Results 41 to 50 of about 322,818 (215)

Structure Design and Service Performance Study of Low Wind-pressure Conductor

MATEC Web of Conferences, 2016
The low wind-pressure conductor is a dedicated conductor which obtains low wind resistance coefficient by changing the sectional shape of the conductor and has extensive application prospect in electric power transmission lines in strong wind areas ...
Wang Zhao Lin, Li Dong Qing, Zhang Hong Yu, Cong Pei Xian, Li Wei, Liu Zhen, Liu Long, Si Jia Jun   +7 more
doaj   +1 more source

Case-based power transformer diagnose model using nonlinear mapping of oil chromatography

The Journal of Engineering, 2019
In this study, a case-based diagnostic model of a power transformer for oil chromatography is proposed. A nonlinear normalised mapping method is proposed for achieving ideal distribution characteristics of oil chromatogram gas in the case base.
Yiming Zheng, Hui Yao, Jun Sheng, Wenlin He, Xiang Sun, Wenhao Wang, Jiangyang Zhan   +6 more
doaj   +1 more source

Application Research on Drag Reduced Conductors for Electric Power Transmission Lines in Strong Wind Areas

MATEC Web of Conferences, 2016
The breeze vibration duration of conductors is long, the vibration amplitude is strong and the frequency range is wide for electric power transmission lines in strong wind areas, which seriously affects the safe and stable operation of transmission lines.
Li Dong Qing, Li Zhen, Liu Zhen, Liu Long, Yang Chang Long, Fan Wei, Yang Lu Yu, Si Jia Jun   +7 more
doaj   +1 more source

Calculation and protection on the lighting intruding waves of 550 kv GIS substation

The Journal of Engineering, 2018
Electromagnetic Transient Programme has been used to calculate the lightning intruding wave of 550 kV GIS substation. The effects of mode operation, surge impedance and length of cable have been considered in the process of calculation.
Dongpeng Sui, Fucun Huang, Danyi Chi, Yanan Wang, Jiyang Kang, Dan Zhao   +5 more
doaj   +1 more source

Improved YOLOv11-based algorithm for identifying birds intruding on power lines

Journal of Engineering and Applied Science
Bird intrusion around transmission lines increases the risk of insulator contamination and line faults. Rapid and reliable on-site monitoring is therefore becoming increasingly important.
Jingliang Song, Yubin She, Yongliang Li, Jia Yang, Lin Liu, Chen Fu, Hongyu Di   +6 more
doaj   +1 more source

Day-Ahead Wind Power Ramp Events Forecasting Method for Extreme Weather Based on TimeGAN and Diffusion Model

IEEE Access
Accurate prediction of wind power ramp events is critical for ensuring the reliability and stability of power systems. However, most existing research on wind ramp events forecasting exhibits certain limitations, including: 1) extreme weather is marked ...
Junjie Sun, Dai Cui, Jifeng Cheng, Zihao Tong, Kangda Zhao, Haonan Dai, Fei Wang   +6 more
doaj   +1 more source

A new dynamic state estimation method for distribution networks based on modified SVSF considering photovoltaic power prediction

Frontiers in Energy Research
The fluctuations brought by the renewable energy access to the distribution network make it difficult to accurately describe the state space model of the distribution network’s dynamic process, which is the basis of the existing dynamic state estimation ...
Huiqiang Zhi, Xiao Chang, Jinhao Wang, Rui Mao, Rui Fan, Tengxin Wang, Jinge Song, Guisheng Xiao   +7 more
doaj   +1 more source

A Study of on a Power Control System for a Solar-Electric Vehicle [PDF]

, 2014
Han-Sub Sim
openalex   +1 more source

STAR-RIS enabled covert integration of sensing communication and over-the-air computing with analysis and optimization

Scientific Reports
This paper addresses the challenges of security and reliability in simultaneously transmitting and reflecting reconfigurable intelligence surface (STAR-RIS) assisted integrated sensing, communication, and computation over-the-air (ISCCO) system.
Miao Zhang, Chao Wang, Tianyu Ren, Jing Li   +3 more
doaj   +1 more source

Elucidating ammonia's impact on non-gray radiation and thermometry during biomass co-firing via spectral guidance

Fuel Processing Technology
Ammonia co-firing with biomass is a vital strategy for decarbonizing power generation, yet optimizing its efficiency and emissions necessitates accurate flame temperature monitoring.
Liu Huixin, Wang Chunbo, Sun Cen, Yu Xuewu, Zhang Xiaotian   +4 more
doaj   +1 more source