Results 1 to 10 of about 6,359 (188)

Study on overvoltage of hybrid LCC-VSC-HVDC transmission

open access: yesThe Journal of Engineering, 2018
Hybrid line commutation converter-voltage-source converter high-voltage direct current transmission (LCC-VSC-HVDC) power transmission has unique technical advantages, but its overvoltage study is not sufficient at present.
Dizhen Xu   +4 more
doaj   +2 more sources

Frequency stabilisation using VSC-HVDC [PDF]

open access: yes2016 IEEE Power and Energy Society General Meeting (PESGM), 2016
Frequency control of AC systems using VoltageSource Converter (VSC) HVDC links is of growing importanceas interconnectors and links to offshore generation replaceconventional synchronous generators in many countries. This paper investigates the use of local system feedback andadvanced droop control to achieve frequency stabilization for atwo-area test ...
Shen, L   +3 more
openaire   +3 more sources

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

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

Analysis of VSC-HVDC support capability for power grids with large-scale renewable energy and multi-infeed HVDC links

open access: yesEnergy Reports, 2023
Henan Power Grid is located in the north of Central China Power Grid. During its energy transition, thermal power units will be decommissioned on a large scale.
Pengxiang Xing   +7 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

Comparative Analysis of Technical Standards for Offshore Wind Power via VSC-HVDC

open access: yesShanghai Jiaotong Daxue xuebao, 2022
This paper introduces the current situation of domestic and foreign offshore wind power grid-connected via voltage source converter based high voltage direct current(VSC-HVDC) transmission standards, and selects representative standards of offshore wind ...
YU Hao, ZHANG Zhemeng, PENG Sui, ZHANG Zhiqiang, REN Wanxin, LI Canbing
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

Research and application of a power-flow-calculation method in multiterminal VSC-HVDC power grid

open access: yesGlobal Energy Interconnection, 2019
For demonstrating a multiterminal voltage-source converter (VSC)-based high-voltage DC (HVDC) (VSC- HVDC) project, this study puts forward a technical route for calculating the power flow in a 500-kV VSC-HVDC power grid in comparison with that of an AC ...
Linlin Wu   +6 more
doaj   +1 more source

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