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A diagnosis method for diesel engine wear fault based on grey rough set and SOM neural network

  • Beihang University

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

Abstract

The paper aims to establish a model to identify wear fault of marine diesel engine based on grey rough set and Self-Organizing Map (SOM) network with oil monitoring data analysis. The empirical data indicates the wear fault takes great proportion in fault types of diesel engine. Through oil monitoring, the change of parameters of lubricating oil and the information of wear particle can be obtained to analyze status of components. Firstly, the paper constructs the two-dimensional fault decision table. Subsequently, the grey relational analysis and rough set theory are used to reduce the fault decision table horizontally and longitudinally. Next, the fault diagnosis model is established by SOM network. Finally, the proposed model is validated by empirical research. The result suggests that the proposed model is feasible in wear fault diagnosis problem. Moreover, compared with the traditional SOM neural network, the model has less error and better diagnosis effect.

Original languageEnglish
Title of host publicationSafety and Reliability - Safe Societies in a Changing World - Proceedings of the 28th International European Safety and Reliability Conference, ESREL 2018
EditorsCoen van Gulijk, Stein Haugen, Anne Barros, Jan Erik Vinnem, Trond Kongsvik
PublisherCRC Press/Balkema
Pages995-1002
Number of pages8
ISBN (Print)9780815386827
StatePublished - 2018
Event28th International European Safety and Reliability Conference, ESREL 2018 - Trondheim, Norway
Duration: 17 Jun 201821 Jun 2018

Publication series

NameSafety and Reliability - Safe Societies in a Changing World - Proceedings of the 28th International European Safety and Reliability Conference, ESREL 2018

Conference

Conference28th International European Safety and Reliability Conference, ESREL 2018
Country/TerritoryNorway
CityTrondheim
Period17/06/1821/06/18

UN SDGs

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

  1. SDG 14 - Life Below Water
    SDG 14 Life Below Water

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