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Keywords: fast Fourier transform
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Journal Articles
Article Type: Research Papers
ASME J Nondestructive Evaluation. February 2023, 6(1): 011006.
Paper No: NDE-22-1021
Published Online: December 12, 2022
... considerably. The effect of crack location depends on the vibration mode. It can be seen that the fast Fourier transform (FFT) of the cracked blade response has abnormal peaks as compared to that of a normal blade. The frequency spectra of the normal (uncracked) and the cracked blade are shown in Figs...