Results 31 to 40 of about 1,916 (295)

A current‐limiting DC circuit breaker with power flow control capability

open access: yesIET Generation, Transmission & Distribution, 2022
Power flow controller (PFC), fault current limiter (FCL) and DC circuit breaker (DCCB) are important equipment in the DC grid. There are a large number of power electronic components in these equipment, resulting in high cost.
Shimin Xue   +5 more
doaj   +1 more source

Influence of capacitor-buffered hybrid DC circuit breaker on bipolar short circuit fault of three-terminal MMC-HVDC transmission system

open access: yesEnergy Reports, 2020
The flexible DC transmission system needs a DC circuit breaker to remove and isolate the bipolar short-circuit fault to prevent the excessive short-circuit current from damaging the DC transmission system.
Can Ding   +3 more
doaj   +1 more source

Environmental Compatible Circuit Breaker Technologies [PDF]

open access: yes, 2021
Recent research and development in the field of high-current circuit breaker technology are devoted to meeting two challenges: the environmental compatibility and new demands on electrical grids caused by the increasing use of renewable energies ...

core   +1 more source

DC / DC converters as DC circuit-breakers in HVDC networks operation [PDF]

open access: yes2014 16th European Conference on Power Electronics and Applications, 2014
This paper presents the modeling and control of a DC/DC bidirectional converter suitable for medium voltage and power applications in Multi-Terminals HVDC (MT-HVDC) grids. Moreover its use as DC circuit-breaker is described. This is a new concept, against the contemporary studies of DC breakers, which could help for the implementation of MT-HVDC ...
Jiménez Carrizosa, Miguel   +6 more
openaire   +2 more sources

Research on a Novel DC Circuit Breaker Based on Artificial Current Zero-Crossing

open access: yesIEEE 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
doaj   +1 more source

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   +1 more source

A New Design of MP-HDCCB Topology Based on Hybrid Switching Device

open access: yesEnergies, 2022
Since each branch of the multiterminal DC circuit system relies on the DC circuit breaker for breaking and fault isolation, the prohibitive cost and huge volume of the Hybrid DC Circuit Breaker (HCB) limit its development and broad application in ...
Haipeng Jia   +5 more
doaj   +1 more source

An IEGT Model for Analyzing the High Current Turn-off Characteristics in DC Circuit Breaker Applications

open access: yesIEEE Access, 2020
The direct current (DC) circuit breaker based on semiconductor power devices is one of the critical components in multiterminal flexible high voltage DC transmission technology.
Xin Liu   +3 more
doaj   +1 more source

A Modified Hybrid DC Circuit Breaker With Reduced Arc for Low Voltage DC Grids

open access: yesIEEE Access, 2021
The increasing demand for the development and utilization of renewable energy resources has lead to a growing interest in the development of LVDC systems.
C. N. Muhammed Ajmal   +4 more
doaj   +1 more source

Research on the action characteristics and breaking control of 100 kA series double break DC vacuum circuit breaker for CRAFT quench protection system

open access: yesAIP Advances, 2023
The DC vacuum circuit breaker plays an important role in the quench protection system of the Comprehensive Research Facility for Fusion Technology (CRAFT) project.
Xingguang Hu   +5 more
doaj   +1 more source

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