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Multi-Objective Optimization of Less-Rare-Earth Interior Permanent Magnet Synchronous Machines Used for Electric Vehicles

  • School of Electrical Engineering and Automation, Harbin Institute of Technology

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

Abstract

The less-rare-earth interior permanent-magnet synchronous machines (LRE-IPMSM), which have the advantages of high electromagnetic performance and low cost, draw more and more attention nowadays in the field of the electric vehicles. The requirements of the machines used for electric vehicles include high torque and high efficiency. Hence, the multi-objective optimization is crucial to LRE-IPMSM. In this paper, firstly, the effects of the permanent magnet (PM) thickness and width on the torque and efficiency are studied. Then, the PM widths are selected as the optimization variables based on the performance analysis. Lastly, the optimized design is obtained by the multi-objective optimization analysis.

Original languageEnglish
Title of host publication2019 22nd International Conference on Electrical Machines and Systems, ICEMS 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728133980
DOIs
StatePublished - Aug 2019
Externally publishedYes
Event22nd International Conference on Electrical Machines and Systems, ICEMS 2019 - Harbin, China
Duration: 11 Aug 201914 Aug 2019

Publication series

Name2019 22nd International Conference on Electrical Machines and Systems, ICEMS 2019

Conference

Conference22nd International Conference on Electrical Machines and Systems, ICEMS 2019
Country/TerritoryChina
CityHarbin
Period11/08/1914/08/19

Keywords

  • less-rare-earth
  • multi-objective optimization
  • permanent-magnet synchronous machines

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