Results 41 to 50 of about 20,529 (288)
CFD Simulation of Transonic Flow in High-Voltage Circuit Breaker
International Journal of Chemical Engineering, 2012 A high-voltage circuit breaker is an indispensable piece of equipment in the electric transmission and distribution systems. Transonic flow typically occurs inside breaking chamber during the current interruption, which determines the insulating ...
Xiangyang Ye, Mahesh Dhotre
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DC fault isolation study of bidirectional dual active bridge DC/DC converter for DC transmission grid application [PDF]
, 2015 Fast isolation and detection of DC faults is currently a limiting factor in high power DC transmission grid development. Recent research has shown that the role of DC/DC converters is becoming increasingly important in solving various DC grid challenges ...
Aboushady, Ahmed A. +2 more
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Advanced Functional Materials, EarlyView.Lipid nanoparticles (LNPs) are optimized to co‐deliver Cas9‐encoding messenger RNA (mRNA), a single guide RNA (sgRNA) targeting the endogenous cystic fibrosis transmembrane conductance regulator (CFTR) gene, and homologous linear double‐stranded donor DNA (ldsDNA) templates encoding CFTR.
Ruth A. Foley +12 more
wiley +1 more source
Automatika, 2019 During the operation process of the high-voltage circuit breaker, the changes of vibration signals reflect the machinery states of the circuit breaker. The extraction of the vibration signal feature will directly influence the accuracy and practicability
Mingliang Liu +3 more
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Research on a Novel DC Circuit Breaker Based on Artificial Current Zero-Crossing
IEEE Access, 2020 Modular multilevel converter-based high voltage direct-current (MMC-HVDC) transmission has developed rapidly because of its flexibility, reliability and efficiency.
Shangfu Teng, Zhifeng Zhang, Liye Xiao
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D-Distance Technique to Determine Failure Probability of Power Circuit Breaker
Energies, 2023 In this paper, a new D-distance factor is proposed to determine the failure probability and to prioritize maintenance actions of power circuit breakers in high-voltage substations.
Suphon Kumpalavalee +3 more
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Planning long-term maintenance for electric vehicle charging infrastructure using the Reliability Centered Maintenance (RCM) method [PDF]
, 2012 Electric vehicles (EVs) are mainly known for their advantages as emission free, energy efficient and noiseless transport, but electric mobility has never matured in the automotive market and it remains in the shadow of the internal combustion engine (ICE)
LIOCE, LUIGI
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Laser‐Induced Graphene from Waste Almond Shells
Advanced Functional Materials, EarlyView.Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova +9 more
wiley +1 more source
Study on working condition of 750 kV AC filter breaker in ± 1100 kV UHVDC system
The Journal of Engineering, 2019 In this article, the Changji-Guquan ± 1100 kV ultra-high voltage direct current (UHVDC) system has been established by PSCAD software, especially for the arc of the circuit breakers.
Zexin Zhao +4 more
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Arc Phenomena in low-voltage current limiting circuit breakers [PDF]
, 2010 Circuit breakers are an important safety feature in most electrical circuits, and they act to prevent excessive currents caused by short circuits, for example. Low-voltage current limiting circuit breakers are activated by a trip solenoid when a critical
Budd, Chris +4 more
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