Results 11 to 20 of about 4,470 (248)

Converter non‐blocking DC fault ride‐through and system fast restoration arrangements in R‐L SFCL‐equipped MMC‐M2TDC system

open access: yesIET Generation, Transmission & Distribution
Equipping a DC‐type superconducting fault current limiter (SFCL) in a modular multilevel converter‐based multi‐terminal DC (MMC‐M2TDC) system has the potential to reorganize the protection control arrangements during the DC‐side short‐circuit fault. This
Ji Yirun, Peiqian Guo, Liu Qin
doaj   +2 more sources

Simulation study of integrated‐gate‐commutated‐thyristor based superconducting hybrid direct current circuit breaker

open access: yesHigh Voltage, 2023
With the development of a distributed generation, direct current (DC) load and energy‐storage equipment, voltage‐source‐converter‐based medium‐voltage DC systems (VSC‐MVDC) have attracted more attention due to its low power consumption, high reliability,
Muhammad Junaid   +6 more
doaj   +2 more sources

Short Circuit and Recovery Time Tests in a helical bifilar R-SFCL module

open access: yesJournal of Microwaves, Optoelectronics and Electromagnetic Applications, 2021
Superconducting Fault Current Limiter (SFCL) modules with distinct arrangements have been investigated, seeking design and performance enhancements. In this context, this work aims to propose a design for resistive SFCL (R-SFCL) modules, using RE-Ba-Cu-O
Luís M. M. Rocha   +5 more
doaj   +1 more source

Application of Superconducting Fault Current Limiter as a Virtual Inertia for DC Distribution Systems

open access: yesIEEE Access, 2021
DC distribution systems can provide effective solutions for integrating renewable energy sources in future power systems. The low inertia of the DC distribution system causes several problems regarding stability and fault response.
Doaa M. Yehia, Ibrahim B. M. Taha
doaj   +1 more source

Impedance Compensation Method Considering Unbalanced Ground Fault with SFCL in a Power Distribution System

open access: yesEnergies, 2022
As the energy demand increases due to the developing electric power industry, the fault current becomes higher during the fault time. A new approach is needed to reduce a fault current in a power distribution system, since the fault currents influence ...
Yoo-Jung Cho, Sung-Hun Lim
doaj   +1 more source

Combined Operation Analysis of a Saturated Iron-Core Superconducting Fault Current Limiter and Circuit Breaker for an HVDC System Protection

open access: yesEnergies, 2021
Recently, in order to overcome the difficulties of interrupting fault currents in multi-terminal direct current systems (MTDC), studies combining a saturated iron-core type superconducting current limiter (SFCL) and a direct current circuit breaker (DCCB)
Jae-In Lee   +5 more
doaj   +1 more source

Impact of Copper Stabilizer Thickness on SFCL Performance with PV-Based DC Systems Using a Multilayer Thermoelectric Model

open access: yesSustainability, 2023
Utilizing renewable energy sources (RESs) to their full potential provides an opportunity for lowering carbon emissions and reaching a state of carbon neutrality. DC transmission lines have considerable potential for the integration of RESs.
Hamoud Alafnan   +8 more
semanticscholar   +1 more source

Analysing Faults and SFCL Response in Electric Aircraft [PDF]

open access: yesJournal of Physics: Conference Series, 2020
Abstract Aircraft technology moves towards electrification in order to achieve environmentally friendly goals. However, one of the main challenges facing the electrification of aircraft technology is the weight of the electric devices necessary for operating a fully electric aircraft.
Alafnan, H   +5 more
openaire   +3 more sources

Comparison of resistive and inductive superconductor fault current limiters in AC and DC micro-grids

open access: yesAIMS Energy, 2020
Superconducting Fault Current Limiters (SFCL) have been used in power systems for many years, however the best possible positioning of different SFCL still needs a lot of work. Resistive and Inductive are two types of SFCL used in power system.
Arqum Shahid   +5 more
doaj   +1 more source

Design and Performance Analysis of a Saturated Iron-Core Superconducting Fault Current Limiter for DC Power Systems

open access: yesEnergies, 2020
A saturated iron-core superconducting fault current limiter (SI-SFCL) can significantly limit the magnitude of the fault current and reduce the stress on circuit breakers in direct current (DC) power systems. The SI-SFCL consists of three main parts: one
Van Quan Dao   +4 more
doaj   +1 more source

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