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Forum: Main CFD Forum

August 29, 2012, 07:43

Replies: 10

free surface modelling using VOF

Views: 1,855

Posted By leflix

ok fine ! It's the first step yes ! so...

ok fine ! It's the first step

yes ! so you can use either projection method for variable density flows
so you should solve a poisson equation for pressure which looks like DIV(1/rho GRAD P)=...

Forum: Main CFD Forum

August 28, 2012, 15:44

Replies: 10

free surface modelling using VOF

Views: 1,855

Posted By leflix

VOF method is based on the solving of this...

VOF method is based on the solving of this equation:
dF/dt +udF/dx+vdF/dy=0
here d is the partial derivative, F is the volume fraction.
When F(i,j)=0 cell (i,j) is fully occupied bythe first...

Forum: Main CFD Forum

August 28, 2012, 10:24

Replies: 10

free surface modelling using VOF

Views: 1,855

Posted By leflix

Sorry I don't know what you are talking about and...

Sorry I don't know what you are talking about and what your equation corresponds to. :confused:

Forum: Main CFD Forum

August 28, 2012, 06:21

Replies: 10

free surface modelling using VOF

Views: 1,855

Posted By leflix

What is what you call free surface equation?

What is what you call free surface equation?

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