A Novel Bearing Fault Diagnosis Method Based on Multi-scale Transfer Sample Entropy

Yu Ren, Yongbo Li, Xianzhi Wang, Shun Wang, Shubin Si

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

2 Scopus citations

Abstract

To solve the defects that the generalization ability of the traditional data-driven fault diagnosis model reduces or even fails in mechanical system diagnosis, a multi-scale transfer sample entropy is proposed based on the idea of transfer learning. First, the multi-scale transfer sample entropy method is proposed to extract fault features based on multi-scale sample entropy and feature transfer learning. Second, the parameters of the multiscale transfer sample entropy method are optimized to further improve the fault identification accuracy. Finally, the experiment results of rolling bearing show that the proposed multi-scale transfer sample entropy can effectively improve the generalization ability of the data-driven model and realize the accurate identification of different fault locations of the rolling bearing under a small number of samples.

Original languageEnglish
Title of host publicationProceedings - 11th International Conference on Prognostics and System Health Management, PHM-Jinan 2020
EditorsChuan Li, Dejan Gjorgjevikj, Zhe Yang, Ziqiang Pu
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages232-236
Number of pages5
ISBN (Electronic)9781728151816
DOIs
StatePublished - Oct 2020
Event11th International Conference on Prognostics and System Health Management, PHM-Jinan 2020 - Virtual, Jinan, China
Duration: 23 Oct 202025 Oct 2020

Publication series

NameProceedings - 11th International Conference on Prognostics and System Health Management, PHM-Jinan 2020

Conference

Conference11th International Conference on Prognostics and System Health Management, PHM-Jinan 2020
Country/TerritoryChina
CityVirtual, Jinan
Period23/10/2025/10/20

Keywords

  • intelligent diagnosis method
  • sample entropy
  • transfer learning

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