Trajectory optimization and analysis for near spacecraft's unpowered gliding phase

Yongyuan Li*, Yi Jiang, Chunping Huang

*Corresponding author for this work

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

Abstract

According to the disadvantages of indirect method for trajectory optimization, that initial value the for conjugate variables are highly sensitive and can not obtain the global optimal solution, this paper introduced hybrid genetic algorithm to search initial value of conjugate variables, solved equations to obtain the track of Near Spacecraft at unpowered gliding phase. In the optimization process, the author takes the constraints of heating rate, dynamic pressure and overload into consideration, and optimizes the trajectory of under different initial factors. Numerical simulations confirm the applicability of the presented algorithm. Considering practical applications, some typical spacecraft gliding trajectory are optimized. The discussion of the numerical simulations gives some valuable opinions in practical applications.

Original languageEnglish
Title of host publicationAdvances in Electronic Commerce, Web Application and Communication
Pages41-48
Number of pages8
EditionVOL. 1
DOIs
Publication statusPublished - 2012
EventElectronic Commerce, Web Application and Communication, ECWAC 2012 - Wuhan, China
Duration: 17 Mar 201218 Mar 2012

Publication series

NameAdvances in Intelligent and Soft Computing
NumberVOL. 1
Volume148 AISC
ISSN (Print)1867-5662

Conference

ConferenceElectronic Commerce, Web Application and Communication, ECWAC 2012
Country/TerritoryChina
CityWuhan
Period17/03/1218/03/12

Keywords

  • Near Spacecraft
  • Trajectory Optimization
  • hybrid genetic algorithm

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