Rolling Element Bearing Faults Detection and Classification Technique Using Vibration Signals

Early and accurate detection of bearing faults is essential for the safe and reliable working of industrial machinery units. The main problem of the traditional fault diagnosis method is manually extracting the features which require the experimenter’s experience and expert knowledge. Therefore, the...

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Main Authors: Mohammad Mohiuddin, Md. Saiful Islam
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Engineering Proceedings
Subjects:
Online Access:https://www.mdpi.com/2673-4591/27/1/53
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author Mohammad Mohiuddin
Md. Saiful Islam
author_facet Mohammad Mohiuddin
Md. Saiful Islam
author_sort Mohammad Mohiuddin
collection DOAJ
description Early and accurate detection of bearing faults is essential for the safe and reliable working of industrial machinery units. The main problem of the traditional fault diagnosis method is manually extracting the features which require the experimenter’s experience and expert knowledge. Therefore, the shallow diagnostic model’s classification rate does not produce good results. To address this issue, this research proposes a technique to detect and classify bearing faults based on an effective convolutional neural network (CNN) model, which is capable of performing complex vibration signals and removing the impact of expert expertise on the feature extraction process. A time-moving segmentation window is used to segment the vibration raw signal and the segmented signals are decomposed up to two levels using DWT. After that, decomposed signals are converted into grayscale images to train and test the proposed CNN model. To verify the performance of the model, CWRU bearing dataset and MFPT dataset are used. The proposed CNN model achieves the highest accuracy in terms of performance both under different load conditions as well as under noisy situations with varying SNR values. The experimental findings show that the proposed system is effective and extremely dependable in detecting bearing faults.
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spelling doaj.art-67f6060b117d4c6b818e0e5f2dc12bd62023-11-17T10:55:01ZengMDPI AGEngineering Proceedings2673-45912022-11-012715310.3390/ecsa-9-13339Rolling Element Bearing Faults Detection and Classification Technique Using Vibration SignalsMohammad Mohiuddin0Md. Saiful Islam1Department of Electronics and Telecommunication Engineering, Chittagong University of Engineering and Technology (CUET), Chittagong 4349, BangladeshDepartment of Electronics and Telecommunication Engineering, Chittagong University of Engineering and Technology (CUET), Chittagong 4349, BangladeshEarly and accurate detection of bearing faults is essential for the safe and reliable working of industrial machinery units. The main problem of the traditional fault diagnosis method is manually extracting the features which require the experimenter’s experience and expert knowledge. Therefore, the shallow diagnostic model’s classification rate does not produce good results. To address this issue, this research proposes a technique to detect and classify bearing faults based on an effective convolutional neural network (CNN) model, which is capable of performing complex vibration signals and removing the impact of expert expertise on the feature extraction process. A time-moving segmentation window is used to segment the vibration raw signal and the segmented signals are decomposed up to two levels using DWT. After that, decomposed signals are converted into grayscale images to train and test the proposed CNN model. To verify the performance of the model, CWRU bearing dataset and MFPT dataset are used. The proposed CNN model achieves the highest accuracy in terms of performance both under different load conditions as well as under noisy situations with varying SNR values. The experimental findings show that the proposed system is effective and extremely dependable in detecting bearing faults.https://www.mdpi.com/2673-4591/27/1/53bearing faultDWTvibration signalsgray imageconvolutional neural network
spellingShingle Mohammad Mohiuddin
Md. Saiful Islam
Rolling Element Bearing Faults Detection and Classification Technique Using Vibration Signals
Engineering Proceedings
bearing fault
DWT
vibration signals
gray image
convolutional neural network
title Rolling Element Bearing Faults Detection and Classification Technique Using Vibration Signals
title_full Rolling Element Bearing Faults Detection and Classification Technique Using Vibration Signals
title_fullStr Rolling Element Bearing Faults Detection and Classification Technique Using Vibration Signals
title_full_unstemmed Rolling Element Bearing Faults Detection and Classification Technique Using Vibration Signals
title_short Rolling Element Bearing Faults Detection and Classification Technique Using Vibration Signals
title_sort rolling element bearing faults detection and classification technique using vibration signals
topic bearing fault
DWT
vibration signals
gray image
convolutional neural network
url https://www.mdpi.com/2673-4591/27/1/53
work_keys_str_mv AT mohammadmohiuddin rollingelementbearingfaultsdetectionandclassificationtechniqueusingvibrationsignals
AT mdsaifulislam rollingelementbearingfaultsdetectionandclassificationtechniqueusingvibrationsignals