An improved empirical wavelet transform study based on wind turbine condition monitoring signals

Pu Shi, Wenxian Yang, Paul McKeever, Wenye Tian, Hyunjoo Lee, Chong Ng

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

Abstract

Reliable condition monitoring (CM) highly relies on the correctness of fault-related features extraction from CM signals. The conventional EWT adopts default method to pre-define values for both mode number and mode boundaries in spectrum. It is not adaptive to the signals being inspected. As a consequence, it would lead to inaccurate feature extraction thus unreliable WT CM result sometimes. For this reason, an improved EWT method is investigated in this paper to precisely extract features. The main contribution of this paper focuses on the development of data-driven adaptive spectrum segment method to perform improved EWT. The experiments have shown that thanks to the use of optimization algorithm, the fault-related features buried in WT CM signals have been extracted out successfully.

Original languageEnglish
Title of host publicationProceedings of the Thirteenth International Conference on Condition Monitoring and Machinery Failure Prevention Technologies (CM 2016/MFPT 2016)
PublisherBritish Institute of Non-Destructive Testing
Pages296-307
Number of pages12
ISBN (Print)978090313263X, 9781510830936
Publication statusPublished - 10 Oct 2016
Externally publishedYes
Event13th International Conference on Condition Monitoring and Machinery Failure Prevention Technologies - Paris, France
Duration: 10 Oct 201612 Oct 2016
Conference number: 13

Conference

Conference13th International Conference on Condition Monitoring and Machinery Failure Prevention Technologies
Abbreviated titleCM & MFPT 2016
Country/TerritoryFrance
CityParis
Period10/10/1612/10/16

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

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