Journal of Electrical Engineering and Technology

The Korean Institute of Electrical Engineers (대한전기학회)
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The Optimal Design of Fractional-slot SPM to Reduce Cogging Torque and Vibration

  • Cho, Gyu-Won (Dept. of Electrical and Electronic Engineering, Changwon National University) ;
  • Jang, Woo-Sung (Dept. of Research Engineer / W/M Control HA Control R&D Lab. LG Electronics Inc.) ;
  • Jang, Ki-Bong (Dept. of Electrical and Electronic Engineering, Changwon National University) ;
  • Kim, Gyu-Tak (Dept. of Electrical and Electronic Engineering, Changwon National University)
  • Received : 2011.12.19
  • Accepted : 2012.06.13
  • Published : 2012.09.01
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Abstract

This paper deals with the analysis of vibration and noise sources in a modular-type SPM fractional-slot motor. To reduce cogging torque, torque ripple and unequal radial force, which are the main causes of the electromagnetic vibration, the optimal shape of notch and magnet are designed.

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References

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  2. Minimization of a Cogging Torque for an Interior Permanent Magnet Synchronous Machine using a Novel Hybrid Optimization Algorithm vol.9, pp.3, 2014, https://doi.org/10.5370/JEET.2014.9.3.859