›› 2016, Vol. 42 ›› Issue (1): 52-56.doi: 10.3969/j.issn.1674-1579.2016.01.010

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The Dynamic Model of Thruster for DragFree Satellite

 HU  Qi-Yang, CHEN  Jun, LONG  Jun, FAN  Xu-Feng   

  1. Beijing Institute of Control Engineering, Beijing 100190, China
  • Received:2015-03-02 Online:2016-02-20 Published:2016-03-04

Abstract: Abstract:DragFree technology is a key technology for future space exploration, which put forward higher requirements for thrusters. The development and application of micro thrusters for dragfree satellites are introduced based on the investigation of dragfree technology space application. According to the development requirement for Chinese dragfree propulsion, the dynamic model of the mass flow control of proportional valve for dragfree cold gas micro thruster is built. A fuzzy adaptive PID controller is then proposed to improve the dynamic characteristics.

Key words: Keywords:dragfree satellite, micro thruster, proportional valve, fuzzy PID controller

CLC Number: 

  • V43