A bearing fault diagnosis method based on hybrid artificial intelligence models.

The working state of rolling bearing severely affects the performance of industrial equipment. Addressing the issue of that the difficulty of incipient weak signals feature extraction influences the rolling bearing diagnosis accuracy, an efficient bearing fault diagnostic technique, a proposition is...

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Main Authors: Lijie Sun, Xin Tao, Yanping Lu
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2025-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0327646
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author Lijie Sun
Xin Tao
Yanping Lu
author_facet Lijie Sun
Xin Tao
Yanping Lu
author_sort Lijie Sun
collection DOAJ
description The working state of rolling bearing severely affects the performance of industrial equipment. Addressing the issue of that the difficulty of incipient weak signals feature extraction influences the rolling bearing diagnosis accuracy, an efficient bearing fault diagnostic technique, a proposition is forwarded for hybrid artificial intelligence models, which integrates Improved Harris Hawks Optimization (IHHO) into the optimization of Deep Belief Networks and Extreme Learning Machines (DBN-ELM). The process employs Maximum Second-order Cyclostationary Blind Deconvolution (CYCBD) to filter out noise from the vibration signals emitted by bearings; secondly, considering the issue with the conventional Harris Hawks Optimization (HHO) algorithm which tends to prematurely converge to local optima, the differential evolution mutation operator is introduced and the escape energy factor is improved from linear to nonlinear in IHHO; then, a double-layer network model based on DBN-ELM is proposed, to avoid the number of hidden layer nodes of DBN from human experience interference, and IHHO is used to optimize DBN structure, which is denoted as IHHO-DBN-ELM method; with the optimal structure is obtained by using a combined IHHO optimized DBN and ELM; in conclusion, the proposed IHHO-DBN-ELM approach is applied to the bearing fault detection using the Western Reserve University's bearing fault dataset. The outcome of the experiments demonstrates that IHHO-DBN-ELM technique successfully extracts fault characteristics from the raw time-domain signals, thereby offering enhanced diagnostic accuracy and superior generalization capabilities.
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spelling doaj-art-2870fa90d2d44f4baa2237681e5f5a3f2025-08-20T03:59:30ZengPublic Library of Science (PLoS)PLoS ONE1932-62032025-01-01207e032764610.1371/journal.pone.0327646A bearing fault diagnosis method based on hybrid artificial intelligence models.Lijie SunXin TaoYanping LuThe working state of rolling bearing severely affects the performance of industrial equipment. Addressing the issue of that the difficulty of incipient weak signals feature extraction influences the rolling bearing diagnosis accuracy, an efficient bearing fault diagnostic technique, a proposition is forwarded for hybrid artificial intelligence models, which integrates Improved Harris Hawks Optimization (IHHO) into the optimization of Deep Belief Networks and Extreme Learning Machines (DBN-ELM). The process employs Maximum Second-order Cyclostationary Blind Deconvolution (CYCBD) to filter out noise from the vibration signals emitted by bearings; secondly, considering the issue with the conventional Harris Hawks Optimization (HHO) algorithm which tends to prematurely converge to local optima, the differential evolution mutation operator is introduced and the escape energy factor is improved from linear to nonlinear in IHHO; then, a double-layer network model based on DBN-ELM is proposed, to avoid the number of hidden layer nodes of DBN from human experience interference, and IHHO is used to optimize DBN structure, which is denoted as IHHO-DBN-ELM method; with the optimal structure is obtained by using a combined IHHO optimized DBN and ELM; in conclusion, the proposed IHHO-DBN-ELM approach is applied to the bearing fault detection using the Western Reserve University's bearing fault dataset. The outcome of the experiments demonstrates that IHHO-DBN-ELM technique successfully extracts fault characteristics from the raw time-domain signals, thereby offering enhanced diagnostic accuracy and superior generalization capabilities.https://doi.org/10.1371/journal.pone.0327646
spellingShingle Lijie Sun
Xin Tao
Yanping Lu
A bearing fault diagnosis method based on hybrid artificial intelligence models.
PLoS ONE
title A bearing fault diagnosis method based on hybrid artificial intelligence models.
title_full A bearing fault diagnosis method based on hybrid artificial intelligence models.
title_fullStr A bearing fault diagnosis method based on hybrid artificial intelligence models.
title_full_unstemmed A bearing fault diagnosis method based on hybrid artificial intelligence models.
title_short A bearing fault diagnosis method based on hybrid artificial intelligence models.
title_sort bearing fault diagnosis method based on hybrid artificial intelligence models
url https://doi.org/10.1371/journal.pone.0327646
work_keys_str_mv AT lijiesun abearingfaultdiagnosismethodbasedonhybridartificialintelligencemodels
AT xintao abearingfaultdiagnosismethodbasedonhybridartificialintelligencemodels
AT yanpinglu abearingfaultdiagnosismethodbasedonhybridartificialintelligencemodels
AT lijiesun bearingfaultdiagnosismethodbasedonhybridartificialintelligencemodels
AT xintao bearingfaultdiagnosismethodbasedonhybridartificialintelligencemodels
AT yanpinglu bearingfaultdiagnosismethodbasedonhybridartificialintelligencemodels