Results 41 to 50 of about 577,169 (349)

RETRACTED: Artificial intelligence for emergency medical care

open access: yesHealth Care Science, EarlyView., 2023
‘Applications of artificial intelligence in emergency medical service’. Abstract There is increasing research into the potential benefits of incorporating artificial intelligence (AI) and machine learning algorithms into emergency medical services. AI is finding new applications across a wide range of sectors, one of which is healthcare, where it is ...
Shivam Rajput   +2 more
wiley   +1 more source

A Coupling Analysis of Multiphysical Field for ZnO Surge Arrester Installed in Photovoltaic Substation

open access: yesZhongguo dianli, 2022
Conventional finite element analysis(FEA) employed in multiphysical field coupling analysis usually suffers from such drawbacks as large computational effort and heavy reliance on grid quality.
Tianyi ZHANG, Zhijian LIANG, Rui ZHU
doaj   +1 more source

Study on the thermal behaviour and non‐linear coefficient of the 10 kV ZnO surge arrester

open access: yesIET Generation, Transmission & Distribution, 2020
The thermal behaviour of the surge arrester is vital to assess its operational condition. The surge arrester usually shows a process of temperature rising during a long-term operation, particularly after subjecting to a surge.
Li Cai   +5 more
semanticscholar   +1 more source

Grading ring parameters optimization for 220 kV metal‐oxide arrester using 3D‐FEM method and bat algorithm

open access: yesIET Science, Measurement & Technology, 2021
Aging of metal oxide surge arresters is mainly affected by the high electric stress near the high voltage electrode. It has been observed that the distribution of voltage and electric field along an arrester is non‐uniform.
Nadjim Alti   +2 more
doaj   +1 more source

Effect of the drop out fuse connection scheme on the overvoltage and the surge arrester in a distribution system

open access: yesEnergy Reports, 2023
Overvoltage is a critical problem of Thailand’ distribution system. The electrical protection device in the distribution system needs to be able to support this level of overvoltage.
Chaiyaporn Lothongkam   +2 more
doaj  

Synergy of radioactive 241Am and the effect of hollow cathode in optimizing gas-insulated surge arresters characteristics [PDF]

open access: yesNuclear Technology and Radiation Protection, 2018
The paper discusses the possibility of improving the character of gas surge arresters. Examined were: the magnetic field effect, the effect of the hollow cathode, and the effect of the alpha radiation source 241Am. Numerical and real experiments
Jusić Alija   +4 more
doaj   +1 more source

Tower grounding improvement versus line surge arresters: comparison of remedial measures for high-BFOR subtransmission lines [PDF]

open access: yes, 2015
This paper presents a technical/economic comparison between remedial measures aimed at improving the lightning performance of an existing Italian three-phase 150-kV overhead line.
GATTA, Fabio Massimo   +4 more
core   +1 more source

Modelling 132 kV substation for surge arrester studies [PDF]

open access: yes, 2008
Insulation coordination models are an essential part of power system studies and are used to determine the performance of a transmission line or substation.
Ab Kadir, Mohd Zainal Abidin   +2 more
core   +1 more source

Investigation of Diagnostic Techniques for Metal Oxide Surge Arresters [PDF]

open access: yes, 2005
Gapless metal oxide surge arresters(MOSA)have been available in the market for many years since they were first introduced in the 1970's. The aim of this study is to investigate some reliable diagnostic techniques to assess the condition of a metal oxide
Mardira, Karl P.   +2 more
core   +1 more source

Stabilization of gas-filled surge arrester’s characteristics by use of ionizing radiation [PDF]

open access: yesNuclear Technology and Radiation Protection, 2012
This paper investigates the stabilization of electrical discharges in gases by means of external ionizing radiation. Discharges in a gas-filled surge arrester model were studied in both passive and active regimes of the device. An originally developed
Brajović Dragan V.   +4 more
doaj   +1 more source

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