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Forum: FLOW-3D

June 5, 2013, 10:30

Replies: 5

multiphase flow model (water+oil)

Views: 1,914

Posted By dmilano

Sorry - I didn't realize that there was a free...

Sorry - I didn't realize that there was a free surface. In this case you'll probably want to use the 1 fluid drift flux model and specify the mixture density at the boundaries, initial conditions,...

Forum: FLOW-3D

June 3, 2013, 10:11

Replies: 5

multiphase flow model (water+oil)

Views: 1,914

Posted By dmilano

In two fluid problems the density is computed...

In two fluid problems the density is computed from the fluid fraction, not the other way around. If you define fluid 1 as water and fluid 2 as oil then you just specify the mixture fluid fraction in...

Forum: FLOW-3D

May 30, 2013, 13:57

Replies: 5

multiphase flow model (water+oil)

Views: 1,914

Posted By dmilano

If you're using the 2-fluid model then the...

If you're using the 2-fluid model then the mixture concentration is defined by the fluid fraction. You can then measure the volume of each fluid using a sampling volume.

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