A motion control design through variable structure controller based on extended state observe

Tianxu Jin*, Jie Chen, Yongqiang Bai

*Corresponding author for this work

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

10 Citations (Scopus)

Abstract

A new control solution to motion control problems is proposed. It is through variable structure controller (VSC) based on extended state observer (ESO), where the disturbances and high-order factors are estimated and compensated using ESO. The dynamic compensation reduces the motion system to approximately a triple integrator which can be easily controlled using VSC. The controller is inherently robust against plant variations because of VSC. Through hardware tests, it is shown that the proposed approach is superior to the engineering PID and general VSC. And because ESO provides a high-frequency path for the dynamic state which is not modeling, the chatter of VSC is reduced.

Original languageEnglish
Title of host publication2008 IEEE/ASME International Conference on Mechatronics and Embedded Systems and Applications, MESA 2008
Pages399-402
Number of pages4
DOIs
Publication statusPublished - 2008
Event2008 IEEE/ASME International Conference on Mechatronics and Embedded Systems and Applications, MESA 2008 - Beijing, China
Duration: 12 Dec 200815 Dec 2008

Publication series

Name2008 IEEE/ASME International Conference on Mechatronics and Embedded Systems and Applications, MESA 2008

Conference

Conference2008 IEEE/ASME International Conference on Mechatronics and Embedded Systems and Applications, MESA 2008
Country/TerritoryChina
CityBeijing
Period12/12/0815/12/08

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