Results 21 to 30 of about 7,789 (205)

Advanced Control Strategies of VSC Based HVDC Transmission System: Issues and Potential Recommendations

open access: yesIEEE Access, 2018
The converters and their control strategies play an important role in converting, transmitting, and improving the performance of high-voltage direct current (HVDC) system. There are different types of converter and their control strategies being employed
M. A. Hannan   +8 more
doaj   +1 more source

Influence of the VSC-HVDC System Structure on the Overvoltage of Single-Pole Grounding Fault

open access: yesZhongguo dianli, 2021
Flexible operation mode is one of the VSC-HVDC system’s advantages, and the power system may continue to operate in the future with different grid structures under maintenance and other working conditions.
Jialing WU, Tiebing LU
doaj   +1 more source

Study on fault ride-through control of islanded wind farm connected to VSC-HVDC grid based on the VSC converter AC-side bus forced short circuit

open access: yesThe Journal of Engineering, 2019
Wind farms integrated to an AC power system through a voltage source converter-based high-voltage direct current system (VSC-HVDC) are viewed as islanded wind farms. The wind farm side converter of VSC-HVDC maintains a constant frequency of the wind farm
Yan Li   +3 more
doaj   +1 more source

Research on the Voltage Supporting Capability of Multi-VSC-HVDC Subsystems Operation Strategy to Receiving-end LCC-HVDC Network in Weak AC Grid

open access: yesCES Transactions on Electrical Machines and Systems, 2023
For the hybrid multi-infeed HVDC system in which the receiving-end grid is a strong AC grid including LCC-HVDC subsystems and multiple VSC-HVDC subsystems, it has higher voltage support capability.
Tao Li, Yongli Li, Yuchen Zhu
doaj   +1 more source

Coordinated Control Strategies of VSC-HVDC-Based Wind Power Systems for Low Voltage Ride Through

open access: yesEnergies, 2015
The Voltage Source Converter-HVDC (VSC-HVDC) system applied to wind power generation can solve large scale wind farm grid-connection and long distance transmission problems. However, the low voltage ride through (LVRT) of the VSC-HVDC connected wind farm
Xinyin Zhang   +4 more
doaj   +1 more source

Topology assessment for 3 + 3 terminal offshore DC grid considering DC fault management [PDF]

open access: yes, 2014
Peer ...
Jovcic, Dragan   +3 more
core   +1 more source

Multi-terminal HVDC grids with inertia mimicry capability [PDF]

open access: yes, 2016
The high-voltage multi-terminal dc (MTDC) systems are foreseen to experience an important development in the next years. Currently, they have appeared to be a prevailing technical and economical solution for harvesting offshore wind energy. In this study,
Gharehpetian, Gevorg B.   +4 more
core   +2 more sources

Nyquist Stability Analysis of an AC-Grid Connected VSC-HVDC System Using a Distributed Parameter DC Cable Model [PDF]

open access: yes, 2016
In this paper, a two-terminal VSC-HVDC system embedded in a weak grid ac environment is considered, emphasizing modeling, controller design, and small-signal stability analysis.
Breitholtz, Claes, Song, Yujiao
core   +1 more source

Comparison of different technologies for improving commutation failure immunity index for LCC HVDC in weak AC systems [PDF]

open access: yes, 2015
Flexible AC Transmission System (FACTS) devices and Voltage Source Converter (VSC) High Voltage Direct Current (HVDC) systems have fast reactive power control capabilities which can be used to increase power system voltage stability.
Booth, Campbell   +2 more
core   +1 more source

Modeling and Control of Multi-Terminal VSC HVDC Systems

open access: yesEnergy Procedia, 2012
AbstractThis paper discusses the modeling and control of Voltage Source Converter High Voltage Direct Current (VSC HVDC) systems in a multi-terminal configuration (MTDC). Both steady-state interactions, as well as transient stability modeling and control are addressed.
Beerten, Jef, Belmans, Ronnie
openaire   +2 more sources

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