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Rotor unbalance vibration suppression for MSCMG using composite anti-disturbance control method

  • Beihang University
  • Shanghai Institute of Satellite Engineering
  • BUAA-CCMU Advanced Innovation Center for Big Data-based Precision Medicine

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

Abstract

For the uncertainty of the current stiffness and the unbalanced vibration during the stable operation of the magnetic suspended control moment gyro(MSCMG), the method of composite hierarchical anti-disturbance control(CHADC) is implemented to realize the stability control of the magnetic bearing system. The parameter uncertainty and unmodeled dynamics are attenuated by robust H-{infty} controller, when the harmonic disturbances are observed and compensated by disturbance observers. Based on this control framework, this paper proposes a phase compensation method based on tracking differentiator to reduce the influence of switching power amplifier on the design of control system. The observer parameter matrix is adjusted in real time by the speed measurement to achieve unbalanced vibration suppression in the large speed range.

Original languageEnglish
Title of host publicationProceedings of the 38th Chinese Control Conference, CCC 2019
EditorsMinyue Fu, Jian Sun
PublisherIEEE Computer Society
Pages3272-3277
Number of pages6
ISBN (Electronic)9789881563972
DOIs
StatePublished - Jul 2019
Event38th Chinese Control Conference, CCC 2019 - Guangzhou, China
Duration: 27 Jul 201930 Jul 2019

Publication series

NameChinese Control Conference, CCC
Volume2019-July
ISSN (Print)1934-1768
ISSN (Electronic)2161-2927

Conference

Conference38th Chinese Control Conference, CCC 2019
Country/TerritoryChina
CityGuangzhou
Period27/07/1930/07/19

Keywords

  • Anti-disturbance Control
  • Disturbance Observer
  • Magnetic Bearing

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