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Forum: OpenFOAM

November 9, 2012, 12:48

Replies: 13

fvc::div(phi,rho) vs fvc::div(phi)

Views: 11,996

Posted By meindert

Hi Chad, It is hard to tell what the source...

Hi Chad,

It is hard to tell what the source of your problem is, because you are not giving any details about the simulation itself. I suggest you open a new thread about your problem, so we stay...

Forum: OpenFOAM

November 9, 2012, 09:04

Replies: 13

fvc::div(phi,rho) vs fvc::div(phi)

Views: 11,996

Posted By meindert

Hi Chad, No, those are not the same. The...

Hi Chad,

No, those are not the same. The most important difference is the location at which the expressions are evaluated.

If fvc::div(phi,alpha) is used, alpha is evaluated at the cell face...

Forum: OpenFOAM

October 20, 2012, 10:40

Replies: 13

fvc::div(phi,rho) vs fvc::div(phi)

Views: 11,996

Posted By meindert

Hi Camille, First, I think it would have...

Hi Camille,

First, I think it would have been more appropriate to open a new thread for this. My guess is that a little searching on the forum would have gotten you a long way as well.

To...

Forum: OpenFOAM

October 17, 2012, 04:59

Replies: 13

fvc::div(phi,rho) vs fvc::div(phi)

Views: 11,996

Posted By meindert

Hi, You should realise that the definition...

Hi,

You should realise that the definition of phi is different for an incompressible flow solver (e.g. icoFoam) than for an compressible flow solver.
For an incompressible flow solver phi = U,...

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