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Experimental study of active vibration control for flexible beam by using a Stewart platform manipulator

  • Bo Luo*
  • , Weipeng Li
  • , Hai Huang
  • *Corresponding author for this work
  • Beihang University

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

Experiments of active vibration control for flexible beam are studied, with a Stewart platform manipulator (SPM) employed as an active equipment at the bottom of the beam. The dynamic modal of the rigid-flexible coupling system composed of the upper platform of the SPM and the flexible beam is built, and an auto disturbances rejection controller (ADRC) is designed. Then based on the dSPACE real-time simulation system, the control test system for the beam is built, on which the auto disturbances rejection control experiments are carried out. Experimental results show the rate of amplitude attenuation using ADRC is almost 10 times faster than the free attenuation. For comparison purpose, a classic LQG controller is applied in another experiment on the same test system. The results of the two experiments show that ADRC has a better performance than LQG controller for the nonlinear system. At the same time, the results verify the effectiveness of the control conducted by SPM at the bottom of the beam.

Original languageEnglish
Title of host publication2011 IEEE International Conference on Mechatronics and Automation, ICMA 2011
Pages1465-1470
Number of pages6
DOIs
StatePublished - 2011
Event2011 IEEE International Conference on Mechatronics and Automation, ICMA 2011 - Beijing, China
Duration: 7 Aug 2011 → 10 Aug 2011

Publication series

Name2011 IEEE International Conference on Mechatronics and Automation, ICMA 2011

Conference

Conference2011 IEEE International Conference on Mechatronics and Automation, ICMA 2011
Country/TerritoryChina
CityBeijing
Period7/08/11 → 10/08/11

Keywords

  • ADRC
  • flexible beam
  • nonlinear system
  • vibration control

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