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Robust time optimal controller design for rigid spacecraft under input saturation

  • Harbin Institute of Technology

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

Abstract

This paper presents a robust adaptive controller dealing with time optimal attitude control problem for rigid spacecraft under input saturation while taking inertia uncertainties, external disturbances and actuator configuration misalignments into consideration. In order to improve the robust performance merely using open-loop time optimal control, a closed-loop attitude tracking strategy is proposed, which means designing a controller to guide system states to follow the prior optimization results. The optimization procedure is implemented by solving the nonlinear programming problem to which the original problem is transformed with the aid of collocation method. The closed-loop tracking controller design is achieved by utilizing sliding mode and adaptive control methods to provide control system with strong robustness. Simulation results show that the presented controller has good control performance under multiple constraints mentioned above.

Original languageEnglish
Title of host publicationProceedings of the 2015 10th IEEE Conference on Industrial Electronics and Applications, ICIEA 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages268-273
Number of pages6
ISBN (Electronic)9781467373173
DOIs
StatePublished - 20 Nov 2015
Event10th IEEE Conference on Industrial Electronics and Applications, ICIEA 2015 - Auckland, New Zealand
Duration: 15 Jun 201517 Jun 2015

Publication series

NameProceedings of the 2015 10th IEEE Conference on Industrial Electronics and Applications, ICIEA 2015

Conference

Conference10th IEEE Conference on Industrial Electronics and Applications, ICIEA 2015
Country/TerritoryNew Zealand
CityAuckland
Period15/06/1517/06/15

Keywords

  • Collocation method
  • Input saturation
  • Robust adaptive controller
  • Sliding mode
  • attitude control

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