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Controllability analysis and attitude path planning of underactuated spacecraft systems

  • Jiawei Zhang*
  • , Kemao Ma
  • , Guizhi Meng
  • *Corresponding author for this work
  • Harbin Institute of Technology

Research output: Contribution to journalArticlepeer-review

Abstract

The controllability analysis and attitude path planning are addressed for an underactuated spacecraft using two flywheels as actuators. Considering the spacecraft and flywheels as a whole system, we describe the dynamics of the system on an angular momentum level set such that the system is controllable with arbitrary initial momentum and direction of the torque singular vector. Moreover, an optimal performance index is proposed with the influence of friction torques in flywheels considered. With this index being optimized, Gauss Pseudospectral Method (GPM) is used to design the attitude path of the system, which satisfies the spacecraft maneuver requirement. Finally, simulation results show the effectiveness of the attitude path planning method.

Original languageEnglish
Pages (from-to)76-81
Number of pages6
JournalAerospace Science and Technology
Volume33
Issue number1
DOIs
StatePublished - Feb 2014

Keywords

  • Controllability
  • Flywheel
  • Gauss pseudospectral method
  • Path planning
  • Underactuated spacecraft

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