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plunging airfoil

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Old   October 1, 2008, 03:09
Default plunging airfoil
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vissu
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hi,i am trying to simulate a plunging airfoil..using DEFINE_CG,giving a motion like aSINwt to the cg of the airfoil in an udf..but while solving its totally changing the shape of the airfoil though i have selected the rigid body option in dynamic mesh zones... please help me how to ged rid of this..thank you.
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