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Trajectory based motion synchronization in a dissimilar redundant actuation system for a large civil aircraft

  • Waheed Ur Reliman
  • , Haq Nawaz
  • , Shaoping Wang
  • , Xingjian Wang
  • , Yuanxin Luo
  • , Xu Yun
  • , Muhammad Nadeem Iqbal
  • , Mansoor Ali Zaheer
  • , Irfan Azhar
  • , Hassan Elahi
  • Chongqing University
  • Beihang University
  • Koc University
  • University of Rome La Sapienza

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

Abstract

With the passage of time, the aircraft industry is moving towards more electric aircraft. This creates an opportunity to introduce dissimilar redundant actuation system in the primary flight control system. The problem arises, such as a force fighting (force difference between the outputs of actuators) in using dissimilar redundant actuation system. This paper presents a strategy to reduce force fighting for redundant actuation system of hydraulic actuator (HA) and electro hydrostatic actuator (EHA). A trajectory is designed on the basis of dynamic characteristics of the EHA. The feedback controller is used to improve load rejection performance and the two feed forward controllers to remove the initial force fighting between HA and EHA.

Original languageEnglish
Title of host publicationProceedings of the 29th Chinese Control and Decision Conference, CCDC 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages5010-5015
Number of pages6
ISBN (Electronic)9781509046560
DOIs
StatePublished - 12 Jul 2017
Event29th Chinese Control and Decision Conference, CCDC 2017 - Chongqing, China
Duration: 28 May 201730 May 2017

Publication series

NameProceedings of the 29th Chinese Control and Decision Conference, CCDC 2017

Conference

Conference29th Chinese Control and Decision Conference, CCDC 2017
Country/TerritoryChina
CityChongqing
Period28/05/1730/05/17

Keywords

  • Feedback control
  • Feedforward Control
  • Redundant actuation system
  • Synchronous control
  • Tracking
  • Trajectory motion

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