An active-disturbance-rejection controller for speed control of variable-displacement motor at the constant pressure network

Shuhua Zheng, Xiangzhou Wang, Ye Lu, Yu Wang

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

Abstract

The speed control of the variable-displacement hydraulic motor (VDHM) at a constant pressure network is very difficult through traditional PID (Proportion Integration Differentiation) algorithm, because of the influences from the time-varying property of the parameters, the nonlinearity and torque coupling. In this paper, a mathematical model of the VDHM system is depicted and an active disturbance rejection control (ADRC) of the VDHM speed is proposed. Compared with the traditional PID control algorithm, the proposed algorithm has many advantages, such as faster response and higher precision, robustness to the influence of the uncertainty and load disturbance of the model, and improved control performance, etc. The simulating results have verified these advantages.

Original languageEnglish
Title of host publicationProceedings of the 32nd Chinese Control Conference, CCC 2013
PublisherIEEE Computer Society
Pages4403-4407
Number of pages5
ISBN (Print)9789881563835
Publication statusPublished - 18 Oct 2013
Event32nd Chinese Control Conference, CCC 2013 - Xi'an, China
Duration: 26 Jul 201328 Jul 2013

Publication series

NameChinese Control Conference, CCC
ISSN (Print)1934-1768
ISSN (Electronic)2161-2927

Conference

Conference32nd Chinese Control Conference, CCC 2013
Country/TerritoryChina
CityXi'an
Period26/07/1328/07/13

Keywords

  • active disturbance rejection control
  • speed control
  • variable-displacement hydraulic motor (VDHM)

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