An Initial Positioning Method on Magnetic Rotary Encoder Applying to PMSM

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Abstract:

Magnetic rotary encoder can be used to detect the rotor position of PMSM, in order to realize vector control of PMSM. An initial positioning method on magnetic rotary encoder based on open loop control system was presented to calculate absolute difference of average through setting Rotor position angle on multi point.Experimental results show that the method was simple and suitable to measure rotor angle exactly and easily.

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201-205

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November 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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