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Trajectory optimization for airborne dispenser based on analytical solution

  • Yong Zhi Shan
  • , Chang Zhu Wei
  • , Xiu Yun Meng
  • , Jing Xie
  • , Liang Chen Xu
  • Harbin Jiancheng Group Co. Ltd
  • School of Astronautics, Harbin Institute of Technology
  • Beijing Institute of Technology
  • The Second Artillery Equipment Research Institute of PLA

Research output: Contribution to journalArticlepeer-review

Abstract

The airborne dispenser is an effective air-ground weapon possessing standoff strike ability. However its strike range is very limit, and it has to take higher risk to be intercepted with the range of air defense system increasing, so it is essential to study the theory and application of longest glide trajectory optimization for unpowered airborne dispenser. By using optimal control theory, the optimal glide flight kinematics and dynamics equations in the vertical plane were established to make performance function for final velocity and flight range control, and the analytical result of optimal glide trajectory could be obtained based on Hamilton's principle. Compared with direct-shooting and SQP, the results show that this analytical-based method can get a optimal trajectory with a higher calculation efficiency and precision.

Original languageEnglish
Pages (from-to)1228-1232
Number of pages5
JournalBeijing Ligong Daxue Xuebao/Transaction of Beijing Institute of Technology
Volume36
Issue number12
DOIs
StatePublished - 1 Dec 2016
Externally publishedYes

Keywords

  • Airborne dispenser
  • Analytical form
  • Longest gliding trajectory
  • Optimal control

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