Design optimization with outer rotor interior permanent magnet synchronous motor with hybird permanent magnet

Dong Yu, Xiaoyan Huang, Youtong Fang, Xiaochen Zhang

Research output: Chapter in Book/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

Aiming to reduce the usage of rare-earth permanent magnet (PM), this paper proposes a novel outer rotor interior permanent magnet synchronous motor (IPMSM) with two types of PM material: ferrite and earth PM. The proposed motor has an outer rotor structure with two-layer crescent barriers. The ferrite PMs are filled into the middle of the crescent barriers with a thicker thickness while the rare-earth PMs are filled into the bilateral barriers with a thinner thickness. Comparisons have been investigated with the basic outer rotor IPMSMs, which only have one type of PM. Results indicate that the proposed hybrid structure can effectively utilize the reluctance torque and reduce almost half the usage of rare-earth PM while having a competitive performance.

Original languageEnglish
Title of host publicationProceedings of 2018 IEEE International Conference on Applied Superconductivity and Electromagnetic Devices, ASEMD 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538624944
DOIs
Publication statusPublished - 4 Dec 2018
Event2018 IEEE International Conference on Applied Superconductivity and Electromagnetic Devices, ASEMD 2018 - Tianjin, China
Duration: 15 Apr 201818 Apr 2018

Publication series

NameProceedings of 2018 IEEE International Conference on Applied Superconductivity and Electromagnetic Devices, ASEMD 2018

Conference

Conference2018 IEEE International Conference on Applied Superconductivity and Electromagnetic Devices, ASEMD 2018
Country/TerritoryChina
CityTianjin
Period15/04/1818/04/18

Keywords

  • Hybrid PM
  • IPMSM
  • Optimization
  • Outer rotor
  • PM usage
  • Power factor
  • Reluctance torque

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Instrumentation
  • Electrical and Electronic Engineering
  • Mechanical Engineering

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