Results 81 to 90 of about 710 (95)

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

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

An aerodynamic anti-galloping technique of iced 8-bundled conductors in ultra-high-voltage transmission lines

Journal of Wind Engineering and Industrial Aerodynamics, 2019
Galloping of iced conductors is a kind of self-excited aeroelastic vibration with low frequency and large amplitude causing various damages on transmission tower-line systems.
W. Lou, Cirong Huang, Ming-feng Huang, Jiang Yu   +3 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

Investigation on Galloping of D-Shape Iced 6-Bundle Conductors in Transmission Tower Line

KSCE Journal of Civil Engineering, 2020
M. Cai, Xiaohui Yang, Hanjie Huang, Linshu Zhou   +3 more
semanticscholar   +2 more sources

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
exaly