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Study on the exciting method for piezoelectric actuator using bending hybrid modes

  • Harbin Institute of Technology

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

Abstract

A new bending-hybrid-modes piezoelectric actuator was designed, and analyzed. The two operating principles using the whole piece of PZT ceramic plates were discussed, and compared with the traditional operating principle using the half piece of PZT ceramics. The effects of the no polarization part on the bending resonance frequencies were studied by modal analysis. Then, harmonic analysis was developed to obtain the electromechanical coupling factor. The effect of the size of no polarization part on the electromechanical coupling factor was obtained. As last, the vibration trajectories of the two tip ends were investigated by transient analysis. The two tip ends generated elliptical movements when the two bending vibrations were superimposed. The study gives detail discussion about the exciting methods for bending vibration of a bolt-clamped transducer. The analysis results can guide the design of the piezoelectric actuator using bending hybrid modes.

Original languageEnglish
Title of host publicationProceedings of the 2015 Symposium on Piezoelectricity, Acoustic Waves and Device Applications, SPAWDA 2015
EditorsFapeng Yu, Xutang Tao, Xian Zhao, Chunlei Wang
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages242-246
Number of pages5
ISBN (Electronic)9781479988075
DOIs
StatePublished - 23 Dec 2015
Event10th Symposium on Piezoelectricity, Acoustic Waves and Device Applications, SPAWDA 2015 - Jinan, China
Duration: 30 Oct 20152 Nov 2015

Publication series

NameProceedings of the 2015 Symposium on Piezoelectricity, Acoustic Waves and Device Applications, SPAWDA 2015

Conference

Conference10th Symposium on Piezoelectricity, Acoustic Waves and Device Applications, SPAWDA 2015
Country/TerritoryChina
CityJinan
Period30/10/152/11/15

Keywords

  • Bending vibration
  • No polarization part
  • Piezoelectric actuator
  • Vibration characteristics

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