Results 81 to 90 of about 32,780 (214)

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

, 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, D. Remon, A. Cantarellas, P. Rodríguez   +3 more
semanticscholar   +1 more source

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

Materials, 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

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

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, RAO Hong, YUAN Zhiyong, ZHOU Yuebin, XU Yiliang, XIONG Yan   +5 more
doaj  

Static voltage sharing technology of multi-break mechanical switch for hybrid HVDC breaker

The Journal of Engineering, 2019
The hybrid high-voltage direct current (HVDC) breaker combines mechanical and power electronics switching that enables it to interrupt power flows within a few milliseconds.
Qiuyu Yang, Daochun Huang, Xuezong Wang, Zhibin Qiu, Jiangjun Ruan   +4 more
doaj   +1 more source

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

IEEE 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, Mahmoud Elsisi, Mamdouh L. Alghaythi, Meshari S. Alshammari, Fady Wadie   +4 more
doaj   +1 more source

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

The 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

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

IEEE 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, Jun Chen, Yanwei Sui, Xinxin He, Qi Li, Lili Xing, Ruilei Zhang   +6 more
doaj   +1 more source

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

Energies, 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

High Voltage Direct Current (HVDC) Transmission and Protection System

International journal of Engineering Works, 2022
Illeyun Zaman, Abdul Basit
openaire   +1 more source

A Secure Fault Identification Approach for MMC-HVDC Network

International Transactions on Electrical Energy Systems
In high voltage direct current (HVDC) systems, the occurrence of short circuits results in a rapid rise in line current, adversely affecting the interconnected alternating current (AC) grid.
Kiran Rana, Monalisa Biswal, Nand Kishor, Richa Negi   +3 more
doaj   +1 more source