On the fault detection and diagnosis of railway switch and crossing systems: an overview

Moussa Hamadache, Saikat Dutta, Osama Olaby, Ramakrishnan Ambur , Edward Stewart, Roger Dixon

Research output: Contribution to journalReview articlepeer-review

13 Citations (Scopus)
908 Downloads (Pure)

Abstract

Railway switch and crossing (S&C) systems have a very complex structure that requires not only a large number of components (such as rails, check rails, switches, crossings, turnout bearers, slide chair, etc.) but also different types of components and technologies (mechanical devices to operate switches, electrical and/or electronic devices for control, etc.). This complexity of railway S&C systems makes them vulnerable to failures and malfunctions that can ultimately cause delays and even fatal accidents. Thus, it is crucial to develop suitable condition monitoring techniques to deal with fault detection and diagnosis (FDD) in railway S&C systems. The main contribution of this paper is to present a comprehensive review of the existing FDD techniques for railway S&C systems. The aim is to overview the state of the art in rail S&C and in doing so to provide a platform for researchers, railway operators, and experts to research, develop and adopt the best methods for their applications; thereby helping ensure the rapid evolution of monitoring and fault detection in the railway industry at a time of the increased interest in condition based maintenance and the use of high-speed trains on the rail network.
Original languageEnglish
Article number5129
Number of pages32
JournalApplied Sciences
Volume9
Issue number23
DOIs
Publication statusPublished - 27 Nov 2019

Keywords

  • Railway switch & crossing (S&C) system
  • Condition monitoring
  • Fault detection and diagnosis

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