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An experimental study of local magnetic field intensity effects on the discharge characterization of hall thrusters

  • E. Peng*
  • , Daren Yu
  • , Ke Han
  • , Fang Shang
  • , Chao Chen
  • , Xin Shuang Zhao
  • , Yan Zhan
  • *Corresponding author for this work
  • Harbin Institute of Technology

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

Abstract

This paper investigates the magnetic field intensity effects on the discharge characterization of Hall thrusters for optimization of the magnetic fields. Vary the strength of magnetic fields with its topography holds constant (keep in "focusing" type), and make an experimental study of the thruster's operating performance working in different regions of magneto-ampere curve through Langmuir probe, spectrograph, etc. Detailed examination of the results shows that when the magnitude of magnetic field intensity less than its critical value, near-wall conductivity give priority to the activity that electrons traverse the magnetic field, if not, discharge current varying with magnetic field intensity abnormally, and existing electrons conductive theories are failed to explain this phenomenon.

Original languageEnglish
Title of host publicationProceedings of the 11th International Conference on Electrical Machines and Systems, ICEMS 2008
Pages920-925
Number of pages6
StatePublished - 2008
Event11th International Conference on Electrical Machines and Systems, ICEMS 2008 - Wuhan, China
Duration: 17 Oct 200820 Oct 2008

Publication series

NameProceedings of the 11th International Conference on Electrical Machines and Systems, ICEMS 2008

Conference

Conference11th International Conference on Electrical Machines and Systems, ICEMS 2008
Country/TerritoryChina
CityWuhan
Period17/10/0820/10/08

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