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A new modeling reference direct adaptive sliding mode control for electromechanical actuator

  • Hao Li*
  • , Lihua Dou
  • , Zhong Su
  • , Jie Chen
  • *此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

A new model reference direct adaptive sliding mode control (MRDASMC) approach for electromechanical actuator (EMA) is presented. Uncertainties with parameter variation, external load disturbance, nonlinear structure and unmodelled dynamics in the system are treated as a lumped uncertainty. The lumped uncertainty is estimated without the bounds known in advance. A switching function is employed to compensate for the estimated error of the lumped uncertainty. While the issue of chattering in classical SMC is suppressed as the amplitude of the switching function is tuned with the tracking error by adaption law. The adaption law contains a fading factor which can prevent saturation of the control effort. The stability of the control system is guaranteed by Lyapunov approach. Simulation results show that the proposed controller can provide favorable performance and is robust to system uncertainties.

源语言英语
主期刊名Proceedings of the 48th IEEE Conference on Decision and Control held jointly with 2009 28th Chinese Control Conference, CDC/CCC 2009
出版商Institute of Electrical and Electronics Engineers Inc.
6078-6082
页数5
ISBN(印刷版)9781424438716
DOI
出版状态已出版 - 2009
已对外发布
活动48th IEEE Conference on Decision and Control held jointly with 2009 28th Chinese Control Conference, CDC/CCC 2009 - Shanghai, 中国
期限: 15 12月 200918 12月 2009

出版系列

姓名Proceedings of the IEEE Conference on Decision and Control
ISSN(印刷版)0743-1546
ISSN(电子版)2576-2370

会议

会议48th IEEE Conference on Decision and Control held jointly with 2009 28th Chinese Control Conference, CDC/CCC 2009
国家/地区中国
Shanghai
时期15/12/0918/12/09

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