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Assigning different velocities to different phases at inlet

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Old   October 16, 2012, 10:40
Default Assigning different velocities to different phases at inlet
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Sagun Tripathi
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Hello everyone,

I am doing a multiphase simulation in which there are two fluids at the inlet. If I want to assign different velocities to the two at the inlet, what should I do? Should I initialize the velocity values at the inlet in the setFields file like this:

defaultFieldValues
(
volScalarFieldValue alpha1 0
volVectorFieldValue U (0 0 0)
);

regions
(
boxToCell
{
box (0 0 0) (20 0.1 1.5);
fieldValues
(
volScalarFieldValue alpha1 1
volVectorFieldValue U (1 0 0)
);
}
);


If yes, then what boundary condition should I specify at the inlet in the 0/U file?

Thanks,
Sagun
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