Adaptive output-feedback fault-tolerant tracking control for mobile robots under partial loss of actuator effectiveness

Yeong Hwa Chang, Chun I. Wu, Cheng Yuan Yang

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

10 Scopus citations

Abstract

This paper presents an output-feedback fault-tolerant control scheme for mobile robots, where a set of dynamic equations of differential wheeled robots can be obtained from kinematics and dynamics analyses. Based on backstepping techniques with low-pass filters, the proposed control law can be derived. In particular, the problem of the partial loss of actuator effectiveness and unmeasured states is investigated. It can be shown that all closed-loop signals are uniformly ultimately bounded using Lyapunov stability analysis. Finally, results of simulations verify that the desired control object can be preserved under various uncertainties and actuator faults.

Original languageEnglish
Title of host publication54rd IEEE Conference on Decision and Control,CDC 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages6306-6311
Number of pages6
ISBN (Electronic)9781479978861
DOIs
StatePublished - 08 02 2015
Event54th IEEE Conference on Decision and Control, CDC 2015 - Osaka, Japan
Duration: 15 12 201518 12 2015

Publication series

NameProceedings of the IEEE Conference on Decision and Control
Volume54rd IEEE Conference on Decision and Control,CDC 2015
ISSN (Print)0743-1546
ISSN (Electronic)2576-2370

Conference

Conference54th IEEE Conference on Decision and Control, CDC 2015
Country/TerritoryJapan
CityOsaka
Period15/12/1518/12/15

Bibliographical note

Publisher Copyright:
© 2015 IEEE.

Keywords

  • adaptive control
  • dynamic surface design
  • fault-tolerant control
  • mobile robots
  • output-feedback

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