Modeling and Fitting of Aircraft Fly-by-wire Control System Based on Improved BP Neural Network

Zhen Qian, Yan Liang, Cunbao Ma, Zhenyao Zhao, Aihua Yao

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

Abstract

In this paper, the modeling and fitting of the longitudinal and lateral fly-by-wire control systems of the flight parameter data are realized through the analysis of the control laws and manipulation response types of the aircraft fly-by-wire control system. Firstly, outliers are eliminated and corrected based on the polynomial fitting method, and the angular velocity, attitude angle, overload and other flight parameter data are digitally filtered by the median filter based on the least square method. Then the appropriate flight parameters are selected as the input and output, which are sent to the improved BP neural network based on genetic algorithm for training. Finally, the modeling and fitting of aircraft longitudinal and lateral fly-by-wire control systems are realized in the three flight stages of climb, cruise, and descent/landing.

Original languageEnglish
Title of host publicationIEEE 10th Joint International Information Technology and Artificial Intelligence Conference, ITAIC 2022
EditorsBing Xu
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2250-2256
Number of pages7
ISBN (Electronic)9781665422079
DOIs
StatePublished - 2022
Event10th IEEE Joint International Information Technology and Artificial Intelligence Conference, ITAIC 2022 - Chongqing, China
Duration: 17 Jun 202219 Jun 2022

Publication series

NameIEEE Joint International Information Technology and Artificial Intelligence Conference (ITAIC)
Volume2022-June
ISSN (Print)2693-2865

Conference

Conference10th IEEE Joint International Information Technology and Artificial Intelligence Conference, ITAIC 2022
Country/TerritoryChina
CityChongqing
Period17/06/2219/06/22

Keywords

  • BP neural network
  • data preprocessing
  • fly-by-wire control system
  • modeling method

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