Results 101 to 110 of about 36,815 (251)

Space charge determination in HVDC power cable and its influence on electric field

open access: yes, 2010
Considerable amount of transmission and distribution of electricity is carried out by power cable. At present, most high voltage direct current (HVDC) installation uses traditional (oil-impregnated paper insulation and oil-filled-types) cables which pose
Choo, Chin Tze
core  

Application and development of power electronic devices in VSC-HVDC transmission system

open access: yes机车电传动, 2023
Voltage sourced converter based high voltage direct current (VSC-HVDC) is the core technology of new type of power systems with new energy as its main part.
YANG Liu   +5 more
doaj  

Energy transmission by HVDC systems: theory and analytical simulations

open access: yes, 2023
reservedLa trasmissione di energia tramite sistema HVDC (High Voltage Direct Current) è una tecnologia utilizzata per il trasferimento efficiente di grandi quantità di energia elettrica su lunghe distanze.
NICHIFOREL, EMANUEL
core  

Parameterization of Circuit Breakers for HVDC Transmission Line Between Egypt and the Kingdom of Saudi Arabia Toward Restriking Voltage

open access: yesIEEE Access
The high voltage direct current (HVDC) transmission lines represent the prospective way for long-distance transmission between countries, remote areas, and offshore wind farms to decrease power loss.
Tamer Eliyan   +4 more
doaj   +1 more source

A Black Start Scheme Based on Modular Multilevel Control-High Voltage Direct Current

open access: yesEnergies, 2018
Modern society’s need for power and its dependence on power sources is increasing with its development. As a result the consequences of blackout accidents have become more serious. At present, only three sources can be regarded as black-start power
Zecheng Li, Guojun Tan
doaj   +1 more source

Preparation and Dielectric Properties of SiC/LSR Nanocomposites for Insulation of High Voltage Direct Current Cable Accessories

open access: yesMaterials, 2018
The conductivity mismatch in the composite insulation of high voltage direct current (HVDC) cable accessories causes electric field distribution distortion and even insulation breakdown.
Nanqiang Shang, Qingguo Chen, Xinzhe Wei
semanticscholar   +1 more source

HVDC-DNN-MFO: Classifying High-Voltage Direct Current Interference Events in Geomagnetic Field Observation Data Using Deep Neural Network and Moth-Flame Optimization Algorithm

open access: yesIEEE Access
Geomagnetic field observation data are valuable resources for seismic geomagnetic research. However, the construction of subways, light railroads, and high-voltage direct current transmission lines in recent years has seriously affected the output data ...
Weifeng Shan   +6 more
doaj   +1 more source

Coordinated operation control on low DC voltage of HVDC integrating wind farms

open access: yesThe Journal of Engineering, 2019
In recent years, with the development of high voltage direct current (HVDC) transmission technology, wind power integration with modular multiple converter-HVDC (MMC-HVDC) has been widely researched and applied.
Qingzhi Zhang, Chenggong Zhao, Chuan Du
doaj   +1 more source

Recent developments in HVDC transmission systems to support renewable energy integration

open access: yesGlobal Energy Interconnection, 2018
The demands for massive renewable energy integration, passive network power supply, and global energy interconnection have all gradually increased, posing new challenges for high voltage direct current (HVDC) power transmission systems, including more ...
Zhou Li   +6 more
doaj   +1 more source

Analysis of derivative control based virtual inertia in multi-area high-voltage direct current interconnected power systems

open access: yes, 2016
Due to increasing level of power converter-based component and consequently the lack of inertia, automatic generation control (AGC) of interconnected systems is experiencing different challenges.
E. Rakhshani   +3 more
semanticscholar   +1 more source

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