Results 31 to 40 of about 4,585 (188)

Synthesis of Hollow Nanofibers and Application on Detecting SF6 Decomposing Products

open access: yesFrontiers in Materials, 2019
Hollow structured nanofibers have attracted much attention in diverse domains owing to their unique physicochemical properties and characteristics. Gas sensing is one of the most promising applications.
Zhaorui Lu   +5 more
doaj   +1 more source

Self-Attention Network for Partial-Discharge Diagnosis in Gas-Insulated Switchgear

open access: yesEnergies, 2020
Detecting, measuring, and classifying partial discharges (PDs) are important tasks for assessing the condition of insulation systems used in different electrical equipment.
Vo-Nguyen Tuyet-Doan   +4 more
doaj   +1 more source

A measurement system for very fast transients in GIS power substations [PDF]

open access: yesE3S Web of Conferences, 2020
In order to acquire the very fast transients during the disconnector operations in GIS (gas insulated switchgear, GIS) of power substation, a novel measurement system is developed and tested.
Wu Yan   +3 more
doaj   +1 more source

Quantification of the performance of iterative and non-iterative computational methods of locating partial discharges using RF measurement techniques [PDF]

open access: yes, 2017
Partial discharge (PD) is an electrical discharge phenomenon that occurs when the insulation materialof high voltage equipment is subjected to high electric field stress. Its occurrence can be an indication ofincipient failure within power equipment such
Alistair J. Reid   +29 more
core   +1 more source

On Reliability of 110-500 kV GIS: Operational Experience [PDF]

open access: yesE3S Web of Conferences
The accident rate of gas-insulated switchgears (GIS) is considered. The statistical sample covered 30 110-500 kV switchgear switchgears in a vast region of the European part of the country for the period 2008-2022.
Korotchenko Evgeniy   +4 more
doaj   +1 more source

Detection Method of Partial Discharge on Transformer and Gas-Insulated Switchgear: A Review

open access: yesApplied Sciences, 2023
The detection of partial discharge (PD) activities in high-voltage equipment can be conducted according to several mechanisms of signal detection, including electromagnetic wave signal detection, acoustic signal detection, chemical reactions, electrical ...
Zulbirri Faizol   +8 more
doaj   +1 more source

Environmental impacts of high penetration renewable energy scenarios for Europe [PDF]

open access: yes, 2016
The prospect of irreversible environmental alterations and an increasingly volatile climate pressurises societies to reduce greenhouse gas emissions, thereby mitigating climate change impacts.
Arvesen, Anders   +4 more
core   +1 more source

Green Gas for Grid as an Eco-Friendly Alternative Insulation Gas to SF6: A Review

open access: yesApplied Sciences, 2020
This paper deals with a review of the state-of-the-art performance investigations of green gas for grid (g3) gas, which is an emerging eco-friendly alternative insulation gas for sulfur hexafluoride (SF6) that will be used in gas-insulated power ...
Baofeng Pan   +5 more
doaj   +1 more source

STUDI TENTANG SISTEM INTERLOCKING PADA GAS INSULATED SWITCHGEAR(GIS) 500 KV DI PLTU PAITON UNIT 7 DAN 8 [PDF]

open access: yes, 2010
Electrical energy is one of energy that has the role in all sectors so that the availability of power required by large amount as well as sustainable. PLTU Paiton Unit 7 and 8 is one of the private power company that attempts to meet the high demand for ...
., Jasmadi   +4 more
core  

The extraction method of evaluation index of safety insulation status of GIS equipment operation based on simplified indicators

open access: yesDiance yu yibiao
Extracting the characteristic indicators of SF6 gas insulated switchgear that reflects equipment insulation status to evaluate its insulation state is the basis for safe operation.
GAO Yibo   +3 more
doaj   +1 more source

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