Results 31 to 40 of about 11,033,322 (296)

Analysis of influencing factors of short-circuit spark discharge in electric potential capacitance circuit

open access: yesGong-kuang zidonghua, 2020
Most of existing models and methods for research of capacitive circuit spark discharge and high-power intrinsic safety power supply only consider discharge characteristics of energy storage elements during discharge process, and do not consider influence
KANG Qian   +3 more
doaj   +1 more source

Design of high-power intrinsically safe power supply based on fault current change rate

open access: yesGong-kuang zidonghua, 2021
In order to solve the problems of low output power, poor protection effect, and slow dynamic response speed of existing intrinsically safe power supply, a high-power intrinsically safe power supply based on fault current change rate is designed.
KANG Qian   +3 more
doaj   +1 more source

Research on Measures to Limit Short-Circuit Current by Renovating the Equipment of the Power Grid

open access: yesEnergies
This paper addresses the increasingly severe issue of exceeding short-circuit current limits brought about by the rapid development of large power grids.
Shuqin Sun   +5 more
doaj   +1 more source

A Scheme of DC-side Short-circuit Protection for Bi-directional Converterin Urban Rail Traction Power Supply System

open access: yesKongzhi Yu Xinxi Jishu, 2021
Using bi-directional converters for traction power supply in urban rail transit, traditional PWM rectifiers cannot meet the requirement of DC feeder protection for 27 kA short-circuit current with 120 ms continuous time.
WANG Xiong   +3 more
doaj  

Features of fault transient's in generator network of powerful electric power stations

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2021
THE PURPOSE. To consider the problems of generator circuit breaker. To consider the problems of high degree of asymmetry of short-circuit current and long delayed current zeros in detail. Propose methods for solving these problems. Develop the equivalent
E. P. Safonov, V. Ya. Frolov
doaj   +1 more source

Noise margin and short-circuit current in FGMOS logics [PDF]

open access: yes, 2011
Even when floating-gate logics are very-low-voltage circuits, as power supply is reduced, large fan-in FGMOS gates are prone to fail. Thus, determining the negative impact of noise margin and short-circuit current in this type of circuits is crucial to ...
Luis Fortino Cisneros Sinencio   +2 more
core  

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Consistency evaluation of the current distribution of short-circuit tests in AT feeding systems for high-speed railways

open access: yesJournal of Modern Transportation, 2018
To improve the accuracy of fault location system, several short-circuit tests need to be conducted before being brought into service in autotransformer (AT) feeding systems for high-speed railways in China.
Qing-an Ma, Wei Liu
doaj   +1 more source

Autophagy and mitophagy in pancreatic β‐cell homeostasis and their involvement in diabetes pathophysiology

open access: yesFEBS Letters, EarlyView.
This review focuses on the role of autophagy and mitophagy in maintaining pancreatic β‐cell function and homeostasis. We discuss how genetic defects affecting these pathways contribute to the development of type 1, type 2, monogenic, and gestational diabetes. We further explore their potential as therapeutic targets. Created in BioRender.
Yunkyeong Lee   +2 more
wiley   +1 more source

Short-Circuit Protection Circuit With Current Slope-to-Digital Conversion Short-Circuit Detection and Adaptive Soft Turn-Off

open access: yesIEEE Open Journal of Power Electronics
A short-circuit protection circuit is proposed for power electronic systems employing silicon carbide metal–oxide–semiconductor field-effect transistors.
Seungjik Lee   +5 more
doaj   +1 more source

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