Electrical tree degradation in high‐voltage cable insulation: progress and challenges

J Su, B Du, J Li, Z Li - High Voltage, 2020 - Wiley Online Library
High‐voltage direct current (HVDC) and high‐voltage alternating current (HVAC) cables are
the most important equipment for high‐voltage, large‐capacity and long‐distance power …

Effect of radical scavenger on electrical tree in cross‐linked polyethylene with large harmonic superimposed DC voltage

L Zhu, Z Li, K Hou - High Voltage, 2023 - Wiley Online Library
In this study, three kinds of radical scavenger Chimassorb 944, Tinuvin 622, and Tinuvin 770
are used to suppress the growth of electrical trees in cross‐linked polyethylene (XLPE) with …

Space charge behavior in epoxy‐based dielectrics: progress and perspective

P Liu, Z Xie, X Pang, T Xu, S Zhang… - Advanced Electronic …, 2022 - Wiley Online Library
Epoxy‐based dielectrics are extensively used in grid‐connected energy systems and
modern microelectronics as electrical insulation, adhesive, and packaging components …

The potentially neglected culprit of DC surface flashover: electron migration under temperature gradients

C Li, J Hu, C Lin, J He - Scientific reports, 2017 - nature.com
This report intends to reveal the role of electron migration and its effects in triggering direct
current (DC) surface flashover under temperature gradient conditions when using epoxy …

Design of high power density MVDC cables for wide-body all electric aircraft

A Azizi, M Ghassemi - IEEE Transactions on Dielectrics and …, 2023 - ieeexplore.ieee.org
Aircraft electrification yields the next generation of aircraft, such as more electric aircraft
(MEA) and all electric aircraft (AEA). These aircraft require high-power-density and low …

Heat transfer challenges for MVDC power cables used in wide body all electric aircraft under low pressures

A Azizi, M Ghassemi, JM Lehr - IEEE Access, 2022 - ieeexplore.ieee.org
Power cables are a vital component of the future electric power systems (EPS) envisaged in
wide body all electric aircraft (AEA). They are required to be high power delivery and low …

Polymeric HVDC cable design and space charge accumulation. Part 1: insulation/semicon interface

D Fabiani, GC Montanari, C Laurent… - IEEE Electrical …, 2007 - ieeexplore.ieee.org
From theory and experiments, it can be deduced that materials for DC applications should
not accumulate a large amount of space charge if accelerated degradation of the insulation …

[PDF][PDF] 高压直流交联聚乙烯电缆应用与研究进展

杜伯学, 李忠磊, 杨卓然, 李进 - 高电压技术, 2017 - researchgate.net
近20 年来, 交联聚乙烯(XLPE) 绝缘电缆因其重量轻, 工作温度高, 输送功率大等优点而在高压
直流(HVDC) 输电工程中得到广泛应用与发展. 直流电缆及其附件绝缘长期处于直流电场作用下 …

Theoretical investigation of HVDC disc spacer charging in SF6 gas insulated systems

U Straumann, M Schuller… - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
It seems generally accepted that HVDC technology is to become increasingly relevant in
power systems. With this expected future advance of HVDC, the use of gas insulated …

Space charge formation and its modified electric field under applied voltage reversal and temperature gradient in XLPE cable

M Fu, LA Dissado, G Chen… - IEEE Transactions on …, 2008 - ieeexplore.ieee.org
The results of space charge evolution in cross-linked polyethylene power cables under dc
electrical field at a uniform temperature and during external voltage polarity reversal are …