Results 31 to 40 of about 1,026,977 (295)

Testing Method for Composite Insulators Interface Based on Nonlinear Ultrasonic

open access: yesIEEE Access, 2019
The interface is the weakness of composite insulators. As the interface bonding fails, the uniform distribution of electric field will be affected, which accelerates the aging of composite insulators and affects the safe operation of transmission lines ...
Sida Zhang   +4 more
doaj   +1 more source

Studying AC Flashover Performance of Suspension Insulators Under Natural Cold Fog and Wet Deposition Conditions

open access: yesIEEE Access, 2020
The electrical performance of insulators under comprehensive conditions including low air pressure, pollution and icing, is an important basis for the selection of external insulation.
Bingbing Dong   +5 more
doaj   +1 more source

Full-Scale Testing on Seismic Performance of Surge Arrester with Retrofitted Composite Insulators

open access: yesBuildings, 2022
In electrical substations, glass-fibre reinforced polymer (GFRP) insulators provide an alternative to porcelain insulators for better seismic performance.
Sheng Li   +5 more
doaj   +1 more source

Electrical Characteristics of Aged Composite Insulators [PDF]

open access: yes, 2003
Composite insulators are widely being used in power industry to alternate traditional porcelain-based insulators for their advantages, including better pollution performance, low maintenance cost, light weight, compact line design.
Zhou, JianBin
core  

Pollution constitutes and flashover characteristics of composite insulators in typical industrial dust areas

open access: yes电力工程技术, 2022
In recent years, the external insulation discharge and pollution flashover of transmission lines have occurred several times in the vicinity of nickel plant in Yancheng, and they cannot be effectively suppressed after the use of composite insulators ...
ZHANG Dongdong   +3 more
doaj   +1 more source

Recent insights into the molecular mechanism of ubiquinol oxidation by cytochrome bc1

open access: yesFEBS Open Bio, EarlyView.
The review reflects on the mechanism of the catalytic reaction in cytochrome bc1: the electron bifurcation that involves the separation of two electrons derived from the quinol oxidation to opposite sides of the enzyme across the membrane. This review summarizes the long‐standing effort to understand the mechanism of quinol oxidation catalyzed by ...
Anna Wójcik‐Augustyn   +2 more
wiley   +1 more source

Hydrogel platforms for 3D cardiac tissue engineering and fibrotic disease modelling

open access: yesFEBS Open Bio, EarlyView.
Hydrogel‐based cardiac tissue models are advancing our understanding of heart health and disease. By incorporating electrical conductivity, aligned structures, and tunable mechanical properties, these platforms better replicate the complex environment of native heart tissue.
Harrison Porritt   +2 more
wiley   +1 more source

Influence of Sheds Damage on the AC Pollution Flashover Performance of Different Voltage Class Composite Insulators

open access: yesIEEE Access, 2020
The damage of high-voltage terminal shed of composite insulators can influence the flashover performance of the insulators. The study was carried out experimentally to investigate the flashover characteristics of composite insulators with sheds damage at
Lu Ming, Li Yangyang, Hu Jianlin
doaj   +1 more source

OPERATIONAL PROBLEMS OF COMPOSITE INSULATORS [PDF]

open access: yes, 2014
V diplomskem delu je predstavljen razvoj, zgradba ter obratovanje kompozitnih izolatorjev. Podrobneje je predstavljena uporaba 110 kV kompozitnih izolatorjev.
Dokić, Ervin
core  

Effects of spin symmetry breaking in topological insulators [PDF]

open access: yes, 2015
Topological insulators are one of the most thoroughly investigated systems in condensed matter physics over the last years. In these systems, a prominent role is inevitably taken by time-reversal symmetry, which leads to Kramers theorem and symmetry ...
Orth, Christoph
core   +1 more source

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