Dynamic behavior and damping enhancement of cable with negative stiffness inerter damper

H Gao, H Wang, J Li, J Mao, Z Wang - International Journal of Mechanical …, 2022 - Elsevier
To improve the control performance of stay cables, a novel negative stiffness inerter damper
(NSID) that consists of a negative stiffness device in parallel with an eddy current inerter …

State-monitoring for abnormal vibration of bridge cables focusing on non-stationary responses: From knowledge in phenomena to digital indicators

H Zhao, Y Ding, A Li, B Chen, X Zhang - Measurement, 2022 - Elsevier
Input-output characteristics in an event of the abnormal vibration of a kilometer-level railway-
highway-combined cable-stayed bridge's cables under in-service winds are deeply …

Investigations on lock-in vortex-induced vibration of an airfoil at a high angle of attack based on detached eddy simulation

B Lian, X Tong, X Zhu, Z Du, Y Cui, BC Khoo - Physics of Fluids, 2023 - pubs.aip.org
Large-scale modern wind turbines at standstill are prone to vortex-induced vibration (VIV). In
this study, coupled fluid–solid dynamics of the wind turbine airfoil at a 90 attack angle are …

[HTML][HTML] Wind and structural response monitoring of a lighting pole for the study of downburst effects on structures

MT Mengistu, A Orlando, MP Repetto - Journal of Wind Engineering and …, 2023 - Elsevier
Wind excited response of structures due to downbursts has been studied using wind tunnel
simulations, computational fluid dynamics applications, and analytical procedures in the …

Evaluation of modal properties of high-rise buildings under severe typhoon conditions using correlation function-based modal identification methods

M Sun, Q Li - Journal of Wind Engineering and Industrial …, 2022 - Elsevier
The correlation function-based methods have been widely in the operational modal analysis
of engineering structures. However, the understanding of the advantages and …

A convenient cable tension estimation method simply based on local vibration measurements to fit partial mode shapes

CC Chen, WH Wu, YT Liu, G Lai - Engineering Structures, 2022 - Elsevier
To apply the tension estimation method based on effective vibration lengths, it has been
clarified that the installation of at least one sensor near the high end of a stay cable or a …

Numerical study of wind loads on the streamlined bridge deck in the translating tornado-like vortex

H Zhang, H Wang, Z Xu - Physics of Fluids, 2023 - pubs.aip.org
Wind load is one of the key factors affecting the structural safety of long-span bridges.
However, the tornado-induced load on the streamlined bridge deck is rarely studied and the …

[HTML][HTML] Dynamic response of a slender structure to thunderstorm outflow excitation through numerical analysis and full-scale monitoring

MT Mengistu, MP Repetto - Journal of Wind Engineering and Industrial …, 2023 - Elsevier
Thunderstorm outflows have been causing damage and failure in slender light structures
susceptible to dynamic excitation. With the goal of contributing to the design of wind-safer …

A novel acceleration-based approach for monitoring the long-term displacement of bridge cables

H Zhang, J Mao, H Wang, X Zhu, Y Zhang… - … Journal of Structural …, 2023 - World Scientific
The cables of the long-span bridge are usually featured as ultra-low frequency, hence
making the acceleration unable to accurately capture the information, eg damping ratios, for …

Field monitoring and control for vortex-induced vibration of hanger cables in suspension bridge

H Gao, H Wang, J Mao, X Guo, X Su… - Journal of Wind …, 2024 - Elsevier
This study aims to investigate the vortex-induced vibrations (VIVs) characteristics of hanger
cables in suspension bridges based on field monitoring and propose effective control …