Results 51 to 60 of about 1,373 (216)

Diagnóstico de descargas parciais em subestações isoladas a gás SF6 utilizando redes neurais artificiais [PDF]

open access: yes, 2006
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia ElétricaO presente trabalho de dissertação aborda o desenvolvimento de uma ferramenta computacional para o diagnóstico de ...
Paulo, Assis Rogério Gomes da Silva
core  

Study of Wireless Secondary Connections in Gas Insulated Switchgear

open access: yes, 2011
The paper first discusses the feasibility of the wireless communication in GIS (Gas Insulated Switchgear) substation. The signals inside GIS according to ISA100 standard are first classified and then a scheme to transmit some of the signals by ZigBee ...
Fu Sheng Wei   +4 more
core   +1 more source

Investigation of Gas-Sensing Property of Acid-Deposited Polyaniline Thin-Film Sensors for Detecting H2S and SO2

open access: yesSensors, 2016
Latent insulation defects introduced in manufacturing process of gas-insulated switchgears can lead to partial discharge during long-time operation, even to insulation fault if partial discharge develops further.
Xingchen Dong   +4 more
doaj   +1 more source

Anomaly Detection for Partial Discharge in Gas-Insulated Switchgears Using Autoencoder

open access: yesIEEE Access, 2020
In this article, we propose a new anomaly detection method to detect the partial discharge in a gas-insulated switchgear. An autoencoder was used for anomaly detection and was modeled on the one-class classification problem.
Ngoc-Diem Tran Thi   +4 more
doaj   +1 more source

Multiterminal High‐Voltage Direct Current Projects: A Comprehensive Assessment and Future Prospects

open access: yesHigh Voltage, Volume 11, Issue 2, Page 317-344, April 2026.
ABSTRACT Multiterminal high‐voltage direct current (MT‐HVDC) systems are an important part of modern power systems, addressing the need for bulk power delivery and efficient renewable energy integration. This paper provides a comprehensive overview of recent advances in MT‐HVDC technology, including launched projects and ongoing initiatives.
Mohammad Hossein Mousavi   +3 more
wiley   +1 more source

Chemical by-Product Diagnostic Technique for Gas Insulated Switchgear Condition Monitoring

open access: yes, 2017
Chemical by product diagnostic technique is an efficient, cost-effective and reliable diagnostic technique for gas insulate switchgear condition monitoring in view of its high sensitivity and anti- internal and external electromagnetic interference and ...
Abdul-Malek, Zulkurnain   +2 more
core   +1 more source

Numerical simulation on fault arc characteristics of medium voltage air medium switchgear [PDF]

open access: yesAIP Advances
Based on magnetohydrodynamic theory, this paper establishes a two-dimensional axisymmetric model of a fault arc inside an enclosed medium-voltage (MV) air-insulated switchgear.
Lijun Wang   +9 more
doaj   +1 more source

Research on Power Frequency Insulation Properties and Configurations of CF3SO2F Gas Mixture for Industrial Applications

open access: yesHigh Voltage, Volume 11, Issue 2, Page 556-563, April 2026.
ABSTRACT The breakdown characteristics of the novel eco‐friendly insulating gas CF3SO2F are fundamental to the design of gas‐insulated equipment. In this paper, the gas mixture parameters for CF3SO2F were optimised for different ambient temperatures in order to ascertain the insulation performance and liquefaction temperature constraints.
Shubo Ren   +5 more
wiley   +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  

Highly Selective Adsorption of Fluorinated Gases by Porous Organic Cages – Effects of Fluorinated Side‐Chains

open access: yesAdvanced Materials, Volume 38, Issue 7, 2 February 2026.
A systematic study of a series of porous organic cages with perfluorinated alkyl side‐chains of different lengths is presented. The structure‐property relationship of the various cages on gas sorption of highly potent greenhouse gases, such as perfluorocarbons (PFCs), sulfur hexafluoride (SF6), and nitrogen trifluoride (NF3) is investigated.
Ke Tian   +8 more
wiley   +1 more source

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