Bearing Intelligent Fault Diagnosis Based on Wavelet Transform and Convolutional Neural Network

<div>Time-frequency analysis of rolling element and inner circle 0.1778 mm fault. (a) The time-frequency diagram of the original and harmonic removal 0.1778 mm rolling element fault signal. (b) The time-frequency diagram of the original and harmonic removal 0.1778 mm inner ring fault signal.</div>

Shock and Vibration

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Figure 10

Figure 10: Bearing Intelligent Fault Diagnosis Based on Wavelet Transform and Convolutional Neural Network 