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Article

The effect of rotor skew, cusp and cogging on motor startup

  • May 2015
  • Number of views: 13476
  • Article rating:

Chuck Yung
EASA Senior Technical Support Specialist

Anyone who has spent much time reading the EASA AC Motor Redesign book, or motor design textbooks, will recall that there are certain stator-rotor slot combinations that can detract from the performance of an electric motor.

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EASA Technical Manual

More information on this topic can be found in EASA's Technical Manual
  • Section 2: AC Machines

Related Reference and Training Materials

Principles of Medium & Large AC Motors (NEMA Standards)
  • Section 8: Squirrel Cage Rotors

Principles of Medium & Large AC Motors (IEC Standards)
  • Section 8: Squirrel Cage Rotors

Tags: Rotor skew Cogging Cusp
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