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ICMAME 2023 Conference Proceedings


Paper No: 137
Paper Title: Bearing Fault Detection Scheme Using Machine Learning for Condition Monitoring Applications


AUTHORS:
Ali Saad Dept. of Mechanical Engineering, COMSATS University Islamabad, Wah Campus, Wah Cantt., Pakistan
Ali Usman EISLAB, Machine Learning, Luleå University of Technology, Luleå, Sweden
Saad Arif Dept. of Mechanical Engineering, HITEC University Taxila, Taxila Cantt., Pakistan
Marcus Liwicki Department of Computer Science, Luleå University of Technology, Luleå, Sweden
Andreas Almqvist Division of Machine Elements, Luleå University of Technology, Luleå, Sweden


ABSTRACT:
Bearings are the significant components among the rolling machine elements subjected to high wear and tear. The timely detection of faults in such components rotating at higher frequencies can save substantial maintenance costs and production setbacks. Physical examination and fault detection by human experts is always challenging at runtime. Predictive maintenance and real-time condition monitoring are gaining higher utility with the advent of suitable instrumentation and machine learning classifiers. A convolutional neural network (CNN) based bearing fault detection scheme is developed in this research work. The acquired sensory data of vibration signals are converted into the frequency domain and then fed to the classifier for spectral feature extraction and fault classification. The CNN architecture is trained and tested using a bearing dataset available online. The model is further tested and validated with the data acquired from an indigenously designed bearing test rig. The proposed scheme has successfully detected inner and outer race faults and no fault or normal state. This multiclass fault classification has shown promising results with 97.68% accuracy, 96.9% precision, 99.14% sensitivity, 98.01% F1-score, and 93.65% specificity. The achieved results validate the utility of the proposed detection system. Hence the presented scheme has deployment potential for real-time condition monitoring and predictive maintenance applications.

Keywords: vibrations, rolling elements, machine learning, fault detection, condition monitoring, predictive maintenance

Conference Venue: Mövenpick Hotel & Apartments Bur Dubai, Dubai-UAE
Conference Date: 29-30 April 2023

ISBN Number: 978-625-00-1526-1
DOI Number: https://doi.org/10.53375/icmame.2023.137


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