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Fixed-time guidance law for intercepting maneuvering targets with impact angle constraint

  • Xinxin Wang*
  • , Xianlin Huang
  • , Shuchen Ding
  • , Hongqian Lu
  • *Corresponding author for this work
  • Harbin Institute of Technology

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

Abstract

Considering the problem of the missile for intercepting the maneuvering targets with the impact angle constraint, a novel adaptive fixed-time nonsingular fast terminal sliding mode guidance law (AFTNFTSMGL) is proposed in this paper. Firstly, a novel nonsingular fast terminal sliding mode (NFTSM) surface with fixed-time convergence regardless of the initial states is developed. Then, a modified AFTNFTSMGL is proposed based on the newly-defined NFTSM, where the unknown upper-bound of the unknown external disturbance caused by the target acceleration is estimated online by an adaptive law. The globally fixed-time stability of the proposed guidance law is derived with the Lyapunov methodology. Finally, simulation results show the effectiveness of the proposed guidance law.

Original languageEnglish
Title of host publicationProceedings of the 38th Chinese Control Conference, CCC 2019
EditorsMinyue Fu, Jian Sun
PublisherIEEE Computer Society
Pages3952-3957
Number of pages6
ISBN (Electronic)9789881563972
DOIs
StatePublished - Jul 2019
Event38th Chinese Control Conference, CCC 2019 - Guangzhou, China
Duration: 27 Jul 201930 Jul 2019

Publication series

NameChinese Control Conference, CCC
Volume2019-July
ISSN (Print)1934-1768
ISSN (Electronic)2161-2927

Conference

Conference38th Chinese Control Conference, CCC 2019
Country/TerritoryChina
CityGuangzhou
Period27/07/1930/07/19

Keywords

  • Fixed-time convergence
  • Guidance law
  • Impact angle constraint
  • Nonsingular fast terminal sliding mode

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