Enhanced Noise Suppression in Partial Discharge Signals via SVD and VMD with Wavelet Thresholding

<div>Time-domain plots of PD signals with interference. (a) PD signal with added narrowband interference. (b) PD signal with added white noise. (c) PD signal with both white noise and narrowband interference added.</div>

Modelling and Simulation in Engineering

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Figure 4

Figure 4: Enhanced Noise Suppression in Partial Discharge Signals via SVD and VMD with Wavelet Thresholding 