Results 21 to 30 of about 18,123,397 (208)

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

Performance assessment of VSC-based HVDC system in asynchronous grid interconnection: Offline and real-time validation of control design with symmetric optimum PI tuning. [PDF]

open access: yesHeliyon
Asynchronous interconnection is essential for integrating AC networks operating at different frequencies, typically 50 Hz and 60 Hz. This need arises from distributed power generation methods, including offshore renewable sources and diverse regional ...
Mishra AK   +8 more
europepmc   +2 more sources

Nonlinear control design for a multi-terminal VSC-HVDC system [PDF]

open access: yes2013 European Control Conference (ECC), 2013
This paper presents a nonlinear control strategy based on dynamic feedback linearization control theory and a backstepping-like procedure for a multi-terminal voltage-source converter based high-voltage direct current (multi-terminal VSC-HVDC) system. The controller is able to provide asymptotic stability for the power transmission system with multiple
Chen, Yijing   +3 more
openaire   +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.
Ayari, Mohamed   +4 more
openaire   +2 more sources

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

A Novel Method for Starting of VSC-HVDC System

open access: yesInternational Journal of Recent Technology and Engineering (IJRTE), 2021
The voltage source converters (VSCs) are the circuits, which convert the power from one form to the other. The application of voltage source converter is vital in HVDC systems. The voltage source converter technology is employed for the smooth operation of any HVDC system.
Guntamukkala Vamsi   +2 more
openaire   +1 more source

Hybrid HVDC for supply of power to offshore oil platforms [PDF]

open access: yes, 2004
A HVDC hybrid system, comprising a line commutated thyristor HVDC converter and a STATCOM, is proposed in this paper for supplying power to offshore oil platforms that do not have their own generation. The proposed system combines the robust performance,
Cartwright, P., Andersen, B., Xu, L.
core   +3 more sources

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

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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