Results 31 to 40 of about 18,021 (222)

HVDC power transmission electrode siting and design [PDF]

open access: yes, 1997
This research strives to shed light on the feasibility and practicality of using deep earth electrodes to permit their use for extended periods without adverse consequences. This report begins with a review of the fundamentals associated with current conduction in earth, including the various techniques available for measuring the earth`s electrical ...
Holt, R.J., Dabkowski, J., Hauth, R.L.
openaire   +2 more sources

Analysis of influence of energy storage system parameters on HVDC commutation failure overvoltage [PDF]

open access: yesE3S Web of Conferences, 2023
Overvoltage is a common fault in high voltage direct current (HVDC) transmission systems, which directly affects the safe and stable operation of the system.
Ge Pengjiang   +5 more
doaj   +1 more source

A market-based transmission planning for HVDC grid—case study of the North Sea [PDF]

open access: yes, 2015
There is significant interest in building HVDC transmission to carry out transnational power exchange and deliver cheaper electricity from renewable energy sources which are located far from the load centers.
Gibescu, M   +3 more
core   +1 more source

Control of multi-terminal HVDC networks towards wind power integration: A review [PDF]

open access: yes, 2016
© 2015 Elsevier Ltd. More interconnections among countries and synchronous areas are foreseen in order to fulfil the EU 2050 target on the renewable generation share.
Bianchi, Fernando Daniel   +2 more
core   +2 more sources

Analysis of the Harmonic Transmission Characteristics of HVDC Transmission Based on a Unified Port Theory Model

open access: yesIEEE Access, 2020
The application of power electronics can introduce flexibility into power systems, but it can also cause harmonic problems. As a typical application of power electronics, high-voltage direct current (HVDC) transmission exhibits very prominent harmonic ...
Dui Liu, Xiaohua Li, Zexiang Cai
doaj   +1 more source

Application of Grey Wolf Optimizer Algorithm for Optimal Power Flow of Two-Terminal HVDC Transmission System [PDF]

open access: yes, 2017
This paper applies a relatively new optimization method, the Grey Wolf Optimizer (GWO) algorithm for Optimal Power Flow (OPF) of twoterminal High Voltage Direct Current (HVDC) electrical power system.
Hassan, Heba Ahmed
core   +1 more source

Evaluation of the Electromagnetic Environment Around Underground HVDC Lines [PDF]

open access: yes, 2010
This paper analyses the magnetic-field emissions of a high-voltage dc transmission line constituted by two couples of underground cables laid along a highway.
Bottauscio, O.   +4 more
core   +1 more source

AC fault ride through control strategy on inverter side of hybrid HVDC transmission systems

open access: yesJournal of Modern Power Systems and Clean Energy, 2019
Hybrid high-voltage direct current (HVDC) transmission systems employ a new type of HVDC transmission topology that combines the advantages of the line-commutated converter system and the voltage-source converter system.
Zexin Zhou   +6 more
doaj   +1 more source

HVDC technologies in electric power transmission: International practices and development pathways in Kazakhstan [PDF]

open access: yesE3S Web of Conferences
High-voltage direct current (HVDC) transmission lines represent a key component of modern energy infrastructure, providing efficient longdistance electricity transmission and integration of renewable energy sources.
Akhatov Daulet   +7 more
doaj   +1 more source

Experimental study on fault ride-through capability of VSC-based HVDC transmission system [PDF]

open access: yesArchives of Electrical Engineering, 2021
For voltage-source-converter based high-voltage-direct-current (VSC-HVDC) transmission systems, fault ride-through (FRT) capability is a very important grid requirement in order to enhance its operational availability under an alternating current (AC ...
Ngo Minh Khoa   +2 more
doaj   +1 more source

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