The balanced current control of dual-redundancy permanent magnetic brushless DC motor

Ruiqing Ma, Weiguo Liu, Guangzhao Luo, Yashan Hu

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

23 Scopus citations

Abstract

The main purpose of this paper is the method study of balanced current control of dual-redundancy permanent magnetic brushless DC motor (BLDCM), which is used in the electromechanical actuator system of aircraft. The cause and consequence of unbalanced current in the winding of dual-redundancy motor under simultaneous operation station are deeply analyzed. The dynamic mathematic model of dual-redundancy BLDCM is built, in which the mutual induction between every phases in dual-redundancy windings are considered. The balanced control of current is realized by using the method of crossed-compare each other of dual-redundancy current. The implementation of the basic control circuits of the balanced current is introduced. The simulation results and the experimental data of system show the validity of this method. It can realize the balanced current in windings of the brushless DC motor, and can also control the dual-redundancy motor to output equal torque at the same time.

Original languageEnglish
Title of host publicationICEMS 2005
Subtitle of host publicationProceedings of the Eighth International Conference on Electrical Machines and Systems
Pages475-479
Number of pages5
StatePublished - 2005
EventICEMS 2005: 8th International Conference on Electrical Machines and Systems - Ninjing, China
Duration: 27 Sep 200529 Sep 2005

Publication series

NameICEMS 2005: Proceedings of the Eighth International Conference on Electrical Machines and Systems
Volume1

Conference

ConferenceICEMS 2005: 8th International Conference on Electrical Machines and Systems
Country/TerritoryChina
CityNinjing
Period27/09/0529/09/05

Keywords

  • Balanced current control
  • Brushless dc motor
  • Dual-redundancy
  • Rare earth permanent magnet

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