Denoising diffusion implicit model for bearing fault diagnosis under different working loads

Rotating machineries always operating under different loads and suffer from various types of bearing fault. Thus, bearing fault diagnosis is essential to prevent further loss or damage. Deep learning has been favoured over machine learning recently due to data explosion and its higher performance. I...

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Main Authors: Wong, Toong Yang, Lim, Meng Hee, Ngui, Wai Keng, Leong, Mohd Salman
Format: Conference or Workshop Item
Language:English
Published: EDP Sciences 2024
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/41735/
http://umpir.ump.edu.my/id/eprint/41735/1/Denoising%20diffusion%20implicit%20model%20for%20bearing%20fault%20diagnosis%20under%20different%20working%20loads.pdf
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author Wong, Toong Yang
Lim, Meng Hee
Ngui, Wai Keng
Leong, Mohd Salman
author_facet Wong, Toong Yang
Lim, Meng Hee
Ngui, Wai Keng
Leong, Mohd Salman
author_sort Wong, Toong Yang
building UMP Institutional Repository
collection Online Access
description Rotating machineries always operating under different loads and suffer from various types of bearing fault. Thus, bearing fault diagnosis is essential to prevent further loss or damage. Deep learning has been favoured over machine learning recently due to data explosion and its higher performance. In deep learning-based bearing fault diagnosis, vibration signals are usually transformed into images using time frequency analysis methods such as short-time Fourier transform, wavelet transform, and Hilbert-Huang transform. Convolutional neural network (CNN) is widely used for fault classification method. However, the training dataset and testing dataset usually have different load domains due to different working conditions. Obtaining training data of wide range of loadings are impractical and exhausting. Thus, this study is proposed to solve load domain adaptation using denoising diffusion implicit model (DDIM). In this study, synthetic images are generated using DDIM model while only convolutional neural network (CNN) is used as fault classification model. The classification accuracy of testing dataset is obtained using CNN models trained with original training dataset and augmented training dataset. The results showed that the synthetic scalograms could improve the performance of CNN model by 3.3% under different load domains.
first_indexed 2025-11-15T03:44:29Z
format Conference or Workshop Item
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institution Universiti Malaysia Pahang
institution_category Local University
language English
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publisher EDP Sciences
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spelling ump-417352024-06-28T08:07:08Z http://umpir.ump.edu.my/id/eprint/41735/ Denoising diffusion implicit model for bearing fault diagnosis under different working loads Wong, Toong Yang Lim, Meng Hee Ngui, Wai Keng Leong, Mohd Salman TJ Mechanical engineering and machinery TL Motor vehicles. Aeronautics. Astronautics Rotating machineries always operating under different loads and suffer from various types of bearing fault. Thus, bearing fault diagnosis is essential to prevent further loss or damage. Deep learning has been favoured over machine learning recently due to data explosion and its higher performance. In deep learning-based bearing fault diagnosis, vibration signals are usually transformed into images using time frequency analysis methods such as short-time Fourier transform, wavelet transform, and Hilbert-Huang transform. Convolutional neural network (CNN) is widely used for fault classification method. However, the training dataset and testing dataset usually have different load domains due to different working conditions. Obtaining training data of wide range of loadings are impractical and exhausting. Thus, this study is proposed to solve load domain adaptation using denoising diffusion implicit model (DDIM). In this study, synthetic images are generated using DDIM model while only convolutional neural network (CNN) is used as fault classification model. The classification accuracy of testing dataset is obtained using CNN models trained with original training dataset and augmented training dataset. The results showed that the synthetic scalograms could improve the performance of CNN model by 3.3% under different load domains. EDP Sciences 2024 Conference or Workshop Item PeerReviewed pdf en cc_by_4 http://umpir.ump.edu.my/id/eprint/41735/1/Denoising%20diffusion%20implicit%20model%20for%20bearing%20fault%20diagnosis%20under%20different%20working%20loads.pdf Wong, Toong Yang and Lim, Meng Hee and Ngui, Wai Keng and Leong, Mohd Salman (2024) Denoising diffusion implicit model for bearing fault diagnosis under different working loads. In: ITM Web Conf.. 1st International Conference on Advances in Machine Intelligence, and Cybersecurity Technologies (AMICT2023) , 11-12 December 2023 , Virtual, Online. pp. 1-8., 63 (01025). ISSN 2271-2097 (Published) https://doi.org/10.1051/itmconf/20246301025
spellingShingle TJ Mechanical engineering and machinery
TL Motor vehicles. Aeronautics. Astronautics
Wong, Toong Yang
Lim, Meng Hee
Ngui, Wai Keng
Leong, Mohd Salman
Denoising diffusion implicit model for bearing fault diagnosis under different working loads
title Denoising diffusion implicit model for bearing fault diagnosis under different working loads
title_full Denoising diffusion implicit model for bearing fault diagnosis under different working loads
title_fullStr Denoising diffusion implicit model for bearing fault diagnosis under different working loads
title_full_unstemmed Denoising diffusion implicit model for bearing fault diagnosis under different working loads
title_short Denoising diffusion implicit model for bearing fault diagnosis under different working loads
title_sort denoising diffusion implicit model for bearing fault diagnosis under different working loads
topic TJ Mechanical engineering and machinery
TL Motor vehicles. Aeronautics. Astronautics
url http://umpir.ump.edu.my/id/eprint/41735/
http://umpir.ump.edu.my/id/eprint/41735/
http://umpir.ump.edu.my/id/eprint/41735/1/Denoising%20diffusion%20implicit%20model%20for%20bearing%20fault%20diagnosis%20under%20different%20working%20loads.pdf