Disturbance Observer-Based Sliding Mode Controller for Regulating Pantograph–Catenary Contact Force

Huayu Duan*, Roger Dixon, Edward Stewart, Linxiao Li, Osama Olaby

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

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Abstract

For most electrified railways, pantographs play a vital role in transmitting energy from overhead line to vehicles, and therefore a stable and continuous contact behavior is required. This paper proposes a disturbance observer-based sliding mode controller (DO-SMC) for the problem of pantograph–catenary contact force regulation. The simulation results show that the DO-SMC with a chattering alleviation approach can effectively reduce contact force fluctuation through a reasonable control input.
Original languageEnglish
Pages (from-to)6069-6074
Number of pages6
JournalIFAC-PapersOnLine
Volume56
Issue number2
DOIs
Publication statusPublished - 22 Nov 2023
EventThe 22nd World Congress of the International Federation of Automatic Control - Yokohama, Japan
Duration: 9 Jul 202314 Jul 2023

Bibliographical note

Acknowledgment:
This work was financially supported by the School of Engineering, University of Birmingham and China Scholarship Council under Grant No. 201908060338.

Keywords

  • pantograph and catenary
  • force regulation
  • sliding mode control
  • disturbance observer
  • active pantograph

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