Results 1 to 10 of about 470 (149)

Robust control strategy of VSC-HVDC systems based on feedback linearization and disturbance compensation method

open access: yesEnergy Reports, 2023
The Voltage Source Converter based High Voltage Direct Current (VSC-HVDC) technology has become the development direction of new energy grid-connected, DC power transmission and island power supply technology in the future due to its superior ...
Ping Yang   +4 more
doaj   +1 more source

A timely switch fault ride-through method for VSC-HVDC system

open access: yes电力工程技术, 2022
In order to achieve the fault through of voltage source converter-based high voltage direct current (VSC-HVDC)system during alternating current (AC) system asymmetric faults and keep stability of the impedance at steadystate, a timely switch fault ...
WANG Ke   +5 more
doaj   +1 more source

A Novel Adaptive Control Approach Based on Available Headroom of the VSC-HVDC for Enhancement of the AC Voltage Stability

open access: yesEnergies, 2021
Increasing offshore wind farms are rapidly installed and planned. However, this will pose a bottle neck challenge for long-distance transmission as well as inherent variation of their generating power outputs to the existing AC grid. VSC-HVDC links could
Duc Nguyen Huu
doaj   +1 more source

Analysis of the influence of long-distance DC cable on the fault of flexible HVDC system

open access: yes电力工程技术, 2023
In recent years, offshore wind power has developed rapidly. It is the most effective way to transmit the wind power far away from the coast through the voltage source converter based high voltage direct current (VSC-HVDC) transmission system.
JIANG Chongxue   +5 more
doaj   +1 more source

Power Stability Analysis and Evaluation Criteria of Dual-Infeed HVDC with LCC-HVDC and VSC-HVDC

open access: yesApplied Sciences, 2021
This paper analyzes the power stability of the hybrid dual-infeed high-voltage direct-current (HVDC) system containing a line commutated converter-based HVDC (LCC-HVDC) and a voltage source converter-based HVDC (VSC-HVDC).
Xinglong Wu, Zheng Xu, Zheren Zhang
doaj   +1 more source

The VSC-HVDC Transmission System Performance Assessment

open access: yesJournal of Physics: Conference Series, 2023
Abstract As the use of renewable resources increases the transfer of power from remote area to consumer is a big challenge. Therefore, Voltage Source Converter High Voltage Direct Current (VSC-HVDC) transmission is gaining more popularity for integration of renewable energy generators to the consumers using smart grid.
Rupika Gandotra, null Kanika, Kirti Pal
openaire   +1 more source

Research on emergency DC power support coordinated control for hybrid multi-infeed HVDC system

open access: yesArchives of Electrical Engineering, 2020
Based on the respective characteristics of line-commutated converter high-voltage direct current (LCC-HVDC) and voltage-source converter high voltage direct cur- rent (VSC-HVDC), two additional emergency DC power support (EDCPS) controllers are designed,
Congshan Li   +3 more
doaj   +1 more source

Switching stabilising control of VSC‐HVDC transmission systems

open access: yesIET Control Theory & Applications, 2020
Power systems are a class of typical cyber‐physical systems with switching‐hybrid dynamics. With the innovation of power electronics technology and the implementation of power grid development strategy, the application of voltage source converter‐based high voltage direct current (VSC‐HVDC) transmission has been paid more and more attention.
Tao Wang, Weiming Xiang, Yuwen Liu
openaire   +1 more source

Influence and comparison of P/Q-control based VSC-HVDC system on the grid power oscillation damping

open access: yesEnergy Reports, 2022
To analyze the dynamic process of VSC-HVDC system actively participating in suppressing the grid power oscillation, under the electromechanical time control scale, this paper establishes the linear mathematical model of the VSC-HVDC connected to the ...
Yuntao Xue   +4 more
doaj   +1 more source

Optimal control design for VSC-HVDC systems [PDF]

open access: yes2013 International Conference on Electrical Engineering and Software Applications, 2013
This paper deals with modeling and optimal control design of VSC-HVDC transmission system in order to enhance system stability. The steady of the state mathematical model for GL (Generator-Load) VSC-HVDC system is developed and the decoupled relationship between the controlling variables is proposed.
Mohamed Ayari   +3 more
openaire   +1 more source

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