Transient analysis of a new outer-rotor permanent-magnet brushless DC drive using circuit-field-torque coupled time-stepping finite-element method

Yong Wang, K. T. Chau, C. C. Chan, J. Z. Jiang

Research output: Journal article publicationJournal articleAcademic researchpeer-review

58 Citations (Scopus)

Abstract

In this paper, a new outer-rotor permanent magnet (PM) brushless dc drive is designed and analyzed. To enable this drive applicable to electric vehicles, its transient performances at both normal and flux-weakening operations are particularly focused. The distinct feature in design is due to the new motor configuration including the outer-rotor topology, the multipole magnetic circuit and the full slot-pitch coil span arrangement. The distinct feature in analysis is due to the development of the circuit-field-torque coupled time-stepping finite-element method. The proposed PM brushless dc drive is prototyped. The analysis results are verified by experimental measurement.

Original languageEnglish
Pages (from-to)1297-1300
Number of pages4
JournalIEEE Transactions on Magnetics
Volume38
Issue number2 I
DOIs
Publication statusPublished - Mar 2002

Keywords

  • Brushless dc machines
  • Permanent magnet machines
  • Time-stepping finite-element method

ASJC Scopus subject areas

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

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