Results 21 to 30 of about 915,837 (305)

Charge accumulation characteristic on polymer insulator surface under AC voltage in air and C(4)F(7)N/CO(2) mixtures

open access: yesHigh Voltage, 2020
Charge accumulation has always been a problem for the safe operation of gas insulated switchgear (GIS)/gas insulated transmission line (GIL) both under AC and DC.
Dayu Li   +4 more
doaj   +1 more source

Effect of partial discharges on the operating condition of high-voltage insulators [PDF]

open access: yesE3S Web of Conferences, 2019
The features of the dielectric rod defects and the rod-electrod defects of polymer insulators were investigated by using the developed complex method of contactless remote diagnostics of high-voltage insulators health, which includes the initial ...
Golenishchev-Kutuzov A. V.   +5 more
doaj   +1 more source

Features of monitoring extra large partial discharge in high voltage insulators

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2022
THE PURPOSE of the described study is to study the effect of partial discharges on the physical state of previously detected defects in high-voltage insulators.
D. A. Ivanov
doaj   +1 more source

Improvement of the technical excellence of multiparameter relay protection by combining the signals of the measuring fault detectors using artificial intelligence methods [PDF]

open access: yesE3S Web of Conferences, 2019
The features of the dielectric rod defects and the rod-electrod defects of polymer insulators were investigated by using the developed complex method of contactless remote diagnostics of high-voltage insulators health, which includes the initial ...
Kulikov A. L.   +2 more
doaj   +1 more source

Mechanical and Thermal Properties of 3D Printed Polycarbonate

open access: yesEnergies, 2022
This study aims at showing the potential of additive manufacturing as a new processing route for designing future insulators in the building sector. Polycarbonate (PC) is studied as a possible candidate for designing these new insulators.
Anis Bahar   +5 more
doaj   +1 more source

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

Comparative analysis of options for project financing of energy development based on renewable sources [PDF]

open access: yesE3S Web of Conferences, 2019
The features of the dielectric rod defects and the rod-electrod defects of polymer insulators were investigated by using the developed complex method of contactless remote diagnostics of high-voltage insulators health, which includes the initial ...
Luskatova O. V.   +2 more
doaj   +1 more source

Application of noble cerium-based anti-corrosion sealing coating approach applied on electrical insulators installed in industrial regions

open access: yesRoyal Society Open Science, 2022
Pin corrosion is a critical issue that causes premature rupture of high-voltage insulators. The development of efficient, defect-free, thermal resistive, hard, economical and environment-friendly sealing coating system is required to replace the current ...
Simpy Sanyal   +4 more
doaj   +1 more source

Comparative characterisation of conventional and textured 11 kV insulators using the rotating wheel dip test

open access: yesHigh Voltage, 2020
Surface tracking and erosion is an irreversible degradation occurring on the insulator surface, and this can ultimately lead to failure of the insulator.
Adnan Krzma   +2 more
doaj   +1 more source

Study of electrophysical processes and aging of the material of highvoltage insulators to determine their working life

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2022
The article is aimed to discuss the results of research on the characteristics of partial discharges on defects of different types in high-voltage insulators - on dielectric rod and contact «terminal rod».
D. A. Ivanov
doaj   +1 more source

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