The evaluation of controller tracking performance based on Taylor’s series expansion model

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

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

7 Citations (Scopus)

Abstract

This paper presents the controller tracking performance of Underwater Glider. The controllers are designed based on linearised model. The equations of motion are restricted to longitudinal plane. The controllers are designed and tested for the glide path moving from 45º to 30º downward and upward. The model is linearised using Taylor’s series expansion linearisation method. The controller developed here is Sliding Mode Control (SMC), and Linear Quadratic Regulator (LQR). The performance of both controllers are compared and analysed. The simulations show SMC produce better performance with about over 30% faster than LQR based its convergence time.

Original languageEnglish
Pages (from-to)175-181
Number of pages7
JournalJurnal Teknologi
Volume74
Issue number9
Publication statusPublished - 27 Jun 2015
Externally publishedYes

Keywords

  • Dynamical model
  • Internal mass
  • Linearisation
  • Longitudinal plane
  • LQR
  • SMC
  • Taylor’s series expansion
  • Underwater glider

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