Research Article

Research on the Noise Reduction Method of the Vibration Signal of the Hydrogenerator Unit Based on ITD-PE-SVD

Table 1

Related index values.

 Correlation coefficientSignal-to-noise ratio

LMD-PE-SVD0.990617.2549
EMD-PE-SVD0.991018.2341
ITD-PE-SVD0.995620.5502