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Forum: OpenFOAM

December 27, 2010, 10:14

Replies: 6

Herschel-Bulkley model definition in HerschelBulkley.C

Views: 9,200

Posted By oort

Well... I don't know if the error messages...

Well... I don't know if the error messages produces any error in the solving, however the results are similar to the ones expected: flattened profile in the center and a slightly raise in the sides....

Forum: OpenFOAM

November 18, 2010, 10:45

Replies: 6

Herschel-Bulkley model definition in HerschelBulkley.C

Views: 9,200

Posted By oort

Hi. I think I have some problem... I...

Hi.

I think I have some problem...

I created the folder

~/OpenFOAM/carlos-1.7.x/run/HerschelBulkleySimple

and I copied the files "HerschelBulkleySimple.H" and "HerschelBulkleySimple.C" to...

Forum: OpenFOAM

November 13, 2010, 16:00

Replies: 6

Herschel-Bulkley model definition in HerschelBulkley.C

Views: 9,200

Posted By oort

Hi Martin. Thank you very much for your reply. ...

Hi Martin.
Thank you very much for your reply.

Since I have the experimental Herschel-Bulkley parameters in SI units I think that I can assume:

tau0 = tau0_experimental / density

k =...

Forum: OpenFOAM

November 12, 2010, 19:03

Replies: 6

Herschel-Bulkley model definition in HerschelBulkley.C

Views: 9,200

Posted By oort

Herschel-Bulkley model definition in HerschelBulkley.C

Hello

In papers I see Herchel-Bulkley model given by:

tau = tau0 + k * (shearRate)^n

if

tau = viscEff * (shearRate)

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