diagnose the crack fault by acoustic emission signals precisely only through Fourier Transform. In order to extract the feature of crack fault acoustic.
The advantages of acoustic emission technique have been highlighted in the early period crack fault diagnosis compared to the vibration method of crack fault ...
The advantages of acoustic emission technique has been highlighted in the early period crack fault diagnosis. The wavelet packet technique was applied to obtain ...
Abstract: The acoustic emission extraction experiment of rotor crack fault has done on the rotor comprehensive fault simulation test-bed.
Abstract— To further enhance the early diagnose precision and efficiency for rotor crack under condition of strongly noise, AE signals is applied to extract ...
Acoustic emission (AE) testing technology is a valid method for the structure crack detection in welding process. AE signal is the elastic wave released by the ...
The diagnosis method of rubbing fault in rotary machinery was investigated by support vector machine combined with wavelet transform. The rubbing fault of a ...
The acoustic emission signals reached better results to identify faults. · All analysis methods yielded a better performance when analyzing only audio signals, ...
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Feb 23, 2021 · The method consists of the wavelet packet method and the Hilbert transform (HT). Moreover, in the feature extraction stage, the wavelet packet ...
In this paper, we propose a novel method based on Deep Convolutional Neural Networks (CNN) to handle raw AE signals for diagnosis of a system's health states.