Active disturbance rejection control utilized in oscillation device electro-hydraulic servo system

Dong Jia*, Jiangbo Zhao, Junzheng Wang, Guangtong Reng

*Corresponding author for this work

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

Abstract

A new Active Disturbance Rejection Control (ADRC) controller to oscillation device of continuous casting mold which is of uncertain disturbances and time-variable is proposed in this paper. The ADRC controller showed the following characteristics: Tracking-Differentiator was reduced because the desired trajectory was a known curve; A first-order filter was added to the ESO to reduce the disturbance of noise and to make the response faster; What's more, stability of the ESO and feedback loop analysis showed that parameters could be simpler to make the parameters tuning easier. The experiment results show that this ADRC has the advantages of anti-disturbance, with tuning parameters easily.

Original languageEnglish
Title of host publicationProceedings of the 30th Chinese Control Conference, CCC 2011
Pages5743-5747
Number of pages5
Publication statusPublished - 2011
Event30th Chinese Control Conference, CCC 2011 - Yantai, China
Duration: 22 Jul 201124 Jul 2011

Publication series

NameProceedings of the 30th Chinese Control Conference, CCC 2011

Conference

Conference30th Chinese Control Conference, CCC 2011
Country/TerritoryChina
CityYantai
Period22/07/1124/07/11

Keywords

  • Active-Disturbance Rejection Control
  • Electro-hydraulic Servo
  • Extended State Observer

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