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real eigenvalue analysis of gearbox

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ollib

ollib

Automotive
Joined
Dec 11, 2003
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Location
DE
hello everybody,
I have to do a real eigenvalue analysis on a large gearbox, which is completely filled up with oil. How can I include the effect of the oil in the model in NASTRAN?

thanks for any hints!

Oliver
 
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Possibly using an RBE3 element and a CONM2 for the mass of the fluid.
 
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