Disturbance attenuation and faster stabilization via permanent magnet placement on repulsive type magnetic bearing

S. C. Mukhopadhyay*, T. Ohji, M. Iwahara, S. Yamada, F. Matsumura

*Corresponding author for this work

Research output: Contribution to conferencePaperpeer-review

1 Scopus citations

Abstract

Repulsive type magnetic bearing consisting of permanent magnets (PM) and controlled current electromagnets have the advantages of less number of electromagnets and simplified control circuit compared to active magnetic bearing. The system is fundamentally unstable one and is very prone to disturbance. The shape and configuration of permanent magnet has a strong influence on the stability of the system. Two model of repulsive type magnetic bearing have been designed and fabricated in our laboratory. Repulsive forces and stiffness characteristics for different PM configurations have been studied and suitable configuration have been chosen. This paper investigates a method of disturbance attenuation and faster stabilization via permanent magnet configuration on repulsive type magnetic bearing.

Original languageEnglish
Pages255-261
Number of pages7
StatePublished - 1997
EventProceedings of the 1997 2nd International Conference on Power Electronics and Drive Systems, PEDS. Part 2 (of 2) - Singapore, Singapore
Duration: 1997/05/261997/05/29

Conference

ConferenceProceedings of the 1997 2nd International Conference on Power Electronics and Drive Systems, PEDS. Part 2 (of 2)
CitySingapore, Singapore
Period1997/05/261997/05/29

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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