Results 181 to 190 of about 811 (195)

Study on the Growth Model of Ice-covered Conductors with Eight-Split under Light Icing of Freezing Fog

Information Security Practice and Experience, 2023
With the ongoing construction and continuous improvement of China’s ultra-high voltage transmission project, the utilization of eight split conductor is increasingly prevalent.
Jiangyi Ding, Songlin Hu, Jin Li, Lin Liu, Longfei Ma, Siyuan Niu, Xingliang Jiang   +6 more
semanticscholar   +1 more source

Analysis of Aerodynamic Characteristics of Iced Six-bundle Conductors Under Different Working Conditions

International Conference on Intelligent Green Building and Smart Grid, 2019
For the analysis of the wire galloping problem, the main load in the dynamic equation is derived from the continuous wind load in the natural world, and the wind load received by the wire can be characterized by the normalized aerodynamic coefficient ...
Yujie Huang, Z. Wen, Tian Nan, Shixiang Liu   +3 more
semanticscholar   +1 more source

A Method for Calculating the Minimum Modal Torsional Stiffness of Bundle Conductors Based on Dynamic Eigenvalue Analysis

IEEE Transactions on Power Delivery
As ultra-high voltage transmission technology advances, bundle conductors are increasingly used, and their torsional stiffness significantly influence the stability problems of galloping and overturning.
Wenjuan Lou, Chunyi Yang, Zuopeng Wen
semanticscholar   +1 more source

Study on the influence of interphase spacers on ice shedding of three-phase iced eight-bundled transmission lines

, 2020
Sudden ice shedding from three-phase iced eight-bundled transmission lines with inverted-triangle arrangement was numerically and experimentally modeled.
Fujiang Cui, Xijun Liu, Suxia Zhang, Anqi Zhou, B. Huo   +4 more
semanticscholar   +1 more source

Studies on Wind‐Induced Fatigue Performance of Spacer Considering Galloping of Iced Conductors in Tall and Large‐Span Transmission Tower‐Line System

The Structural design of tall and special buildings
To investigate the influence of galloping on the fatigue performance of spacers in iced transmission lines, this study developed a coupled finite element model of a transmission tower‐quad‐bundled conductor‐spacer, along with a wind field model for quad ...
Kunjie Rong, Li Tian, Xiaoyan Wang, Yuan Fan, Na Li   +4 more
semanticscholar   +1 more source

Data-Driven Sparse Identification of Galloping Model of Iced Quad Bundle Conductors

Social Science Research Network, 2022
Xiaohui Liu, Libing Chen, Zhongfei Ye, Bo Zhang, Yaguang Tao   +4 more
semanticscholar   +1 more source

Tree-Based Surrogate Model for Predicting Aerodynamic Coefficients of Iced Transmission Conductor Lines

Infrastructures
Ultra-high-voltage (UHV) transmission lines are prone to galloping and oscillations under ice and wind loads, posing risks to system reliability and safety.
Guoliang Ye, Zhiguo Li, Anjun Wang, Zhiyi Liu, Ruomei Tang, Guizao Huang   +5 more
semanticscholar   +1 more source

Enhancing Iced 8-Bundled Conductor Galloping Prediction for UHV Transmission Line Infrastructure Through High-Fidelity Aerodynamic Modeling

Infrastructures
Icing on eight-bundled conductors can significantly alter their aerodynamic behavior, potentially leading to structural instabilities such as galloping.
Bolin Zhong, M. Cai, Maoming Hu, Jiahao Sun   +3 more
semanticscholar   +1 more source

Data-driven sparse identification of galloping model of iced quad bundle conductors

Measurement: Journal of the International Measurement Confederation, 2023
LiBing Chen
exaly  

Prediction of aerodynamic coefficients of iced conductors based on composite image and convolutional neural network

Journal of Wind Engineering and Industrial Aerodynamics, 2023
Yaoran Chen, Wenjuan Lou, Zuopeng Wen
exaly