A New Deep Learning Model for Fault Diagnosis with Good Anti-Noise and Domain Adaptation Ability on Raw Vibration Signals

By Gaoliang Peng, Chuanhao Li, Yuanhang Chen, Zhujun Zhang. Italian National Conference on Sensors, 2017

1,600 citations recorded by the source corpus.

Intelligent fault diagnosis techniques have replaced time-consuming and unreliable human analysis, increasing the efficiency of fault diagnosis. Deep learning models can improve the accuracy of intelligent fault diagnosis with the help of their multilayer nonlinear mapping ability. This paper proposes a novel method named Deep Convolutional Neural Networks with Wide First-layer Kernels (WDCNN). The proposed method uses raw vibration signals as input (data augmentation is used to generate more inputs), and uses the wide kernels in the first convolutional layer for extracting features and suppressing high frequency noise. Small convolutional kernels in the preceding layers are used for multilayer nonlinear mapping. AdaBN is implemented to improve the domain adaptation ability of the model. The proposed model addresses the problem that currently, the accuracy of CNN applied to fault diagnosis is not very high. WDCNN can not only achieve 100% classification accuracy on normal signals, but also outperform the state-of-the-art DNN model which is based on frequency features under different working load and noisy environment conditions.

Subfields: Civil and Structural Engineering, Control and Systems Engineering

View Paper: https://www.semanticscholar.org/paper/e67393254aa1e30e792a3e02ef3cbdd2fb20b382

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In Civil and Structural Engineering

  1. Jianqiao Sun
  2. Qian Ding
  3. Qin Wang
  4. Xiang Li
  5. Shen Zhang
  6. Olga Fink
  7. Bingnan Wang
  8. Shibo Zhang

In Control and Systems Engineering

  1. Olga Fink
  2. Wei Zhang
  3. Xiang Li
  4. Qian Ding
  5. Qin Wang
  6. Markus Svensén
  7. Pierre Dersin
  8. Mélanie Ducoffe

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