Results 71 to 80 of about 3,063 (167)

An equivalent modeling method for integrated water-wind-solar systems based on sparrow search algorithm

Energy Informatics
In the context of extensive integration of renewable energy sources into the electrical grid, the grid's fault transient behaviors have undergone significant changes.
Yuanhong Lu, Jie Zhang, Jingyue Zhang, Libin Huang, Haiping Guo, Binjiang Hu, Tianyu Guo   +6 more
doaj   +1 more source

Research of optimized sorting algorithm of capacitor voltage for MMC

Gong-kuang zidonghua, 2014
The paper researched primary cause of increasing of switching frequency of modular multilevel converter led by traditional capacitor voltage sorting algorithm according to operation principle of the converter. It proposed an improved sorting algorithm of
SONG Pinggang, JIANG Lang, LI Yunfeng, DUAN Chengting   +3 more
doaj   +1 more source

Design and Application of an Intelligent Monitoring System in HVDC Valve Hall

南方能源建设, 2019
[Introduction] To overcome some shortcoming such as labor-intensity and inefficient-inspection in manual inspection, which is commonly adopted in the maintenance of the equipment in a HVDC valve hall, a intelligent monitoring system could be established.
LIU Yanhua, WANG Jianwu, YANG Fan, HUANG Xionghui   +3 more
doaj   +1 more source

Adaptive active frequency support strategy for receiving-end MMC-HVDC stations based on rate of change of frequency

Frontiers in Electronics
As the proportion of HVDC infeed power increases in the eastern receiving-end power grid, inertia and frequency regulation capability decrease. Utilizing modular multilevel converter (MMC) stations at the receiving-end to provide active frequency support
Baoye Tian, Baoye Tian, Junjie Li, Junjie Li, Hefeng Zhai, Hefeng Zhai, Ye Zhang, Ye Zhang   +7 more
doaj   +1 more source

A Spatiotemporal Deep Learning Framework for Joint Load and Renewable Energy Forecasting in Stability-Constrained Power Systems

Information
With the increasing uncertainty introduced by the large-scale integration of renewable energy sources, traditional power dispatching methods face significant challenges, including severe frequency fluctuations, substantial forecasting deviations, and the
Min Cheng, Jiawei Yu, Mingkang Wu, Yihua Zhu, Yayao Zhang, Yuanfu Zhu   +5 more
doaj   +1 more source

Lựa chọn giải pháp đấu nối và phân tích ảnh hưởng của các nhà máy điện gió ngoài khơi đến ổn định hệ thống điện

Tạp chí Khoa học và Công nghệ
Bài báo nghiên cứu lựa chọn các giải pháp đấu nối nhà máy điện gió ngoài khơi vào hệ thống điện Việt Nam, với hai giải pháp đấu nối hiện nay là truyền tải điện xoay chiều (HVAC) và truyền tải điện một chiều (HVDC).
Le Hong Lam, Le Hoang Viet, Le Cao Quyen, Tran Tan Vinh   +3 more
doaj  

HVDC Circuit Breakers for HVDC Grids [PDF]

International Journal of Engineering Research and, 2019
openaire   +1 more source

Characteristics and Commissioning of the Collaboration Between the Min-Yue Back-to-Back HVDC Transmission System and SVG/HAPF

Zhongguo dianli
HAPF (high voltage active power filter) and SVG (static var generator), which are specially used for filtering in large-capacity HVDC projects, are configured in the Min-Yue back-to-back HVDC transmission project to meet the filtering requirements and ...
Xiao LEI, Ruiwen XU, Ningmin ZHENG, Decai LI, Shicheng LIU   +4 more
doaj   +1 more source

Improved one-dimensional residual network high-voltage DC diagnosis for high-precision fault identification. [PDF]

PLoS One
Li R, Zhang X, Hao W, Wang T.
europepmc   +1 more source

Enhancing electrical and thermal stress capabilities of hybrid CBs in VSC based MT HVDC grids using thyristor based FCL topology. [PDF]

Sci Rep
Khan B, Yousaf MZ, Khalid S, Shakeel MA, Guerrero JM, Sivanraju R.   +5 more
europepmc   +1 more source