Denoising of UHF Partial Discharge Signals by Using VMD Based ...

Two methods are proposed for PD signal denoising in this paper, namely the VMD based on Shannon entropy and the VMD based on kurtosis-approximation entropy ( ...

Keywords— denoising; ultra-high frequency (UHF); partial discharge (PD); variational mode decomposition (VMD); Shannon entropy; kurtosis - approximation entropy ...

(PDF) Denoising of UHF partial discharge signals based on ...

Denoising results for simulative and experimental data show that the proposed method can remove various interferences from UHF PD signals.

Denoising of UHF PD signals based on optimised VMD and wavelet ...

Thereby, parameters of VMD should be optimised adaptively to achieve better decomposition performance [15]. The aim of this paper is to develop a novel ...

Denoising of UHF Partial Discharge Signals by Using VMD Based ...

Request PDF | On Jun 1, 2019, Shangbin Jiao and others published Denoising of UHF Partial Discharge Signals by Using VMD Based on Shannon Entropy and ...

A New Denoising Method for UHF PD Signals Using Adaptive VMD ...

Noise suppression is one of the key issues for the partial discharge (PD) ultra-high frequency (UHF) method to detect and diagnose the ...

A New Denoising Method for UHF PD Signals Using Adaptive VMD ...

26 References · Denoising of UHF PD signals based on optimised VMD and wavelet transform · Partial discharge de-noising employing adaptive singular value ...

Denoising of UHF Partial Discharge Signals by Using VMD Based ...

Therefore, Two methods are proposed for PD signal denoising in this paper, namely the VMD based on Shannon entropy and the VMD based on kurtosis-approximation ...

Partial Discharge Signal Denoising based on VMD and Group ...

Due to the adverse measurement conditions, the PD signals are strongly influenced with external noise. In this paper, a new approach is presented for PD signal ...

Research on Denoising of GIS Ultra-High Frequency Partial ...

Research on Denoising of GIS Ultra-High Frequency Partial Discharge Signal Based on VMD Combined with S-G Filter, Chao Yuan, Xiaosen Ding, Henxiang Cheng, ...

Research on Denoising of GIS Ultra-High Frequency Partial ...

... (UHF) signal noise ... By using VMD combine with the S-G filter method, the signal-to-noise ... Partial Discharge Signal Based on VMD Combined with S-G Filter.

The Denoising Method for Transformer Partial Discharge Based on ...

The VMD algorithm decomposes a signal into multiple mode components, each with different frequencies and amplitudes, to extract the signal's ...

Denoising of UHF PD signals based on optimised VMD and wavelet ...

The ultra-high frequency (UHF) partial discharge (PD) monitoring is one of the most effective ways to detect the insulation failure in electrical equipment.

A New Denoising Method for UHF PD Signals Using Adaptive VMD ...

Noise suppression is one of the key issues for the partial discharge (PD) ultra-high frequency (UHF) method to detect and diagnose the insulation defect of ...

A Denoising Method of Partial Discharge Signal Based on Improved ...

A denoising method combined with singular value decomposition (SVD) and variational mode decomposition (VMD) is proposed to eliminate noise in on-site ...

Denoising of partial discharges in switchgear insulation material ...

Discrete wavelet transform (DWT). The PD signals with AWGN were decomposed into multiple frequency sub-bands called wavelet coefficients via DWT ...

Noise Reduction of Partial Discharge Signal of High Voltage Cable ...

In order to suppress the influence of complex noise, a partial discharge signal noise reduction method based on Variational Mode Decomposition (VMD) is proposed ...

Denoising of UHF PD signals based on optimised VMD and wavelet ...

List of references · Ju T., Suppression of the random narrow‐band noise with mixed frequencies in partial discharge with the optimal harmonic wavelet packet ...

A new wavelet selection method for partial discharge denoising

More effective methodologies to improve partial discharge signal denoising are provided. ... A novel approach for determining the wavelet decomposition levels is ...

A Novel Denoising Method for Partial Discharge Signal Based on ...

Eliminating residual white noise in the new signal used threshold denoising to obtain the final denoised PD signal. A comparative analysis with ...