Results 31 to 40 of about 3,375 (209)

Fault mode operation strategies for dual H-bridge current flow controller in meshed HVDC grid [PDF]

open access: yes, 2018
Peer ...
Carvalho, Adriano   +5 more
core   +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   +1 more source

Topology assessment for 3 + 3 terminal offshore DC grid considering DC fault management [PDF]

open access: yes, 2014
Peer ...
Jovcic, Dragan   +3 more
core   +1 more source

Modular multilevel converter with modified half-bridge submodule and arm filter for dc transmission systems with DC fault blocking capability [PDF]

open access: yes, 2018
Although a modular multilevel converter (MMC) is universally accepted as a suitable converter topology for the high voltage dc transmission systems, its dc fault ride performance requires substantial improvement in order to be used in critical ...
Abdelsalam, Ibrahim A.   +3 more
core   +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   +1 more source

Hybrid HVDC circuit breaker with self-powered gate drives [PDF]

open access: yes, 2016
The ever increasing electric power demand and the advent of renewable energy sources have revived the interest in high-voltage direct current (HVDC) multi-terminal networks.
Alan J. Watson   +16 more
core   +2 more sources

System configuration, fault detection, location, isolation and restoration: a review on LVDC Microgrid protections [PDF]

open access: yes, 2019
Low voltage direct current (LVDC) distribution has gained the significant interest of research due to the advancements in power conversion technologies. However, the use of converters has given rise to several technical issues regarding their protections
Bououden   +11 more
core   +1 more source

Experimental Test bed to De-Risk the Navy Advanced Development Model [PDF]

open access: yes, 2017
This paper presents a reduced scale demonstration test-bed at the University of Texas’ Center for Electromechanics (UT-CEM) which is well equipped to support the development and assessment of the anticipated Navy Advanced Development Model (ADM).
Feng, X   +6 more
core   +1 more source

Intersystem fault between MMC‐HVDC and AC systems and its impact on DC/AC protection

open access: yesIET Generation, Transmission & Distribution, 2022
Flexible DC and AC transmission lines can be arranged across vertically or sharing transmission corridor. Under this condition, the possibility of intersystem fault increases significantly, which endangers the safety of both DC and AC systems.
Wenbo Wang   +5 more
doaj   +1 more source

Power balancing and dc fault ride through in DC grids with dc hubs and wind farms [PDF]

open access: yes, 2015
Acknowledgment This project was funded by European Research Council under the Ideas program in FP7; grant no 259328, 2010.Peer ...
Jovcic, Dragan, Lin, Weixing
core   +1 more source

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