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Forum: OpenFOAM

March 6, 2012, 02:49

Replies: 3

how can I do dot product of U and fvc::grad(U) where U is an volVectorFiled ?

Views: 2,598

Posted By mechy

Dear nima

since I want to remove the solving algebraic equation, I should calculate the derivative terms (like grad and laplacian) as an explicit fvc:: class
please see the attachment about perturbation...

Forum: OpenFOAM

March 6, 2012, 02:04

Replies: 3

how can I do dot product of U and fvc::grad(U) where U is an volVectorFiled ?

Views: 2,598

Posted By mechy

how can I do dot product of U and fvc::grad(U) where U is an volVectorFiled ?

Hi All
I want to solve perturbation equation with OF. I attached these equations.
but I don't know how to calculate the convection term. I used the bellow equation

fvVectorMatrix...

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