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The research of real-time estimation method on tether parameters for tethered satellite

  • He Yong*
  • , Liang Bin
  • , Xu WenFu
  • , Li Cheng
  • *Corresponding author for this work

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

Abstract

Most existing control methods of tethered satellite system were established on the knowing of tether parameters, but how to get the parameters needs to be solved. In this paper, a real-time estimator is developed to get the parameters. Firstly, we analyze the shortcomings resulting from directly solving the system equations to get tether parameters. Secondly, the equations are simplified and the corresponding problems are thoroughly investigated. And lastly, combing the measurements of a three-axis tether tensiometer with the information of attitude sensor, we use the Extended Kalman Filter to estimate the parameters in real time. The proposed estimator not only reduces the complexity of system model, but also improves the parameters' precision. Simulation results verify the validity of this method.

Original languageEnglish
Title of host publication2009 IEEE International Conference on Information and Automation, ICIA 2009
Pages148-153
Number of pages6
DOIs
StatePublished - 2009
Externally publishedYes
Event2009 IEEE International Conference on Information and Automation, ICIA 2009 - Zhuhai, Macau, China
Duration: 22 Jun 200925 Jun 2009

Publication series

Name2009 IEEE International Conference on Information and Automation, ICIA 2009

Conference

Conference2009 IEEE International Conference on Information and Automation, ICIA 2009
Country/TerritoryChina
CityZhuhai, Macau
Period22/06/0925/06/09

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