Results 11 to 20 of about 7,789 (205)

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

Experimental study on fault ride-through capability of VSC-based HVDC transmission system [PDF]

open access: yesArchives of Electrical Engineering, 2021
For voltage-source-converter based high-voltage-direct-current (VSC-HVDC) transmission systems, fault ride-through (FRT) capability is a very important grid requirement in order to enhance its operational availability under an alternating current (AC ...
Ngo Minh Khoa   +2 more
doaj   +1 more source

Research on protection adaptability and optimization scheme of VSC/LCC DC parallel hybrid system

open access: yesAIP Advances, 2023
With the continuous development of high-voltage direct current (HVDC) technology and the relative concentration of power load and power, the HVDC parallel hybrid system will inevitably appear again.
A. Ting Wang   +5 more
doaj   +1 more source

The Influence of VSC–HVDC Reactive Power Control Mode on AC Power System Stability

open access: yesEnergies, 2020
Voltage source converter-based high-voltage direct current (VSC-HVDC) has the advantage of fast and independent controllability on active and reactive power.
Ying Wang   +6 more
doaj   +1 more source

Control of VSC-HVDC with electromechanical characteristics and unified primary strategy [PDF]

open access: yes, 2016
High voltage dc (HVDC) systems act as the prevailed solution for transmitting offshore wind energy to onshore main grids. Control of the voltage source converters (VSC) in HVDC systems is decisive for the performance.
Candela García, José Ignacio   +4 more
core   +1 more source

Analysis of Deloaded Wind Power in Hybrid AC/HVDC Systems by Frequency Stability Constrained Optimal Power Flow

open access: yesIEEE Access, 2023
This paper investigates the relationship between the frequency support by voltage-source converter based high-voltage direct current (VSC-HVDC) systems and the deloaded wind power operation considering the frequency stability constraints.
Sangwon Kim
doaj   +1 more source

A Commutation Failure Suppression Control Method Based on the Controllable Operation Region of Hybrid Dual-Infeed HVDC System

open access: yesEnergies, 2018
With the increased use of high voltage direct current (HVDC) systems, line commutated converters (LCC-HVDC) and voltage source converters (VSC-HVDC) tend to feed into AC systems over short electrical distances.
Chao Xiao   +5 more
doaj   +1 more source

Unified reference controller for flexible primary control and inertia sharing in multi-terminal voltage source converter-HVDC grids [PDF]

open access: yes, 2016
Multi-terminal dc (MTDC) grids are expected to be built and experience rapid expansion in the near future as they have emerged as a competitive solution for transmitting offshore wind generation and overlaying their ac counterpart. The concept of inertia
Candela García, José Ignacio   +4 more
core   +2 more sources

Overview of Research on Stability and Control of VSC-HVDC

open access: yes发电技术, 2019
Voltage source converter based high voltage direct current (VSC-HVDC) transmission systems has the advantages of good active and reactive power control capability and more suitable for multi-terminal transmission system.
Mingzhe WU, Wuhui CHEN
doaj   +1 more source

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