Results 21 to 30 of about 21,504 (334)

On the Design of a GaN-Based Solid-State Circuit Breaker for On-Board DC Microgrids

open access: yesEngineering Proceedings
The concept of more electric aircraft (MEA) has gained popularity over the last few decades. As the power level of electric loads is constantly increasing, the installation of advanced protection systems becomes of paramount importance.
Symeon Fountoukidis   +5 more
doaj   +2 more sources

Design, modelling, and test of a solid-state main breaker for hybrid DC circuit breaker [PDF]

open access: yes, 2020
Driven by the requirements of reducing air pollutant gas emissions and fuel consumption, the concepts of more electric ship and electric aircraft are attracting increasing attention.
Jiawen Xi   +7 more
core   +1 more source

A universal automatic and self‐powered gate driver power supply for normally‐ON SiC JFETs

open access: yesIET Power Electronics, 2021
Normally‐ON silicon carbide junction‐field‐effect transistors have a simple design and exhibit advantageous performance in terms of losses, elevated junction temperatures and high switching frequencies.
Andreas Giannakis, Dimosthenis Peftitsis
doaj   +1 more source

A Review on Hybrid Circuit Breakers for DC Applications

open access: yesIEEE Open Journal of the Industrial Electronics Society, 2023
Direct current (dc) power system protection presents a major challenge due to its unique characteristics, namely the absence of natural zero current crossing points.
Ana Rafaela Figueiredo Bento   +2 more
doaj   +1 more source

800V, 100A modular heatsink-less solid state circuit breaker

open access: yes, 2023
This thesis presents a modular, heatsink-less, silicon-based solid-state circuit breaker for 100A and scalable in voltage. Each module is implemented on a metal core printed circuit board (MCPCB) and can sustain 150V and 100A.
Choudhary, Rahul, M.S. in Engineering
core   +1 more source

A solid state current limiter applied to coal mine power system

open access: yesGong-kuang zidonghua, 2013
In view of problems of high power consumption, voltage drop and big interference caused by downhole cable of surface substation using current-limiting reactance to limit short-circuit capacity, a solid state current limiter applied to coal mine power ...
WANG Yan-wen, LI Hai-hong
doaj   +1 more source

A Bi-Directional DC Solid-State Circuit Breaker Based on Flipped Γ-Source

open access: yesEnergies, 2022
As the continuous consumption of non-renewable energy leads to resource shortages, distributed PV generation technology has received widespread attention. The DC microgrid is an effective way to connect distributed PV generation.
Jing Gao   +5 more
doaj   +1 more source

Research on topological structure and simulation of hybrid DC circuit breaker

open access: yesThe Journal of Engineering, 2019
At present, the hybrid DC circuit breaker (ABB company's Hybrid DC circuit breaker as the representative scheme) must be equipped with the radiator because of a long-time current passing through the power electronic devices in the load-control-switch ...
Chu Zhuang   +3 more
doaj   +1 more source

Controllable reactor based hybrid HVDC breaker

open access: yesHigh Voltage, 2020
Short circuit fault occurrence in high-voltage DC (HVDC) systems causes extremely high currents in a fast raising time that does not experience current zero-crossing.
Amir Heidary   +4 more
doaj   +1 more source

Circuit Breakers in Low- and Medium-Voltage DC Microgrids for Protection against Short-Circuit Electrical Faults: Evolution and Future Challenges

open access: yesApplied Sciences, 2021
This paper deals with circuit breakers (CBs) used in direct current microgrids (DCMGs) for protection against electrical faults, focusing on their evolution and future challenges in low voltage (
Bayron Perea-Mena   +4 more
doaj   +1 more source

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