Results 111 to 120 of about 1,639 (185)

A novel linear regression density peak clustering‐based transmission line protection for line‐commuted converter‐voltage source converter hybrid high voltage direct current system

High Voltage
Line‐commuted converter (LCC)–voltage source converter (VSC) hybrid high voltage direct current (HVDC) transmission system is an innovative technology, the existing LCC and VSC protection require setting, and it is difficult to be directly applied in the
Shunguang Lei, Hongchun Shu, Zhimin Li, Yinan Hu, Xincui Tian, Taiwen Liu   +5 more
doaj   +1 more source

Coordinated Strategy to Improve Post-Fault Characteristics of Hybrid Multi-Infeed HVDC Transmission System

Energies
The characteristics of the dynamic reactive power demand of a hybrid multi-infeed HVDC transmission system during the post-fault recovery period are analyzed and a coordinated control strategy to improve the fault recovery characteristics of the hybrid ...
Bingjie Jin, Guangjian Zhang, Zuohong Li, Shuxin Luo, Hong Dong, Chu Jin, Jindi Luo, Xinyue Zhang   +7 more
doaj   +1 more source

A Comprehensive Study of Cyber Attack Mitigation with the Exchange of Frequency Containment Reserves Control in a Multi-Infeed Direct Current Power System. [PDF]

Sensors (Basel), 2023
Ramadhan UF, Lee J, Yoon M.
europepmc   +1 more source

A protection method for multi-terminal HVDC system based on fuzzy approach. [PDF]

MethodsX, 2023
Sahu U, Yadav A, Pazoki M.
europepmc   +1 more source

Application of synchronous compensators in the GB transmission network to address protection challenges from increasing renewable generation [PDF]

, 2017
The GB transmission network is experiencing significant changes in its generation mix, with increasing volume of renewables and the decommissioning of large-scale thermal power plants.
Bell, K., Booth, C., Hong, Q., Mohapatra, P., Nedd, M.   +4 more
core  

Emergency DC Power Support Strategy Based on Coordinated Droop Control in Multi-Infeed HVDC System

, 2019
With the complex hybrid AC-DC power system in China coming into being, the HVDC faults, such as DC block faults, have an enormous effect on the frequency stability of the AC side.
Liu, Ye, Shen, Chen, Song, Yankan, Yan, Jun   +3 more
core   +1 more source

Compound Line-Commutated Converter with Commutation Voltage Compensation and Power Consumption Capability for Commutation Failure Suppression

CSEE Journal of Power and Energy Systems
To mitigate commutation failures (CFs) of a line-commutated converter based-high voltage direct current transmission system (LCC-HVDC), an evolved thyristor based full bridge sub-module (ET-FBSM) and a compound LCC (CLCC) topology are proposed with the ...
Chunyi Guo, Zhenggang Hai, Chengyong Zhao, Chongru Liu   +3 more
doaj   +1 more source

GADF-VGG16 based fault diagnosis method for HVDC transmission lines. [PDF]

PLoS One, 2022
Wu H, Yang Y, Deng S, Wang Q, Song H.
europepmc   +1 more source

Flexible control switching method for converter station in LCC-HVDC transmission system

Frontiers in Electronics
Line Commutated Converter based High Voltage Direct Current (LCC-HVDC) transmission technology has the advantages of high withstand voltage and large current capability and has been widely used in renewable energy transmission.
Maolan Peng, Xiaopeng He, Ran Xiao, Lei Feng, Fangqun Liao, Wen Jiang   +5 more
doaj   +1 more source

Suppression of continuous commutation failure in LCC-HVDC transmission based on improved virtual synchronous generator control for energy storage system

International Journal of Electrical Power & Energy Systems
Aiming at the poor voltage response characteristics of the line-committed converter-based high voltage direct current (LCC-HVDC) transmission system after the fault of the AC system at the inverter side, this paper analyzes the relationship between the ...
Dui Liu, Changqing Zou, Xiaohua Li, Bing Lin, Jietong Liu, Tao Jin   +5 more
doaj   +1 more source