Robust fault diagnosis method of flight control system based on disturbance decoupling assignment

Yuqin Song, Weiguo Zhang

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

Abstract

The observer of fault detection and diagnosis is designed based on disturbance decoupling assignment aimed at flight control system having unknown input disturbances. It makes residual in quadrature with disturbances distributed direction through left eigenstructure assignment to observer. The transfer function is zero between fault detection residual r and unknown input disturbance d. So it makes residual decoupling and robust with disturbance. The fault diagnosis and isolation algorithm is not influenced by the system uncertain disturbances. The reliability and precision of fault diagnosis are improved. Meanwhile it can identify faults shape online through residual estimating faults. The simulation results verify method validity.

Original languageEnglish
Title of host publicationCAR 2010 - 2010 2nd International Asia Conference on Informatics in Control, Automation and Robotics
Pages375-378
Number of pages4
DOIs
StatePublished - 2010
Event2010 2nd International Asia Conference on Informatics in Control, Automation and Robotics, CAR 2010 - Wuhan, China
Duration: 6 Mar 20107 Mar 2010

Publication series

NameCAR 2010 - 2010 2nd International Asia Conference on Informatics in Control, Automation and Robotics
Volume2

Conference

Conference2010 2nd International Asia Conference on Informatics in Control, Automation and Robotics, CAR 2010
Country/TerritoryChina
CityWuhan
Period6/03/107/03/10

Keywords

  • Distrubance decoupling
  • Eigenstructure assignment
  • Fault diagnosis
  • Observer

Fingerprint

Dive into the research topics of 'Robust fault diagnosis method of flight control system based on disturbance decoupling assignment'. Together they form a unique fingerprint.

Cite this