An fast reconstruction approach for actuator fault in robot manipulators

Bing Xiao, Shen Yin

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

6 Scopus citations

Abstract

A theoretical framework of fast actuator fault reconstruction approach design is presented for robot manipulators in this paper. Taking advantages of terminal sliding mode observer (TSMO) technique, a TSMO-based reconstruction law is developed. Using this approach, it is shown that the actual actuator fault can be reconstructed within a finite time. Moreover, zero reconstruction error is guaranteed. Hence, a fast and precise reconstruction performance for actuator fault is provided. Another key advantage of this approach is that, it is independent on robot controller, mathematical model of actuator fault and even its time-profile. Simulation results are presented to verify the reconstruction performance of the proposed approach.

Original languageEnglish
Title of host publication2016 14th International Workshop on Variable Structure Systems, VSS 2016
PublisherIEEE Computer Society
Pages414-419
Number of pages6
ISBN (Electronic)9781467397889
DOIs
StatePublished - 7 Jul 2016
Externally publishedYes
Event14th International Workshop on Variable Structure Systems, VSS 2016 - Nanjing, China
Duration: 1 Jun 20164 Jun 2016

Publication series

NameProceedings of IEEE International Workshop on Variable Structure Systems
Volume2016-July
ISSN (Print)2165-4816
ISSN (Electronic)2165-4824

Conference

Conference14th International Workshop on Variable Structure Systems, VSS 2016
Country/TerritoryChina
CityNanjing
Period1/06/164/06/16

Keywords

  • actuator fault
  • fault reconstruction
  • finite-time
  • robot manipulator
  • terminal sliding mode observer

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