4 - Virtual work example problem with required steps

# 4 - Virtual work example problem with required steps - u δ...

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Required steps for solution of virtual work problems MAE 472 1. Determine # of DOFs. 2. Deﬁne equilibrium position and draw diagram in equilibrium state with all displacements labelled. 3. Draw in all real forces. 4. Draw in all virtual displacements. W 2 1 W 45 o 60 o 1 DOF 45 o 60 o u u W 2 1 W 45 o 60 o u u 1 N T N 2 T W 2 1 W 45 o 60 o u u 1 N T N 2 T δ

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Unformatted text preview: u δ u Find relationship between W and W when system is in equilibrium. 1 2 5. Calculate virtual work (signs are important). 6. Separate out virtual displacements and solve for equilibrium position (displacements). 1 W 1 N T δ u W 2 N 2 T δ u 45 o 30 o...
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4 - Virtual work example problem with required steps - u δ...

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