Results 11 to 20 of about 1,070 (185)

Overview of Power Electronic Converter Topologies Enabling Large-Scale Hydrogen Production via Water Electrolysis

open access: yesApplied Sciences, 2022
Renewable power-to-hydrogen (P2H) technology is one of the most promising solutions for fulfilling the increasing global demand for hydrogen and to buffer large-scale, fluctuating renewable energies.
Mengxing Chen   +3 more
doaj   +1 more source

A Study on The Electromagnetic Multi-Step Transmission Characteristics of Interior Permanent Magnet Synchronous Motors

open access: yesEnergies, 2022
In this paper, electromagnetic multi-step transmissions are introduced as a method for increasing the torque and efficiency of electric vehicle driving motors.
Chung-Hui Lee   +3 more
doaj   +1 more source

Fault diagnosis technology of automatic voltage regulating transformer based on thyristor

open access: yesZhongguo Jianchuan Yanjiu, 2020
Objectives The voltage of marine electrical equipment often fluctuates, but the existing stabilization schemes have low reliability and high cost. As such, distribution equipment that can operate in harsh environments is required to stabilize the voltage.
FAN Lei   +4 more
doaj   +1 more source

P-Channel and N-Channel Super-Steep Subthreshold Slope PN-Body Tied SOI-FET for Ultralow Power CMOS

open access: yesIEEE Journal of the Electron Devices Society, 2018
In this paper, n-channel and p-channel super-steep subthreshold slope (SS) PN-body tied (PNBT) silicon on insulator field-effect transistors (SOI-FETs) are demonstrated. The PNBT structure has a symmetrical source and drain structure.
Takayuki Mori, Jiro Ida
doaj   +1 more source

Thyristor Arc Eliminator for Protection of Low Voltage Electrical Equipment

open access: yesEnergies, 2019
The paper presents the layout of two opposing thyristors working as an Arc Eliminator (AE). The presented solution makes it possible to protect an electrical apparatus against the effects of an arcing fault.
Karol Nowak   +2 more
doaj   +1 more source

High Power Semiconductor Technology Status and Progresses

open access: yes机车电传动, 2021
The evolution of modern Si based high power semiconductor devices and recent progress of novel device structures,as well as the status of wide bandgap semiconductor materials and devices were presented in this paper.
Guoyou LIU   +5 more
doaj  

Review on Failure Mode and Mechanism of Press-Pack IGBT and Thyristor Devices

open access: yesZhongguo dianli, 2023
High voltage and large capacity press-pack insulated gate bipolar transistor (IGBT) devices and thyristor devices are the core devices in high-voltage DC transmission projects, which are of great significance for the efficient use of energy.
Haoze LUO   +5 more
doaj   +1 more source

The Control of Fluxes of Electric Power in Networks by Means of Phase-switching Booster Transformers [PDF]

open access: yesProblems of the Regional Energetics, 2016
roblems of increasing the efficiency of the operation of electrical networks based on the utilization of booster transformers (BT) with electronic control, applied on the base of active elements in smart electric grids of power systems and giving the ...
Govorov F.P.   +2 more
doaj  

Research on Control Strategy of Electronic Switch Neutral Section Passing Equipment

open access: yesKongzhi Yu Xinxi Jishu, 2020
With continuous development of China’s railway transportation technology, ground neutral section passing equipment has been widely used. However, ground neutral section passing equipment based on circuit breaker has the problems of short service lifetime
LIU Yongli   +3 more
doaj  

RESEARCH EMERGENCY TRANSIENTS IN POWER SYSTEMS 6 - 10 KV WITH THE THYRISTOR SWITCHES

open access: yesВестник Северо-Кавказского федерального университета, 2022
The conditions and the algorithms of thyristor switches to improve the reliability of power supply system 6 - 10 kV (SES) in emergency conditions: when power interruptions and short circuits (a short circuit).
Yuri Dyomin, Oleg Kirkorov
doaj  

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