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Forum: OpenFOAM Running, Solving & CFD

July 8, 2009, 03:35

Replies: 38

Implicit solver for gamma volumefraction equation

Views: 12,297

Posted By isabel

I only have advisors this week. I am at a...

I only have advisors this week. I am at a OpenFOAM course, which finishes on Friday.

fv::gaussConvectionScheme<scalar>(mesh, phi, UDs).fvmDiv(phi, psi),

This line is to calculate div(phi,...

Forum: OpenFOAM Running, Solving & CFD

July 7, 2009, 13:28

Replies: 38

Implicit solver for gamma volumefraction equation

Views: 12,297

Posted By isabel

Thank you very much, sandy. I have been...

Thank you very much, sandy.

I have been studying the interPhaseChange solver carefully.
As you say, in gammaEqn.H we define the variable phigamma:

phigamma = phi*gamma +...

Forum: OpenFOAM Running, Solving & CFD

June 30, 2009, 07:54

Replies: 38

Implicit solver for gamma volumefraction equation

Views: 12,297

Posted By isabel

Thank you very much, ngj The key is in...

Thank you very much, ngj
The key is in MULESTemplates.C in these lines:

fvScalarMatrix psiConvectionDiffusion
(
fvm::ddt(rho, psi)
+ fv::gaussConvectionScheme<scalar>(mesh,...

Forum: OpenFOAM Running, Solving & CFD

June 29, 2009, 13:27

Replies: 38

Implicit solver for gamma volumefraction equation

Views: 12,297

Posted By isabel

I need to solve the gamma equation in interFoam....

I need to solve the gamma equation in interFoam. But I want to add a source as that:

d(gamma)/dt + div(U*gamma) + div(phigamma) = source

How can I do this? Perhaps with this line: ?

MULES::...

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