Robust Nonlinear Control of a Buoyancy-Driven Airship System Using Backstepping Integral Sliding Mode Control

Maziyah Mat-Noh*, M. R. Arshad, Rosmiwati Mohd-Mokhtar

*Corresponding author for this work

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

1 Citation (Scopus)

Abstract

This paper presents the development of nonlinear robust control based on backstepping and sliding mode control system to control a longitudinal plane of a new concept of airship. Nature of autonomous airship is non-rigid body, very nonlinear and therefore control strategy can be used to accommodate the nonlinearities in the airship model. The performance of the proposed controller is simulated using MATLAB/Simulink software which tested for nominal system, system with external disturbance and system with parameter variation to evaluate its robustness against external disturbance and parameter variations. The controller is designed for the gliding path from 10° downward to 10° upward. The performance of proposed controller is compared against the performance of backstepping sliding mode control and integral sliding mode control in terms of chattering reduction and steady state error. The simulation results have shown that the proposed controller has improved the output tracking performance around 25% better as compared to lowest performance of integral sliding mode and the undesired chattering in control input and sliding surface has been reduced almost 100%.

Original languageEnglish
Title of host publicationProceedings of the 12th National Technical Seminar on Unmanned System Technology, NUSYS 2020
EditorsKhalid Isa, Zainah Md. Zain, Rosmiwati Mohd-Mokhtar, Maziyah Mat Noh, Zool H. Ismail, Ahmad Anas Yusof, Ahmad Faisal Mohamad Ayob, Syed Saad Azhar Ali, Herdawatie Abdul Kadir
PublisherSpringer Science and Business Media Deutschland GmbH
Pages171-189
Number of pages19
ISBN (Print)9789811624056
DOIs
Publication statusPublished - 2022
Externally publishedYes
Event12th National Technical Seminar on Unmanned System Technology, NUSYS 2020 - Virtual, Online
Duration: 24 Nov 202025 Nov 2020

Publication series

NameLecture Notes in Electrical Engineering
Volume770
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

Conference12th National Technical Seminar on Unmanned System Technology, NUSYS 2020
CityVirtual, Online
Period24/11/2025/11/20

Keywords

  • Backstepping
  • Buoyancy-driven airship
  • Integral sliding mode control
  • Longitudinal plane

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