A Multi-size Kernel based Adaptive Convolutional Neural Network for
Bearing Fault Diagnosis
- URL: http://arxiv.org/abs/2203.15275v1
- Date: Tue, 29 Mar 2022 06:43:30 GMT
- Title: A Multi-size Kernel based Adaptive Convolutional Neural Network for
Bearing Fault Diagnosis
- Authors: Guangwei Yu, Gang Li, Xingtong Si, and Zhuoyuan Song
- Abstract summary: We propose a data-driven diagnostic algorithm based on the characteristics of bearing vibrations called multi-size kernel based adaptive convolutional neural network (MSKACNN)
MSKACNN provides vibration feature learning and signal classification capabilities to identify and analyze bearing faults.
- Score: 5.811146610419976
- License: http://creativecommons.org/licenses/by/4.0/
- Abstract: Bearing fault identification and analysis is an important research area in
the field of machinery fault diagnosis. Aiming at the common faults of rolling
bearings, we propose a data-driven diagnostic algorithm based on the
characteristics of bearing vibrations called multi-size kernel based adaptive
convolutional neural network (MSKACNN). Using raw bearing vibration signals as
the inputs, MSKACNN provides vibration feature learning and signal
classification capabilities to identify and analyze bearing faults. Ball mixing
is a ball bearing production quality problem that is difficult to identify
using traditional frequency domain analysis methods since it requires high
frequency resolutions of the measurement signals and results in a long
analyzing time. The proposed MSKACNN is shown to improve the efficiency and
accuracy of ball mixing diagnosis. To further demonstrate the effectiveness of
MSKACNN in bearing fault identification, a bearing vibration data acquisition
system was developed, and vibration signal acquisition was performed on rolling
bearings under five different fault conditions including ball mixing. The
resulting datasets were used to analyze the performance of our proposed model.
To validate the adaptive ability of MSKACNN, fault test data from the Case
Western Reserve University Bearing Data Center were also used. Test results
show that MSKACNN can identify the different bearing conditions with high
accuracy with high generalization ability. We presented an implementation of
the MSKACNN as a lightweight module for a real-time bearing fault diagnosis
system that is suitable for production.
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