Zobrazeno 1 - 10
of 1 366
pro vyhledávání: '"Dc fault"'
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 161, Iss , Pp 110189- (2024)
For DC grid based on the hybrid modular multilevel converter (MMC), the traditional DC fault current clearance scheme takes a long time and greatly affects the active power transmission. A novel DC fault current clearance coordinated control strategy
Externí odkaz:
https://doaj.org/article/48ae2e47b7f645db979703be76e3c9ae
Autor:
Rashid Hussain Chandio, Faheem Akhtar Chachar, Jahangeer Badar Soomro, Jamshed Ahmed Ansari, Hafiz Mudassir Munir, Hossam M. Zawbaa, Salah Kamel
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 1571-1588 (2023)
The voltage source converter (VSC) based HVDC (high voltage direct current system) offers the possibility to integrate other renewable energy sources (RES) into the electrical grid, and allows power flow reversal capability. These appealing features
Externí odkaz:
https://doaj.org/article/7249da0275424af9803b88e93c6aaf23
Publikováno v:
International Journal of Electrical Power & Energy Systems, Vol 159, Iss , Pp 110058- (2024)
The VSC-based HVDC networks have become a reliable candidate for integrating renewable energy resources over long distances. However, the development of these networks faces protection challenges against DC short-circuit faults, where fault detection
Externí odkaz:
https://doaj.org/article/b394655ab17048aba6d5bd137a2995e4
Publikováno v:
IEEE Access, Vol 12, Pp 87348-87360 (2024)
DC distribution systems are drawing huge attention from researchers and industries because of their many advantages over AC systems. Due to its various benefits, including isolation and good fault current performance which is a big challenge for DC g
Externí odkaz:
https://doaj.org/article/1176bfd296794c6c8fdb01c7ff1280a4
Publikováno v:
IEEE Access, Vol 12, Pp 1621-1632 (2024)
The traditional half bridge sub-module (HBSM) cannot clear the DC side fault by itself. On the other hand, the clamp double sub-module (CDSM) has the ability to self-clear the fault current, but it can only output the negative level of the single cap
Externí odkaz:
https://doaj.org/article/4b12981cb10c439790e6a39e36bd8571
Publikováno v:
Energies, Vol 17, Iss 18, p 4689 (2024)
Diagnosing faults is crucial for ensuring the safety and reliability of medium-voltage direct current (MVDC) systems. In this study, we propose a bidirectional long short-term memory (Bi-LSTM)-based fault diagnosis scheme for the accurate classificat
Externí odkaz:
https://doaj.org/article/57a339417da642cfb6528823ee45c055
Publikováno v:
Frontiers in Energy Research, Vol 12 (2024)
The multi-terminal modular multi-level converter-based high voltage direct current (MMC-HVDC) grid with short circuit protection equipment (SCPE) is so complex that it is difficult to estimate its fault current and analyze the performance of SCPE by
Externí odkaz:
https://doaj.org/article/6975fc4861ef4711a6c8faca7fa284ca
Publikováno v:
Zhejiang dianli, Vol 42, Iss 11, Pp 21-28 (2023)
Given the rapid development of multi-terminal DC power grids and the treatment of DC faults， a high-voltage hybrid DC circuit breaker based on a generalized H-bridge circuit is proposed. Given the bidirectional current flow of the H-bridge circuit
Externí odkaz:
https://doaj.org/article/b0ff16b976ae45138779998c72a4fb64
DC fault current-limiting method based on dual-loop active control for modular multilevel converters
Autor:
Quan, Lijian, Zeng, Guohui
Publikováno v:
COMPEL -The international journal for computation and mathematics in electrical and electronic engineering, 2022, Vol. 42, Issue 2, pp. 526-542.
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