A review of knowledge-based defect identification via PRPD patterns in high voltage apparatus

T Shahsavarian, Y Pan, Z Zhang, C Pan… - IEEE …, 2021 - ieeexplore.ieee.org
Partial discharge (PD) as one of well-known signatures of defects in the insulation system of
high voltage equipment has been studied over eight decades. It is of a great interest to …

Understanding surface charge accumulation and surface flashover on spacers in compressed gas insulation

C Li, C Lin, B Zhang, Q Li, W Liu… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Surface charges have the effect of changing the electric field over spacers in compressed
gases, which may affect the stable operation of gas insulated equipment and could possibly …

Measurement and diagnosis of PD characteristics of industrial cable terminations in extreme cold environment

L Zhou, L Bai, J Zhang, W Cao… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In the alpine region, there are many flashover failures of ethylene-propylene rubber (EPR)
cable terminations due to cavity discharges in China high-speed railways (CHRs). The cable …

A new approach to partial discharge detection under DC voltage

P Romano, G Presti, A Imburgia… - IEEE Electrical …, 2018 - ieeexplore.ieee.org
The continuing development of HVDC power transmission systems presents many problems
related to evaluation of the reliability of power system assets [1]-[5]. In this context the …

A Review and Progress of Insulation Fault Diagnosis for Cable Using Partial Discharge Approach

G Wu, T Zhang, B Cao, K Liu, K Chen… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The cable is an essential pivot of electric energy transmission, and its operational condition
influences the safety and stability of both the power system (PS) and traction power supply …

Influence of temperature on dielectric properties of EPR and partial discharge behavior of spherical cavity in EPR insulation

Z Lei, J Song, P Geng, M Tian, L Lin… - … on Dielectrics and …, 2015 - ieeexplore.ieee.org
Ethylene propylene rubber (EPR) with outstanding high temperature performance has been
widely used as cable insulation. To understand the influence of temperature on the feature …

Numerical Modeling of PD Pulses Formation in a Gaseous Void Located in XLPE Insulation of a Loaded HVDC Cable

P Mikrut, P Zydroń - Energies, 2023 - mdpi.com
Power cables are one of the key components of fast-growing HVDC transmission systems.
The long-term reliability of HVDC cables is closely related to the occurrence of partial …

Charge concept in partial discharge in power cables

M Mahdipour, A Akbari, P Werle - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Present paper discusses Partial Discharge (PD) occurrence and its relevant parameters in
power cables. A spherical void in the insulation of a power cable is assumed as the origin of …

Partial discharge of cable termination on electric multiple unit of China high‐speed railway below zero‐degree centigrade

L Bai, L Zhou, L Li, Y Chen, Y Che… - IET Science …, 2019 - Wiley Online Library
Ethylene propylene rubber (EPR) cable terminations have great potential in improving the
operational reliability of electric multiple units, for their high elasticity and low loss. However …

Effect of long‐term fluorination on surface electrical performance of ethylene propylene rubber

R Men, Z Lei, T Han, D Fabiani, C Li… - High …, 2019 - Wiley Online Library
To investigate the effect of fluorination on surface electrical performance of ethylene
propylene rubber (EPR), four pieces of EPR specimens are prepared and fluorinated for …