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Composite nonlinear predictive control based on finite-time disturbance observer for Mars entry vehicle

  • Zhenhua Zhao
  • , Jun Yang
  • , Shihua Li
  • , Lei Guo
  • Southeast University, Nanjing

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

Abstract

A new composite nonlinear predictive control (NPC) method based on finite-time disturbance observer is proposed for Mars entry drag trajectory tracking. The composite controller uses nonlinear predictive control strategy in a feedback regulation way to obtain desired tracking performance and uses the disturbance estimation based on finite-time disturbance observer (FTDO) to compensate uncertainty in a feedforward way. The proposed guidance law not only compensates the matched disturbance but also the mismatched disturbance. The drag tracking error is also guaranteed to converge to 0 even when the disturbance is time-varying and related with states.

Original languageEnglish
Title of host publicationProceedings of the 34th Chinese Control Conference, CCC 2015
EditorsQianchuan Zhao, Shirong Liu
PublisherIEEE Computer Society
Pages5235-5240
Number of pages6
ISBN (Electronic)9789881563897
DOIs
StatePublished - 11 Sep 2015
Event34th Chinese Control Conference, CCC 2015 - Hangzhou, China
Duration: 28 Jul 201530 Jul 2015

Publication series

NameChinese Control Conference, CCC
Volume2015-September
ISSN (Print)1934-1768
ISSN (Electronic)2161-2927

Conference

Conference34th Chinese Control Conference, CCC 2015
Country/TerritoryChina
CityHangzhou
Period28/07/1530/07/15

Keywords

  • Drag-based guidance
  • Finite-time disturbance observer
  • Mars entry control
  • Nonlinear predictive control

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