Results 21 to 30 of about 722,410 (223)

Technical Assessment of Hybrid HVDC Circuit Breaker Components under M-HVDC Faults

open access: yesEnergies, 2021
One of the technical challenges that needs to be addressed for the future of the multi-terminal high voltage direct current (M-HVDC) grid is DC fault isolation. In this regard, HVDC circuit breakers (DCCBs), particularly hybrid circuit breakers (H-DCCBs),
Saqib Khalid   +6 more
doaj   +2 more sources

Key stress extraction and equivalent test method for hybrid DC circuit breaker

open access: yesGlobal Energy Interconnection, 2018
Firstly, relevant stress properties of millisecond level breaking process and microsecond level commutation process of hybrid HVDC circuit breaker are studied in detail on the basis of the analysis for the application environment and topological ...
Chong Gao   +4 more
doaj   +2 more sources

4-Pole Hybrid HVDC Circuit Breaker for Pole-to-Pole (PTP) Fault Protection

open access: yesIEEE Access, 2022
Numerous problems have emerged with the development of HVDC transmission technology. One of them is the fault current that occurs when there is an issue in the line. In particular, in the case of a PTP (pole-to-pole) fault, a DCCB design suitable for the
Geon Kim   +7 more
doaj   +2 more sources

Modular Reciprocating HVDC Circuit Breaker with Current-limiting and Bi-directional Series-parallel Branch Switching Capability

open access: yesJournal of Modern Power Systems and Clean Energy, 2020
The high-voltage direct current (HVDC) circuit breaker is becoming popular with the rapid development of the flexible HVDC grid for efficient DC fault ride-through purposes.
Jianzhong Xu, Moke Feng, Chengyong Zhao
doaj   +2 more sources

Circuit Breaker Failure Protection Strategy for HVDC Grids [PDF]

open access: yesEnergies, 2021
HVDC grids demand the fast and reliable operation of the protection system. The failure of any protection element should initialize a backup protection almost immediately in order to assure the system’s stability.
María José Pérez-Molina   +3 more
doaj   +2 more sources

Development in HVDC Circuit Breaker - A Review

open access: yesJournal of Electrical Systems
The increasing adoption of High Voltage Direct Current (HVDC) systems for efficient long-distance power transmission and renewable energy integration necessitates advanced protection mechanisms to ensure system stability and reliability.
Rachana J. Patel
semanticscholar   +2 more sources

Synthetic test circuit with two‐level voltage source for HVDC circuit breakers

open access: yesIET Generation, Transmission & Distribution, 2023
In order to ensure the reliable interruption of high voltage direct current circuit breaker (HVDC CB), the breaking test of HVDC CB plays an important role in its performance verification.
Shixin Xiu   +6 more
doaj   +2 more sources

New multi-injection commutation topology for circuit breakers of HVDC transmission lines [PDF]

open access: yesScientific Reports
Power-sharing between countries has an essential effect on increasing the power system’s reliability and allowing a resilient energy market. High voltage direct current (HVDC) transmission systems are preferable for long-distance transmission to decrease
Fady Wadie, Mahmoud Elsisi, Tamer Eliyan
doaj   +2 more sources

Systematic Approach to HVDC Circuit Breaker Sizing [PDF]

open access: yesIEEE Transactions on Power Delivery, 2020
High-voltage direct current (HVDC) grids can be protected by HVDC circuit breakers (DCCB) to selectively clear DC side faults and assure continuous operation of the healthy parts in the grid.
M. Abedrabbo, W. Leterme, D. Van Hertem
semanticscholar   +2 more sources

Switching Overvoltages and Polarity Reversal in Presence of HVDC Circuit Breakers

open access: yes2023 AEIT HVDC International Conference (AEIT HVDC), 2023
The recent development of High Voltage Direct Current circuit breakers (HVDC CBs) prototypes may introduce many potential advantages for HVDC links in terms of flexibility and possible meshing. However, introduction of circuit breaker in HVDC links also prompts the need for a detailed assessment of switching overvoltages and polarity reversal, which ...
Buono L.   +8 more
openaire   +3 more sources

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