Fixed-Time Second Order Sliding Mode Control for Nonlinear Systems With High Dynamic Performance

Jinlong Zhao, Zongyi Guo, Jianguo Guo, Jun Zhou

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

Abstract

This paper presents a fixed-time second order sliding mode control approach for nonlinear systems to ensure high dynamic performance, where the estimated upper bound of settling time is independent of initial states. By placing zero points of close-loop control system, it is convenient to actively adjust the motion trajectory of system state and further improve dynamic performance, not only the stabilization at equilibrium point. Based on this method, a novel fixed-time second order controller is developed and its settling time is derived according to the actual convergence process. Comparisons with similar second order controller demonstrate the effectiveness of proposed algorithm. This method for enhancing dynamic performance is especially useful in tracking control of nonlinear time-varying systems.

Original languageEnglish
Title of host publication2019 IEEE 15th International Conference on Control and Automation, ICCA 2019
PublisherIEEE Computer Society
Pages1258-1263
Number of pages6
ISBN (Electronic)9781728111643
DOIs
StatePublished - Jul 2019
Event15th IEEE International Conference on Control and Automation, ICCA 2019 - Edinburgh, United Kingdom
Duration: 16 Jul 201919 Jul 2019

Publication series

NameIEEE International Conference on Control and Automation, ICCA
Volume2019-July
ISSN (Print)1948-3449
ISSN (Electronic)1948-3457

Conference

Conference15th IEEE International Conference on Control and Automation, ICCA 2019
Country/TerritoryUnited Kingdom
CityEdinburgh
Period16/07/1919/07/19

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