THE USE OF A FUZZY EXPERT SYSTEM TO INCREASE THE RELIABILITY OF DIAGNOSTICS OF AXLE BOXES OF ROLLING STOCKS

This paper is devoted to the development of an effective system for monitoring the technical condition of the axle boxes of rolling stock. To this end, the possibility of solving problems of fault diagnostics based on the theory of fuzzy sets is considered. This allows one note such difficult-to-for...

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Main Author: Elshan MANAFOV
Format: Article
Language:English
Published: Silesian University of Technology 2020-06-01
Series:Scientific Journal of Silesian University of Technology. Series Transport
Subjects:
Online Access:http://sjsutst.polsl.pl/archives/2020/vol107/095_SJSUTST107_2020_Manafov.pdf
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author Elshan MANAFOV
author_facet Elshan MANAFOV
author_sort Elshan MANAFOV
collection DOAJ
description This paper is devoted to the development of an effective system for monitoring the technical condition of the axle boxes of rolling stock. To this end, the possibility of solving problems of fault diagnostics based on the theory of fuzzy sets is considered. This allows one note such difficult-to-formalise factors as experience and intuition of a highly qualified expert specialist. It showed that an expert system-based monitoring approach allows evaluation of the technical condition of the axle boxes, characterised by internal and external operating uncertainty. It also proposed the use of parameters such as vibration and noise for comprehensive monitoring of the technical condition of axle box units together with temperature. Furthermore, the combination of these diagnostic parameters and expert system’s possibility to receive all necessary information about the condition of the most critical components of the axle boxes in real-time and analyse the changes in their operational parameters was explored. The stages of modelling an expert system in the Fuzzy Logic Toolbox package of the MATLAB computing environment are presented.
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spelling doaj.art-9ce88e50ec6747578734c5aaf26a27562022-12-21T22:21:37ZengSilesian University of TechnologyScientific Journal of Silesian University of Technology. Series Transport0209-33242450-15492020-06-0110710795106https://doi.org/10.20858/sjsutst.2020.107.7THE USE OF A FUZZY EXPERT SYSTEM TO INCREASE THE RELIABILITY OF DIAGNOSTICS OF AXLE BOXES OF ROLLING STOCKSElshan MANAFOVThis paper is devoted to the development of an effective system for monitoring the technical condition of the axle boxes of rolling stock. To this end, the possibility of solving problems of fault diagnostics based on the theory of fuzzy sets is considered. This allows one note such difficult-to-formalise factors as experience and intuition of a highly qualified expert specialist. It showed that an expert system-based monitoring approach allows evaluation of the technical condition of the axle boxes, characterised by internal and external operating uncertainty. It also proposed the use of parameters such as vibration and noise for comprehensive monitoring of the technical condition of axle box units together with temperature. Furthermore, the combination of these diagnostic parameters and expert system’s possibility to receive all necessary information about the condition of the most critical components of the axle boxes in real-time and analyse the changes in their operational parameters was explored. The stages of modelling an expert system in the Fuzzy Logic Toolbox package of the MATLAB computing environment are presented.http://sjsutst.polsl.pl/archives/2020/vol107/095_SJSUTST107_2020_Manafov.pdfrolling stockaxle boxcontrolfaultfuzzy setstechnical conditiontemperaturevibrationnoise
spellingShingle Elshan MANAFOV
THE USE OF A FUZZY EXPERT SYSTEM TO INCREASE THE RELIABILITY OF DIAGNOSTICS OF AXLE BOXES OF ROLLING STOCKS
Scientific Journal of Silesian University of Technology. Series Transport
rolling stock
axle box
control
fault
fuzzy sets
technical condition
temperature
vibration
noise
title THE USE OF A FUZZY EXPERT SYSTEM TO INCREASE THE RELIABILITY OF DIAGNOSTICS OF AXLE BOXES OF ROLLING STOCKS
title_full THE USE OF A FUZZY EXPERT SYSTEM TO INCREASE THE RELIABILITY OF DIAGNOSTICS OF AXLE BOXES OF ROLLING STOCKS
title_fullStr THE USE OF A FUZZY EXPERT SYSTEM TO INCREASE THE RELIABILITY OF DIAGNOSTICS OF AXLE BOXES OF ROLLING STOCKS
title_full_unstemmed THE USE OF A FUZZY EXPERT SYSTEM TO INCREASE THE RELIABILITY OF DIAGNOSTICS OF AXLE BOXES OF ROLLING STOCKS
title_short THE USE OF A FUZZY EXPERT SYSTEM TO INCREASE THE RELIABILITY OF DIAGNOSTICS OF AXLE BOXES OF ROLLING STOCKS
title_sort use of a fuzzy expert system to increase the reliability of diagnostics of axle boxes of rolling stocks
topic rolling stock
axle box
control
fault
fuzzy sets
technical condition
temperature
vibration
noise
url http://sjsutst.polsl.pl/archives/2020/vol107/095_SJSUTST107_2020_Manafov.pdf
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