Fractional-order Non-singular Terminal Sliding Mode Control for Bilateral Teleoperation System

  • Xiaolong Duan
  • , Zhiqiang Ma
  • , Zhengxiong Liu
  • , Yu Liu
  • , Lifei Bai

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

Abstract

This article investigates the stabilization of the bilateral teleoperation system with inherent strong nonlinearities and model parametric uncertainties, and a fractional-order non-singular terminal sliding mode control (FONTSMC) strategy for high-precision master-slave tracking is generated by combining fractional calculus and sliding mode control. The stability of the closed-loop system and finite-time convergence are analyzed using the Lyapunov stability theory. For simulation verification, the presented control scheme is applied to a pair of 3-DoF Phantom Omni haptic manipulators. The results reveal that the performance of non-singular terminal sliding mode control with fractional calculus is significantly better than that of the integer-order non-singular terminal sliding mode control in terms of trajectory tracking accuracy and response time.

Original languageEnglish
Title of host publicationIECON 2022 - 48th Annual Conference of the IEEE Industrial Electronics Society
PublisherIEEE Computer Society
ISBN (Electronic)9781665480253
DOIs
StatePublished - 2022
Event48th Annual Conference of the IEEE Industrial Electronics Society, IECON 2022 - Brussels, Belgium
Duration: 17 Oct 202220 Oct 2022

Publication series

NameIECON Proceedings (Industrial Electronics Conference)
Volume2022-October
ISSN (Print)2162-4704
ISSN (Electronic)2577-1647

Conference

Conference48th Annual Conference of the IEEE Industrial Electronics Society, IECON 2022
Country/TerritoryBelgium
CityBrussels
Period17/10/2220/10/22

Keywords

  • fractional-order sliding mode control
  • Fractional-order system
  • physical human-robot interaction
  • sliding mode control
  • teleoperation system

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