Calculation of electric field and potential distribution along nonceramic insulators considering the effects of conductors and transmission towers

T Zhao, MG Comber - IEEE Transactions on Power Delivery, 2000 - ieeexplore.ieee.org
Calculation of the electric field and potential distribution is extensively performed in the
design and development of nonceramic insulators for high voltage transmission …

Study on AC flashover performance for different types of porcelain and glass insulators with non-uniform pollution

Z Zhang, X Liu, X Jiang, J Hu… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
The ratio T/B of top to bottom surface salt deposit density (SDD) affects the ac pollution
flashover performance of disk insulator strings. The ac pollution flashover stress was …

DC pollution flashover performance of HVDC composite insulator under different non-uniform pollution conditions

X Qiao, Z Zhang, X Jiang, R Sundararajan… - Electric Power Systems …, 2020 - Elsevier
The non-uniform air flow field and electrical field distributing around insulators cause
uneven deposition of pollution particles on different positions and parts of the insulator …

DC flashover performance of insulator string with fan-shaped non-uniform pollution

Z Zhang, D Zhang, W Zhang, C Yang… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Under continuous wind of single direction, the leeward area of insulator string may be
polluted more seriously than windward area, making the pollution layer distributes like a fan …

Investigations on AC pollution flashover performance of insulator string under different non‐uniform pollution conditions

Z Zhang, J You, D Wei, X Jiang… - IET Generation …, 2016 - Wiley Online Library
Observations of contamination tests showed that, the contamination distribution of insulators
is usually uneven. In this study, the solid layer method was used to imitate different non …

Electric potential and field computation along AC HV insulators

H El-Kishky, RS Gorur - IEEE Transactions on Dielectrics and …, 1994 - ieeexplore.ieee.org
A modified charge simulation method for calculating the electric potential and field
distribution along AC HV outdoor insulators is presented. The salient feature of this method …

Boundary element studies on insulator shape and electric field around HV insulators with or without pollution

S Chakravorti, H Steinbigler - IEEE Transactions on Dielectrics …, 2000 - ieeexplore.ieee.org
Capacitive-resistive field computations are carried out around post-type HV insulators of
varying shapes. The boundary element method (BEM) has been employed for electric field …

Self-consistent multi-arcs dynamic model for high voltage polluted insulators

N Dhahbi-Megriche, A Beroual - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
This paper presents a self-consistent multi-arcs dynamic model for high voltage polluted
insulator under impulse voltage. This model is an improvement of that one developed for …

[HTML][HTML] Simulation based comparative analysis of electric field stress on insulated cross-arm

M Ahsan, MNR Baharom, Z Zainal, IU Khalil - Results in Engineering, 2024 - Elsevier
Insulated cross-arms for overhead transmission lines have become increasingly common in
the past decade. The 3D finite element analysis (FEA) of the electric field distribution in …

Effect of nanosecond rise time of pulse voltage on the surface charge of Epoxy/TiO2 nanocomposites

BX Du, JW Zhang, Y Gao - IEEE Transactions on Dielectrics …, 2013 - ieeexplore.ieee.org
Polymeric insulating materials exposed to pulse voltage with a nanosecond rise time in
pulsed power have drawn increasing attention. Surface charge accumulation and decay on …