Results 121 to 130 of about 792,851 (265)

Modular multilevel converter based LCL DC/DC converter for high power DC transmission grids [PDF]

open access: yes, 2015
This paper presents a modular multilevel converter (MMC) based DC/DC converter with LCL inner circuit for HVDC transmission and DC grids. Three main design challenges are addressed.
Aboushady, Ahmed   +2 more
core   +1 more source

MODELING AND SIMULATION OF VSC-HVDC WITH DYNAMIC PHASORS

open access: yesElectrica, 2008
A novel dynamic phasors method to model voltage sources converter based HVDC (VSC-HVDC) transmission system is proposed in this paper. This approach is based on the time-varying Fourier series coefficients of the system variables, and focused on the ...
Wei YAO, Jinyu WEN, Shijie CHENG
doaj   +2 more sources

A hybrid multilevel converter for medium and high voltage applications [PDF]

open access: yes, 2010
This paper investigates the suitability of the hybrid multilevel converter for medium and high voltage application. The converter operation, modulation, and capacitor voltage balancing method are described in detail.
Adam, Grain Philip   +4 more
core  

Enhance Power Quality By Hvdc System, Comparison Technique Between Hvdc And Hvac Transmission Systems

open access: yes, 2016
{"references": ["Summary of Impacts of the New Guidelines of the International Commission on Non-Ionizing Radiation Protection on Power System Operation. International Commission on Non-Ionizing Radiation Protection (INIRP). Hydro-Quebec. 1999.", "High-Voltage DC transmission \u2013 a power electronics workhouse. N.G. Ingrain. IEEE Spectrum, April 1996.
Smko Zangana, Ercelebi, Ergun
openaire   +1 more source

Modeling and Control of Light HVDC Transmission System Based on MMC

open access: yesGong-kuang zidonghua, 2011
In view of problems of low-order harmonics in output voltage, needing filter and transformer with big volume and dynamic voltage balancing of series components of HVDC transmission system based on VSC, the paper proposed a design scheme of light HVDC ...
GUO Jia-hu, LIAO Qi-yan
doaj  

Subsynchronous instability of HVDC transmission system.

open access: yesIEEJ Transactions on Power and Energy, 1985
Masahiro Takasaki   +2 more
openaire   +2 more sources

A NOVEL CONTROL STRATEGY FOR VSC BASED HVDC IN MULTI-MACHINE POWER SYSTEMS

open access: yesElectrica, 2004
The forced commutated voltage source converter (VSC) is becoming an interesting alternative for HVDC transmission, in this paper, the model of VSC based HVDC is established, and the model is applied to multi-machine power system including VSC based HVDC,
Hu Zhaoqing, Mao Chengxiong, Lu Jiming
doaj  

Enhanced distance protection for HVDC lines using adaptive neuro-fuzzy inference systems. [PDF]

open access: yesPLoS One
Hamada AM   +7 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy