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Adaptive robust control of linear electrical loading system with dynamic friction compensation

  • Purdue University

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

Abstract

Linear electrical loading system (LELS) driven by electrical cylinder with permanent magnet synchronous motor (PMSM) offers several advantages of high transmission efficiency and high precision positioning, however these advantages are obtained at the expense of larger friction in mechanism and added difficulties in controlling such a force servo system. To address the problems, the LuGre friction model is modified with a smooth transition function between low speed and high speed to make the internal state steady, then the modified LuGre model is applied for dynamic friction compensation. Then a discontinuous-projection-based desired compensation adaptive robust controller (ARC) is constructed, which makes full use of the LuGre friction model in the presence of dynamic friction effects. Comparative simulation results are conducted on a LELS simulation system. The simulation results illustrate the effectiveness of the proposed scheme.

Original languageEnglish
Title of host publication2010 IEEE/ASME International Conference on Advanced Intelligent Mechatronics, AIM 2010
Pages908-913
Number of pages6
DOIs
StatePublished - 2010
Event2010 IEEE/ASME International Conference on Advanced Intelligent Mechatronics, AIM 2010 - Montreal, QC, Canada
Duration: 6 Jul 20109 Jul 2010

Publication series

NameIEEE/ASME International Conference on Advanced Intelligent Mechatronics, AIM

Conference

Conference2010 IEEE/ASME International Conference on Advanced Intelligent Mechatronics, AIM 2010
Country/TerritoryCanada
CityMontreal, QC
Period6/07/109/07/10

Keywords

  • Adaptive robust control
  • Dynamic friction
  • Force control
  • LuGre model

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