solving & CFD

June 26, 2013, 03:49

Replies: 5

Herschel-Bulkley model

Views: 2,953

Posted By Tushar@cfd

http://www.cfd-online.com/Forums/openfoam-bugs/855...

http://www.cfd-online.com/Forums/openfoam-bugs/85576-herschel-bulkley-non-newtonian-viscosity-model-has-term-sign-error.html

tauy=tau0 in the present model when shear-rate = 0 (low shear rate)
I...

Forum: OpenFOAM Running, Solving & CFD

June 26, 2013, 01:19

Replies: 5

Herschel-Bulkley model

Views: 2,953

Posted By Tushar@cfd

Hello sharonyue, May be, the author might...

Hello sharonyue,

May be, the author might have described in that manner.

As, far as I know:
when shear-rate = 0 then tauyx < tau0
Later with, shear-rate > 0, tauyx > tau0, and we have the...

Forum: OpenFOAM Running, Solving & CFD

June 24, 2013, 00:38

Replies: 5

Herschel-Bulkley model

Views: 2,953

Posted By Tushar@cfd

Good work. Do you think any problem with the...

Good work.
Do you think any problem with the Model?

Actually, the model seems to be correct in the new versions of OF. Earlier it had problem as mentioned in the post but later it was corrected.

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