A Permanent Magnet Linear Motor for Micro Robots

Publisher:
IEEE
Publication Type:
Conference Proceeding
Citation:
Proceedings of the 6th IEEE International Conference on Power Electronics and Drive Systems (IEEE-PEDS-05), 2005, 1, pp. 590-595
Issue Date:
2005-01
Full metadata record
Linear micro motors play a key role in micro robotic systems. They can greatly simplify the drive mechanisms and this is crucial for micro systems. By using permanent magnets, much higher force-to-volume ratios can be acquired than using electromagnets and better drive performance can be obtained. This paper describes the development of a tubular permanent magnet linear motor for the actuation of micro robots. Important design criteria are established by analytical method and numerical method is applied to obtain detailed characteristics of the micro motor. The performances of the micro motor are analyzed and predicted by the finite element analysis and dynamic modeling. The derived motor model is implemented in SIMULINK and is capable of being extending to complex robotic applications. The simulation of the motor operation shows that the dynamic performance is quite satisfactory. © 2005 IEEE.
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