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Forum: Main CFD Forum

August 18, 2013, 12:38

Replies: 20

Particle tracking algorithms

Views: 3,083

Posted By leflix

what is your exact question? because I'm not sure...

what is your exact question? because I'm not sure what is your 16th post.
Unless you are in microgravity or zero condition or if m is very small, I do not see how you can neglect mg compare to...

Forum: Main CFD Forum

August 18, 2013, 10:56

Replies: 20

Particle tracking algorithms

Views: 3,083

Posted By leflix

first of all I'm doubtfull about your equation....

first of all I'm doubtfull about your equation. Why don't you account for gravity force too?
you should rather use:
m dup/dt = Fdrag + mg
dx/dt=up

check that here the derivative is d and not...

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