Results 1 to 10 of about 26,525,554 (339)

The macro model of hybrid on-load tap-changer passive trigger [PDF]

open access: yesMATEC Web of Conferences, 2021
Using thyristor as arc medium hybrid on-load tap-changer, completely solve the problem of switch produce arc, reduce the ablation of mechanical contact, improve the working environment of transformer oil, both mechanical switch and brake switch tube, the
Li Peng   +6 more
doaj   +1 more source

Gradient Design for High‐Energy and High‐Power Batteries

open access: yesAdvances in Materials, 2022
Charge transport is a key process that dominates battery performance, and the microstructures of the cathode, anode, and electrolyte play a central role in guiding ion and/or electron transport inside the battery.
Jingyi Wu   +7 more
semanticscholar   +1 more source

A 3D Printed Ka-Band High-Efficiency Wide-Slit Antenna Array for High-Power Microwave Applications

open access: yesInternational Journal of Antennas and Propagation, 2022
A Ka-band high-power waveguide wide-slit antenna array with high efficiency and high-power capacity is proposed in this paper. The antenna uses a waveguide vertical transition structure as a part of the feed network, which improves the compactness and ...
Liang Liu   +5 more
doaj   +1 more source

Recent Advances in Thermal Interface Materials for Thermal Management of High-Power Electronics

open access: yesNanomaterials, 2022
With the increased level of integration and miniaturization of modern electronics, high-power density electronics require efficient heat dissipation per unit area.
Wenkui Xing   +3 more
semanticscholar   +1 more source

Optimal Lesion Size Index for Pulmonary Vein Isolation in High-Power Radiofrequency Catheter Ablation of Atrial Fibrillation

open access: yesFrontiers in Cardiovascular Medicine, 2022
BackgroundAlthough both high-power (HP) ablation and lesion size index (LSI) are novel approaches to make effective lesions during pulmonary vein isolation (PVI) for atrial fibrillation (AF), the optimal LSI in HP ablation for PVI is still unclear.
Chi Cai   +6 more
doaj   +1 more source

Development of 110kV Thyristor Assisted Arc Extinguishing Hybrid OLTC [PDF]

open access: yesE3S Web of Conferences, 2021
On the basis of formulating the technical conditions of 110kV thyristor assisted arc extinguishing hybrid on load tap changer, this paper carries out the mechanical structure design, gives the design scheme of switching switch, selection switch and other
Shi Fei   +6 more
doaj   +1 more source

Study on internet of things architecture of substation online monitoring equipment [PDF]

open access: yesMATEC Web of Conferences, 2021
This paper introduces the structure of the existing on-line monitoring system, and analyzes the problems of poor compatibility and reliability of IED in different manufacturers.
Zhang Hejun   +5 more
doaj   +1 more source

Design of High-Power Static Wireless Power Transfer via Magnetic Induction: An Overview

open access: yesCPSS Transactions on Power Electronics and Applications, 2021
Recent years have witnessed the booming development of wireless power transfer (WPT) via magnetic induction, which has the advantages of convenience, safety, and feasibility to special occasions.
Yiming Zhang
semanticscholar   +1 more source

Charging models for airborne suspended particles around HVDC lines

open access: yesHigh Voltage, 2021
Ground total electric field (GTEF) is a vital parameter in the field of electromagnetic environment of high voltage direct current (HVDC) lines. Some experimental works reported that airborne suspended particles can be charged in the corona ion flow of ...
Kun He   +6 more
doaj   +1 more source

Pseudocapacitance: From Fundamental Understanding to High Power Energy Storage Materials.

open access: yesChemical Reviews, 2020
There is an urgent global need for electrochemical energy storage that includes materials that can provide simultaneous high power and high energy density.
Simon Fleischmann   +6 more
semanticscholar   +1 more source

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