An adaptive control system for dielectric elastomers

  • S. Q. Xie
  • , P. F. Ramson
  • , D. D. Graaf
  • , E. P. Calius
  • , I. A. Anderson

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

28 Scopus citations

Abstract

Dielectric elastomers actuate under a capacitive mechanism and the resulting actuator is especially desirable as a biomimetic 'artificial muscle' device. This paper investigates the development and control of an acrylic dielectric elastomer, 3M VHB 4930, when used as a mechanical actuator. An embedded sensing and actuation system is proposed in the paper. The capacitance of the dielectric elastomer would be calculated using the feedback of a high frequency sensing signal attached to the actuation voltage. A PID closed loop quasi-digital voltage control system is developed for controlling the actuation voltage. Experiments are carried out to test the performance against the nonlinearity of the material. The combination of the solutions proved the feasibility of using the dielectric elastomer as a mechanical actuator.

Original languageEnglish
Title of host publication2005 IEEE International Conference on Industrial Technology, ICIT 2005
Pages335-340
Number of pages6
DOIs
StatePublished - 2005
Externally publishedYes
Event2005 IEEE International Conference on Industrial Technology, ICIT 2005 - Hong Kong, Hong Kong
Duration: 14 Dec 200517 Dec 2005

Publication series

NameProceedings of the IEEE International Conference on Industrial Technology
Volume2005

Conference

Conference2005 IEEE International Conference on Industrial Technology, ICIT 2005
Country/TerritoryHong Kong
CityHong Kong
Period14/12/0517/12/05

Keywords

  • Data sensing
  • Dielectric elastomer
  • PID
  • Ziegler-nichols

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