Results 71 to 80 of about 1,954,001 (140)

Suppression measures of commutation failure in MIDC transmission systems

open access: yes, 2019
With the increasing of direct current (DC) transmission capacity, high-voltage DC (HVDC) location has become more and more intensive, and commutation failure has become increasingly prominent in multi-infeed DC (MIDC) transmission systems.
Wang Qing, Wang Ling, Liu Kaipei
core   +1 more source

Overcurrent Mechanism and Suppression Control for MMC Arms in Hybrid Cascaded HVDC System

open access: yesCSEE Journal of Power and Energy Systems
The hybrid cascaded HVDC system employs a line commutated converter (LCC) as the rectifier and an LCC in series with multiple paralleled modular multilevel converters (MMCs) as the inverter.
Nan Zhang   +3 more
doaj   +1 more source

Convergence Rates for the Quantum Central Limit Theorem. [PDF]

open access: yesCommun Math Phys, 2021
Becker S, Datta N, Lami L, Rouzé C.
europepmc   +1 more source

Missing the point in noncommutative geometry. [PDF]

open access: yesSynthese, 2021
Huggett N, Lizzi F, Menon T.
europepmc   +1 more source

A fault current limiting approach for commutation failure prevention in LCC-HVDC transmission systems

open access: yes, 2019
Commutation failure is one of the most frequent failures in line-commutated converter based high-voltage direct-current (LCC-HVdc) systems which may lead to the outage of HVdc links, and thus affect the performance of the power system.
Mat Said, Dalila   +2 more
core   +1 more source

An Easy Road to Multi-contra-classicality. [PDF]

open access: yesErkenntnis, 2021
Estrada-González L.
europepmc   +1 more source

HVDC transmission and commutation failure

open access: yes, 2015
LAUREA MAGISTRALELa trasmissione ad alta tensione in corrente continua (HVDC) è largamente utilizzata nelle linee caratterizzate da lunghe distanze e da elevata potenza in transito, oltre che nei collegamenti tra diversi paesi, grazie ai suoi indubbi ...
HE, JIALIANG
core  

Improvement of Commutation Failure Prediction in HVDC Classic Links

open access: yes, 2011
In this thesis, an evaluation of the existing control system for ABB: s HVDC Classic Links is performed in order to investigate whether a possible improvement to commutation failure prediction is possible and to be recommended.
Ivarsson, Johanna
core   +1 more source

Measuring Electron Correlation: The Impact of Symmetry and Orbital Transformations. [PDF]

open access: yesJ Chem Theory Comput, 2023
Izsák R   +4 more
europepmc   +1 more source

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