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Forces in InterFoam

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Old   February 3, 2021, 11:17
Default Forces in InterFoam
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Federico
Join Date: Jan 2021
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Hello everybody,
I have a geometry inside my domain in which both air and water are presents and I want calculate the force acting on it. I read that I should put rhoName rho to calculate the force depending on the fluid present in a specific area, is that true and is this file correct? The output will be the totale force but if I want only the force by the water?

file_name
{
type forces;
libs ( "libforces.so" );
writeControl timeStep;
writeInterval 1;

patches (patch);

rhoName rho; // Considers each fluid
pRef 1e5;
log true;

CofR (0 0 4.5e-3);
pitchAxis (0 -1 0);
}
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