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An Ensemble Approach for Fault Diagnosis via Continuous Learning

Dapeng Zhang, Zhiwei Gao

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

    5 Citations (Scopus)

    Abstract

    The great success of deep neural network (DNN) in image field stimulates its application in fault detection and diagnose. However due to the limitation of system security, it is impossible to obtain complete fault data as the training database for neural network, so that it is challenging to identify a fault that never occurred before. In this paper, an ensemble approach is proposed to adapt to a new fault by adding output branches of the neural network. Firstly, the time series are transferred to numerous imaging matrixes. The intrinsic characteristics of the matrixes are then extracted using deep neural network which are used to judge whether it is a new fault according to the distance criterion. For a new fault, the DNN will retrain by transferring learning in order to reduce the computation and training time. The effectiveness of the algorithm is demonstrated by a numerical simulation example based on a wind turbine benchmark model.

    Original languageEnglish
    Title of host publicationProceedings - 2021 IEEE 19th International Conference on Industrial Informatics (INDIN)
    Place of PublicationPiscataway, US
    PublisherIEEE
    Pages426-430
    Number of pages5
    ISBN (Electronic)9781728143958
    ISBN (Print)9781728143965
    DOIs
    Publication statusPublished - 21 Jul 2021
    Event19th IEEE International Conference on Industrial Informatics, INDIN 2021 - Mallorca, Spain
    Duration: 21 Jul 202123 Jul 2021

    Publication series

    NameIEEE International Conference on Industrial Informatics (INDIN)
    Volume2021-July
    ISSN (Print)1935-4576

    Conference

    Conference19th IEEE International Conference on Industrial Informatics, INDIN 2021
    Country/TerritorySpain
    CityMallorca
    Period21/07/2123/07/21

    UN SDGs

    This output contributes to the following UN Sustainable Development Goals (SDGs)

    1. SDG 7 - Affordable and Clean Energy
      SDG 7 Affordable and Clean Energy

    Keywords

    • Deep learning
    • Fault detection and diagnose
    • Time series
    • Wind turbine benchmark model

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