The Finite Element Method for the Analysis of Non-Linear and ...
The Finite Element Method for the Analysis of Non-Linear and ...
The Finite Element Method for the Analysis of Non-Linear and ...
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Contact Conditions<br />
Usual term<br />
Contribution <strong>of</strong> contact<br />
<strong>for</strong>ces<br />
Consider N bodies that are in contact at<br />
time t:<br />
t S c is <strong>the</strong> complete area <strong>of</strong> contact<br />
t f c i : Components <strong>of</strong> <strong>the</strong> contact<br />
tractions t f S i : components <strong>of</strong> <strong>the</strong> known<br />
externally applied traction.<br />
<strong>The</strong>n <strong>the</strong> virtual work <strong>for</strong> <strong>the</strong> N bodies at time t is give by:<br />
Institute <strong>of</strong> Structural Engineering <strong>Method</strong> <strong>of</strong> <strong>Finite</strong> <strong>Element</strong>s II 34