Results 31 to 40 of about 2,277,341 (203)

Synthesis of Graphene-Based Sensors and Application on Detecting SF6 Decomposing Products: A Review

open access: yesSensors, 2017
Graphene-based materials have aroused enormous focus on a wide range of engineering fields because of their unique structure. One of the most promising applications is gas adsorption and sensing. In electrical engineering, graphene-based sensors are also
Xiaoxing Zhang, Hao Cui, Yingang Gui
doaj   +1 more source

Research of GIS partial discharge type evaluation based on convolutional neural network

open access: yesAIP Advances, 2020
This paper presents a GIS (Gas Insulated Switchgear) partial discharge type evaluation based on the convolutional neural network. It is significant to study GIS partial discharge and effectively classify the types of GIS partial discharge.
Liuhuo Wang, Kang Hou, Lingqi Tan
doaj   +1 more source

Field Analysis of SF(6) Gas Insulated Cables and Its Application to Spacer Design [PDF]

open access: yes, 1974
This paper describes the spacer design for SF(6) gas insulated cables. The maximum electric stress within the cable is calculated by a numerical method, and it is recognized that the breakdown voltage depends linearly on the calculated values.
Yamamoto, Hideki   +2 more
core   +1 more source

Application of Optical Fiber Distributed Sensing System in Substation Maintenance

open access: yesGuangtongxin yanjiu, 2023
During daily operation of Substation, if Gas Insulated Switchgear (GIS)equipment breaks down, it will lead to the suspension of substation power supply, and national production and life cannot be guaranteed.
BAI Bin   +5 more
doaj  

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

The impact of Particle on FGM insulator in a single phase gas insulated busduct on electric field stress

open access: yesJournal of Applied Science and Engineering, 2022
In the present day, technology, economics, and environmental sustainability have all combined to produce some very significant design problems for Gas-Insulated Substations (GIS).
A. Nagaraju   +2 more
doaj   +1 more source

Multi-physics Coupling Simulation of Heat Transfer and Structural Optimization for a Three-phase Gas Insulated Switchgear Busbar

open access: yesChemical Engineering Transactions, 2021
Gas insulated switchgear (GIS) is one of the most important equipment in the power system. Excessive temperature of the GIS busbar conductor will lead to the loss of insulating gas performance and equipment life. In the present paper, based on the finite
Bo Wang   +6 more
doaj   +1 more source

Regional Court in Brno on Cartels in 2012. Case comments to judgments in CRT cartel and GIS cartel [PDF]

open access: yesYearbook of Antitrust and Regulatory Studies, 2013
In 2012, the Regional Court in Brno has delivered a couple of judgements in two globally notorious cases which were primarily dealt with by the European Commission: the gas insulated switchgear cartel (GIS cartel) and the cathode ray tubes cartel (CRT ...
Petra Joanna Pipková
doaj  

Development of Partial Discharge Detection Method Using an Auto-Regressive Model in Gas Insulated Switchgears (GIS)

open access: yesIEEJ Transactions on Power and Energy, 1993
AbstractGas‐insulated switchgears (GIS) are important equipment in electric‐supply stations where advanced techniques for safety and maintenance are required. As a result, a system is being developed that can automatically monitor and diagnose a GIS in service.This article focuses on some problems concerning insulating functions of GIS to discuss a ...
Hiroshi Inujima   +2 more
openaire   +2 more sources

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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