Results 21 to 30 of about 11,677 (259)

A Novel Monocular Vision Technique for the Detection of Electric Transmission Tower Tilting Trend

open access: yesApplied Sciences, 2022
Transmission lines are primarily deployed overhead, and the transmission tower, acting as the fulcrum, can be affected by the unbalanced force of the wire and extreme weather, resulting in the transmission tower tilt, deformation, or collapse.
Yongsheng Yang   +5 more
doaj   +1 more source

Predicting remaining life of lattice steel transmission tower based on condition assessment and corrosion hazard data [PDF]

open access: yesE3S Web of Conferences, 2021
This paper presents a novel approach for predicting the remaining life of lattice steel transmission towers in Malaysia. The transmission tower components assessment grouped into ground corrosive condition, foundation condition, lattice steel body of the
Usman Fathoni, Nor Khalid Nor Hazwani
doaj   +1 more source

Dynamic Response of Transmission Tower-Line Systems Due to Ground Vibration Caused by High-Speed Trains

open access: yesBuildings, 2023
With the continuous expansion of the scale of power grid and transportation infrastructure construction, the number of crossovers between transmission lines and high-speed railways continues to increase. At present, there is a lack of systematic research
Guifeng Zhao   +3 more
doaj   +1 more source

Performance Evaluation on Transmission Tower-Line System with Passive Friction Dampers Subjected to Wind Excitations

open access: yesShock and Vibration, 2015
The vibration control and performance evaluation on a transmission-tower line system by using friction dampers subjected to wind excitations are carried out in this study. The three-dimensional finite element (FE) model of a transmission tower is firstly
Bo Chen   +3 more
doaj   +1 more source

Study on the Threshold for Deformation Rate of Transmission Tower Foundation in Goaf Subsidence Area

open access: yesZhongguo dianli, 2022
Goaf subsidence will cause such deformations as sliding and settlement of the transmission tower foundations, and even cause tower collapse in serious cases. This paper analyzes the tower inclination and foundation deformation rate of a 500 kV line under
Hong YU   +6 more
doaj   +1 more source

Research on the Tower Pole Tilt Mechanism and Risk Assessment Technology Based on BeiDou reverse network RTK [PDF]

open access: yesE3S Web of Conferences, 2020
In order to solve the problems of inaccurate and untimely monitoring and high false alarm rate in the current monitoring of the tower pole tilt attitude, this paper proposes a technology for monitoring the tower pole tilt attitude based on RTK technology
Shen Zhi   +7 more
doaj   +1 more source

Dynamic response analysis of transmission tower line system under random fluctuating wind field

open access: yes电力工程技术
The transmission tower and tower line coupling system is an important carrier of the power system transmission process. Strong winds in coastal areas have a significant impact on the transmission tower and tower line system. To study the dynamic response
YAN Chengyang   +4 more
doaj   +1 more source

Anti-Wind Experiments and Damage Prediction of Transmission Tower under Typhoon Conditions in Coastal Areas

open access: yesEnergies, 2022
Typhoons are a serious threat to transmission towers and lines in coastal areas. The anti-wind performance of a transmission tower needs to be reinforced and optimized to avoid tower collapse. Here, an improved real-time wind-field mathematical model and
Ruiyang Guan, Chuyuan Xiang, Zhidong Jia
doaj   +1 more source

Failure Patterns of Transmission Tower-Line System Caused by Landslide Events

open access: yesEnergies, 2022
A transmission tower-line system consists of many towers and cables, which is a long-span structure. Due to topographical restrictions, the structure inevitably passes through wide areas prone to landslide hazards. The landslide causes the failure of the
Hong Yu   +5 more
doaj   +1 more source

Typhoon-Induced Fragility Analysis of Transmission Tower in Ningbo Area Considering the Effect of Long-Term Corrosion

open access: yesApplied Sciences, 2022
The purpose of this paper was to investigate the influence of long-term corrosion on the deterioration of wind resistance of a steel transmission tower during its service life.
Qiang Li   +7 more
doaj   +1 more source

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