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High linearity electromagnetic actuator using double closed rectangular magnetic circuits for active vibration isolation

  • Harbin Institute of Technology

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

Abstract

Electromagnetic actuators that produce high linearity driving force are key components in active vibration isolation. In this paper, a design of high linearity electromagnetic actuator is proposed. Scheme of double closed magnetic circuits is used to ensure the linearity of magnetic flux density and rectangular structure is adopted to ensure the processing and assembly precision. The magnetic circuits of electromagnetic actuator are modeled using lumped parameter magnetic circuit modeling method, validated by simulation, and optimized to obtain improved performance. Experimental results show that magnetic flux density of 293.2mT and non-linearity of} 0.37% is achieved.

Original languageEnglish
Title of host publication2019 14th IEEE International Conference on Electronic Measurement and Instruments, ICEMI 2019
EditorsJuan Wu, Jiali Yin, Zhang Qi
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages58-64
Number of pages7
ISBN (Electronic)9781728105093
DOIs
StatePublished - Nov 2019
Event14th IEEE International Conference on Electronic Measurement and Instruments, ICEMI 2019 - Changsha, China
Duration: 1 Nov 20193 Nov 2019

Publication series

Name2019 14th IEEE International Conference on Electronic Measurement and Instruments, ICEMI 2019

Conference

Conference14th IEEE International Conference on Electronic Measurement and Instruments, ICEMI 2019
Country/TerritoryChina
CityChangsha
Period1/11/193/11/19

Keywords

  • active vibration isolation
  • double closed rectangular magnetic circuits
  • electromagnetic actuator
  • magnetic flux density

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