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Study on Vibration Characteristics Analysis and Characterization of Multiple Failure Modes of High-speed Train Axle Bearing

  • CAI YI
  • , JIANHUI LIN
  • , LU LIU
  • , KWOK-LEUNG TSUI

    Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

    Abstract

    This paper focuses on analysing vibration signals from the axle bearings of highspeed trains to quantitatively characterize the bearings' operating conditions. A novel characterization method for analyzing the axle-box vibration signature based on the EEMD shape function is presented. A wheel-set running test bench is used to obtain the different vibration signals of an axle bearing with multiple fault statuses. The main IMF of measured signals is selected to establish the shape function. The resulting steadiness index contains well-defined dividing value intervals with no overlap between multiple axle bearing states. Based on the results obtained, the proposed method provides an effective and reliable condition monitoring procedure and a reference threshold for axle bearing online monitoring strategies and alarm mechanisms in real-world applications.
    Original languageEnglish
    Title of host publicationStructural Health Monitoring 2017
    Subtitle of host publicationReal-Time Material State Awareness and Data-Driven Safety Assurance - Proceedings of the 11th International Workshop on Structural Health Monitoring, September 12–14, 2017
    EditorsFu-Kuo Chang, Fotis Kopsaftopoulos
    PublisherDEStech Publications, Inc.
    Pages2935-2942
    Volume2
    ISBN (Print)9781605953304
    Publication statusPublished - Sept 2017
    EventThe 11th International Workshop on Structural Health Monitoring : Real-Time Material State Awareness and Data-Driven Safety Assurance - Stanford University, Stanford, United States
    Duration: 12 Sept 201714 Sept 2017
    http://web.stanford.edu/group/sacl/workshop/IWSHM2017/index.html
    https://web.stanford.edu/group/sacl/workshop/IWSHM2017/nposter.html

    Conference

    ConferenceThe 11th International Workshop on Structural Health Monitoring : Real-Time Material State Awareness and Data-Driven Safety Assurance
    Abbreviated titleIWSHM 2017
    PlaceUnited States
    CityStanford
    Period12/09/1714/09/17
    Internet address

    Bibliographical note

    Full text of this publication does not contain sufficient affiliation information. With consent from the author(s) concerned, the Research Unit(s) information for this record is based on the existing academic department affiliation of the author(s).

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