A robot has been designed to aid in hip-replacement surgery. The device, called RoBoDoc, is used to

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A robot has been designed to aid in hip-replacement surgery. The device, called RoBoDoc, is used to precisely orient and mill the femoral cavity for acceptance of the prosthetic hip implant. Clearly, we want a very robust surgical tool control, because there is no opportunity to redrill a bone [21,27].The control system will be as shown with
A robot has been designed to aid in hip-replacement surgery.

where 1 ‰¤ a ‰¤ 2, and 4 ‰¤ b ‰¤ 12.
Select a PID controller so that the system is very robust. Use the s-plane root locus method. Select the appropriate Gp(s) and plot the response to a step input.

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Modern Control Systems

ISBN: 978-0136024583

12th edition

Authors: Richard C. Dorf, Robert H. Bishop

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