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Contact Dynamics Modelling for Robots

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Introduction<br />

Impulse-momentum contact<br />

Point contact<br />

Friction <strong>for</strong>ces<br />

<strong>Contact</strong> in robot dynamics modelling<br />

Conclusions<br />

Coefficient of restitution<br />

vB<br />

y - plane of<br />

impact<br />

Need a second equation to<br />

solve <strong>for</strong> x-velocities<br />

Energy is lost in impact<br />

vA<br />

x<br />

e = (v Ax −v Bx ) 2<br />

(v Bx −v Ax ) 1<br />

Mike Boos<br />

<strong>Contact</strong> <strong>Dynamics</strong> <strong>Modelling</strong> <strong>for</strong> <strong>Robots</strong>

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