Results 71 to 80 of about 3,260 (186)

A DAB Converter with Common-Point-Connected Winding Transformers Suitable for a Single-Phase 5-Level SST System

Energies, 2018
One of the main disadvantages of the multi-level solid-state transformer (SST) system is the voltage imbalance on the output of the rectifier modules.
Hyeok-Jin Yun, Ho-Sung Kim, Myoungho Kim, Ju-Won Baek, Hee-Je Kim   +4 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  

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

HVDC Circuit Breakers for HVDC Grids [PDF]

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

Expression of Concern: Assessment of the hazard risks on HVDC transmission networks due to lightning strikes and faults. [PDF]

PLoS One
PLOS One Editors.
europepmc   +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

Experimental Characterization and Calibration of a MEMS Electric Field Sensor Under DC Ionized Field Conditions. [PDF]

Micromachines (Basel)
Ren R, Li B, Peng C.
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