Improvement of distance relay zone‐3 security using fault and breaker opening generated traveling waves
Sign Up to like & getrecommendations! Published in 2017 at "International Transactions on Electrical Energy Systems"
DOI: 10.1002/etep.2414
Abstract: Summary This paper presents a new algorithm for discrimination of short-circuit faults from power system stressed conditions. The proposed algorithm is based on the combination of distance relay zone-3 operation and traveling waves generated by… read more here.
Keywords: distance relay; fault; breaker; relay zone ... See more keywords
Circuit breaker models for simulations of short-circuit current breaking and slow-front overvoltages in HV systems
Sign Up to like & getrecommendations! Published in 2017 at "Electric Power Systems Research"
DOI: 10.1016/j.epsr.2016.10.046
Abstract: Abstract Various circuit breaker models have been developed as a tool to evaluate the breaker interrupting capability and to investigate interaction between the breaker and the external circuit. This paper presents selected models of high… read more here.
Keywords: arc voltage; breaker models; circuit breaker; breaker ... See more keywords
Concept design of 100 kA hybrid DC breaker on China fusion engineering test reactor
Sign Up to like & getrecommendations! Published in 2020 at "Fusion Engineering and Design"
DOI: 10.1016/j.fusengdes.2020.111740
Abstract: Abstract China Fusion Engineering Test Reactor (CFETR) is the next device for the Chinese magnetic confinement fusion program, which is now under conceptual design phase. This paper describes the concept design of the high current… read more here.
Keywords: fusion engineering; hybrid breaker; breaker; design ... See more keywords
Experimental study of breaker index of normal and oblique incident unidirectional and multidirectional irregular waves on slope
Sign Up to like & getrecommendations! Published in 2020 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2020.107792
Abstract: Abstract Most studies of wave breaking on slopes to date have investigated regular waves or normal incident unidirectional waves. In this study, wave breakings of normal and oblique incident irregular waves and multidirectional irregular waves… read more here.
Keywords: irregular waves; breaker; wave; breaker index ... See more keywords
Cascaded commutation circuit for a hybrid DC breaker with dynamic control on fault current and DC breaker voltage
Sign Up to like & getrecommendations! Published in 2017 at "Iet Power Electronics"
DOI: 10.1049/iet-pel.2016.0472
Abstract: This paper proposed a cascaded commutation circuit based on current commutation approach for low-to-medium voltage DC fault current interruption, without snubber circuits, which slows the fault current di/dt prior to current-zero and the rate of… read more here.
Keywords: voltage; fault current; cascaded commutation; breaker ... See more keywords
A Modified Hybrid DC Circuit Breaker With Reduced Arc for Low Voltage DC Grids
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Access"
DOI: 10.1109/access.2021.3115456
Abstract: The increasing demand for the development and utilization of renewable energy resources has lead to a growing interest in the development of LVDC systems. The dc grid provides more flexibility in integrating different forms of… read more here.
Keywords: hybrid circuit; circuit breaker; voltage; breaker ... See more keywords
A Multiterminal Active Resonance Circuit Breaker for Modular Multilevel Converter Based DC Grid
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2021.3073260
Abstract: With the growing demands for flexible power supply, dc grids outstand with the advantages of simple structure, high efficiency and large capacity. However, the dc fault protection is one of the most critical issues in… read more here.
Keywords: breaker; active resonance; multiterminal active; circuit ... See more keywords
Improved Integrated Hybrid DC Circuit Breaker for MTDC Grid Protection
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2022.3195760
Abstract: The current-limiting inductors are usually installed in the multi-terminal dc grid to limit the fault current rising speed. However, they will increase the energy dissipation pressure and fault isolation time of the dc circuit breaker,… read more here.
Keywords: hybrid circuit; circuit; integrated hybrid; circuit breaker ... See more keywords
A High-Performance and Economical Multiport Hybrid Direct Current Circuit Breaker
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2019.2947835
Abstract: Hybrid dc circuit breaker (HCB) is an effective device for interrupting dc fault currents in dc grids. Conventional two-port HCB requires too many insulated gate bipolar transistors (IGBTs) in series in its main breaker, resulting… read more here.
Keywords: breaker; hcb; multiport hybrid; circuit breaker ... See more keywords
Design of an Isolated Circuit Breaker With Robust Interruption Capability for DC Microgrid Protection
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2020.3039210
Abstract: In this article, a novel isolated circuit breaker (ISCB) that realizes robust interruption capability is proposed for direct current microgird protection. First, the proposed ISCB isolates the main current path and the commutating circuit during… read more here.
Keywords: interruption; breaker; circuit; interruption capability ... See more keywords
SCR-Based Bidirectional Circuit Breaker for DC System Protection With Soft Reclosing Capability
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3187585
Abstract: The emergence of power electronics has lead to a paradigm shift toward dc grids, which are widely recognized to provide better performance and efficiency. However, fault isolation is one of the prime challenges of dc… read more here.
Keywords: circuit; based bidirectional; circuit breaker; reclosing capability ... See more keywords