[PDF][PDF] Effect of dielectric barriers to the electric field of rod-plane air gap

A Kara, Ö Kalenderli, K Mardikyan - COMSOL Users conference, 2006 - lme.elmat.pub.ro
The rod-plane gap is extensively used for studies on the breakdown characteristics of gases.
In this study, influence of a dielectric barrier on the electric field and potential distributions in …

DC breakdown voltage characteristics of small air gaps with insulating barriers in non-uniform field

A Kara, K Mardikyan - 2010 International Conference on …, 2010 - ieeexplore.ieee.org
In this study, the influence of insulating barriers on the breakdown voltage of air in non-
uniform field is experimentally and theoretically investigated. Tests were conducted in order …

Breakdown path control by barrier effect for improving withstand characteristics of air‐insulated gaps under alternating voltages

Y Zheng, P Zhang, Y Wang, T He - High Voltage, 2022 - Wiley Online Library
A polymer barrier inserted in the interelectrode gap can significantly improve the insulation
performance of air‐insulated high‐voltage electrical equipment. With the development of …

Numerical simulation of the electric field distribution in point-barrier-plane air gaps

MA Benziada, A Boubakeur… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The main aim of this paper is to study the distribution of the electric field in the point-plane air
gaps with an insulating barrier in presence of a space charge under AC voltage. The …

A detailed model for discharge initiation in argon at atmospheric pressure in presence of dielectric barriers

M Ghassemi, H Mohseni, K Niayesh… - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
A detailed model was presented to explain the dielectric barrier effects employed to improve
the insulation performance. The simulations were carried out for the dielectric barrier in two …

Modeling and analyzing barrier effect on AC breakdown strength of non-uniform air gaps

A Kara, O Kalenderli… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In this study, the effectiveness of solid insulating layers on AC breakdown strength of small,
non-uniform air gaps was both theoretically and experimentally investigated. Electric field …

Experimental study on the barrier effects in gaseous helium for the insulation design of a high voltage SFCL

H Kang, JB Na, Y Do Chung… - IEEE transactions on …, 2011 - ieeexplore.ieee.org
It has been widely established that gaseous helium (GHe) can be injected into a sub-cooled
liquid nitrogen (LN 2) cooling system to control the pressure of such a system because of its …

AC Breakdown Characteristics of Hybrid Nitrogen-Barrier Insulation Systems at Different Pressures

Y Wang, Y Zheng - IEEE Transactions on Dielectrics and …, 2023 - ieeexplore.ieee.org
Breakdown voltage of the nitrogen insulation gap can be increased by inserting a polymer
barrier to form a hybrid nitrogen-barrier insulation system. In this article, the effect of barrier …

Effect of insulation barrier on AC breakdown voltage of rod-plane gaps and analysis of surface residual charge property

G Li, J Wang, Y Wei, S Li, J Wang, H Zan - Journal of Materials Science …, 2019 - Springer
In the limited space on the roof of the high-speed train, breakdown performance of the high
voltage box can be greatly improved by introducing the insulation barrier between bus-bar …

Partial Discharge and Breakdown Characteristics in Small Air Gap Lengths Under DC 9 Voltage in Needle-Plane Electrode Configuration

AS Menesy, X Jiang, MA Ali, HM Sultan… - 2020 IEEE/IAS …, 2020 - ieeexplore.ieee.org
The degradation of insulation part of high voltage (HV) power equipment is considered the
main problem that happens in such equipment. In this paper, the characteristics of air partial …