Results 91 to 100 of about 1,999 (210)

Partial discharge detection using low cost RTL-SDR model for wideband spectrum sensing [PDF]

, 2016
Partial discharge (PD) is one of the predominant factors to be controlled to ensure reliability and undisrupted functions of power generators, motors, Gas Insulated Switchgear (GIS) and grid connected power distribution equipment, especially in the ...
Atkinson, D. S. W., Barlee, K. W., Gavrilovska, L., Glover, Ian, Jaber, A., Khan, U., Lazaridis, Pavlos, Mather, Peter, Mihovska, A., Mohamad, Hamd, Saeed, Bakhtiar I., Upton, D., Vieira, M. F. Q., Zhang, Y.   +13 more
core   +3 more sources

Compositional modelling of partial discharge pulse spectral characteristics [PDF]

, 2013
Partial discharge (PD) monitoring is an established method for insulation health monitoring in high voltage plant. A number of different approaches to PD defect diagnosis have been developed to extract defect-specific information from PD pulse data in ...
Baker, Peter, Judd, Martin, Stephen, Bruce   +2 more
core   +1 more source

Guest Editorial: Dielectric materials, sensing, monitoring, and diagnostic technologies for high‐voltage equipment in new power systems. II Advanced sensor method and diagnosis technique

High Voltage, Volume 10, Issue 4, Page 785-786, August 2025.
Jun Hu, Xianhao Fan, Chuanyang Li, Jinliang He, Giovanni Mazzanti   +4 more
wiley   +1 more source

Emerging Field Grading Spacer Magnetron Sputtered with a CCTO Layer for DC GIL/GIS

CSEE Journal of Power and Energy Systems
Insulation failures of epoxy spacers applied in gas insulated transmission line/switchgear (GIL/GIS) often occur, primarily due to electric field distortion.
Jin Li, Yufan Wang, Mi Xiao, Hucheng Liang, Hang Yao, Boxue Du   +5 more
doaj   +1 more source

Effect of AC Pre-Charging of Epoxy Insulator on Flashover Properties in Eco-Friendly Binary Gas Mixtures

Energies
Metal particles and surface charge accumulation are considered the key factors that could trigger unexpected flashovers of insulators equipped in gas-insulated switchgear (GIS).
Jian Guan, Guohui Han, Qifeng Shang, Xiaohu Qi, Zhiying Wang, Yu Gao   +5 more
doaj   +1 more source

Testing and commisioning of GIS switchgear for high voltage substation / Mohd Zulkifli Mat Ghani [PDF]

, 2003
This project presents a testing and commissioning of high voltage substation. The project focus on Gas Insulated Switchgear (GIS) is come out and the result of testing obtained are compared with Air Insulated Switchgear (AIS).
Mat Ghani, Mohd Zulkifli
core  

Mechanical Wear Characteristics of 170 kV Gas-Insulated Switchgear Circuit-Breaker Contacts Before Arc Initiation: An Accelerated Lifetime Test Approach

IEEE Access
This study investigates the mechanical wear characteristics of 170 kV gas-insulated switchgear (GIS) circuit breaker contacts by conducting accelerated life testing.
Jong-Geon Lee, Jae-Hong Koo
doaj   +1 more source

Typical Internal Defects of Gas-Insulated Switchgear and Partial Discharge Characteristics [PDF]

, 2018
Gas-insulated switchgear (GIS) is a common electrical equipment, which uses sulfur hexafluoride (SF6) as insulating medium instead of traditional air. It has good reliability and flexibility.
Pan, Cheng, Tang, Ju, Zeng, Fuping, Zhang, Xiaoxing, Zhou, Siyuan   +4 more
core   +1 more source

Acoustic carrier signal transmission technology and its potential for in‐site monitoring of sliding electrical contact used in gas‐insulated switchgear/gas‐insulated transmission line

High Voltage
A wireless signal transmission technology based on acoustic carrier is proposed, which overcomes the limitation of electromagnetic signal shielding and shows great potential for in‐site monitoring of sliding electrical contact used in gas‐insulated ...
Chen Chen, Yutong Zhang, Huijun Zhao, Zongren Peng, Qingyu Wang   +4 more
doaj   +1 more source

A Pt-Doped TiO2 Nanotube Arrays Sensor for Detecting SF6 Decomposition Products

Sensors, 2013
The detection of partial discharge and analysis of SF6 gas components in gas-insulated switchgear (GIS) is important for the diagnosis and operating state assessment of power equipment.
Xiaoxing Zhang, Jing Tie, Jinbin Zhang
doaj   +1 more source