Results 1 to 10 of about 3,581 (241)

Wind-Induced Vibration Coefficient of Landscape Tower with Curved and Twisted Columns and Spiral Beams Based on Wind Tunnel Test Data

open access: yesBuildings, 2022
The complex aerodynamic shape and structural form affect the wind-induced vibration coefficient β of landscape towers with a twisted column and spiral beam (short for LTs).
Shuang Zhao   +6 more
doaj   +3 more sources

Evolution Mechanism of Wind Vibration Coefficient and Stability Performance during the Whole Construction Process for Super Large Cooling Towers [PDF]

open access: yesApplied Sciences, 2019
Wind-induced damage during the construction process and the evolution of damage over time are important reasons for the wind-induced destruction of large cooling towers.
Shitang Ke, Peng Zhu, Lu Xu, Yaojun Ge
doaj   +2 more sources

Dynamic Analysis of Bi-Stable Galloping Energy Harvesters Under Random Excitation. [PDF]

open access: yesMicromachines (Basel)
The flow-induced vibration energy harvester provides a solution to the power supply problem for low-power sensors. However, in practical engineering applications, flow-induced vibration energy harvesters often operate in complex environments and are ...
Zhang Y, Qin R, Zheng K, Zhang J.
europepmc   +2 more sources

Numerical study on performance of a vertical axis wind rotor with S-shaped blades. [PDF]

open access: yesPLoS One
Traditional Savonius wind rotor has simple structure and can operate in any wind direction. However, its aerodynamic efficiency is lower than other types.
Song L, Wang J, Wang S, Yang Z, Su J.
europepmc   +2 more sources

Study of the impact of foundation settlement on the wind-induced vibration response of the transmission tower-line system

open access: yesZhejiang dianli, 2023
Transmission towers are highly flexible and wind-sensitive structures. Uneven settlement of foundations followed by typhoons jeopardizes the operation safety of transmission towers.
DING Xiang   +4 more
doaj   +1 more source

Abnormal vibration detection of wind turbine based on temporal convolution network and multivariate coefficient of variation [PDF]

open access: yesMechanical Systems and Signal Processing, 2022
A working wind turbine generates a large amount of multivariate time-series data, which contain abundant operation state information and can predict impending anomalies. The anomaly detection of the wind turbine nacelle that houses all of the generating components in a turbine have been challenging due to its inherent complexities, systematic ...
Jun Zhan   +5 more
openaire   +1 more source

Numerical Analysis on Spanwise Correlation of Vortex-Induced Force of Split Double-Box Beam

open access: yesApplied Sciences, 2022
The vortex-induced force of bridges is not synchronized along the span direction. The spatial correlation of vortex-induced force becomes obvious when the span of the bridge structure gradually increases, and the mass gradually decreases.
Lin Dong, Jie Jia, Lixin Zhang
doaj   +1 more source

HFFB Test and Wind-Induced Vibration Analysis on 1 000 kV Transformer Frame

open access: yesIngeniería e Investigación, 2022
In order to propose a complete, wind-resistant design method for ultra-high voltage (UHV) transformer frames, the wind-induced vibration characteristics of a 1 000 kV transformer frame (TF1000) were studied using a high-frequency force balance (HFFB ...
Wennian Shang   +3 more
doaj   +1 more source

Influence of Vibration Dampers on the Vortex-Induced Force and Flow Characteristic of Deep-Water Jacket Pipe

open access: yesApplied Sciences, 2022
Vibration dampers are widely used in power transmission line vibration reduction. In order to use them for wind-induced vortex-induced vibration (VIV) suppression of jacket pipes, the effect of the vibration dampers on the vortex-induced force is studied
Chao Luo   +4 more
doaj   +1 more source

Wind Deflection Response Control of the Sealing Nets across Transmission Lines with Inclined Guy Cable

open access: yesZhejiang dianli, 2022
The wind deflection of the sealing net across the transmission line is great under the slipstream of high-speed train. Based on the existing research, the paper proposes a method to reduce the wind deflection response of the sealing net structure by ...
CAO Meigen   +4 more
doaj   +1 more source

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