Vibration phase difference analysis of long-span suspension bridge during flutter
L Wu, JW Ju, J Zhang, M Zhang, Y Li - Engineering Structures, 2023 - Elsevier
The research on vibration characteristics of long-span bridges is of great importance to
flutter analysis, yet the literature is limited which concerns the phase difference characteristic …
flutter analysis, yet the literature is limited which concerns the phase difference characteristic …
Vortex‐induced vibration measurement of a long‐span suspension bridge through noncontact sensing strategies
J Zhang, L Zhou, Y Tian, S Yu, W Zhao… - Computer‐Aided Civil …, 2022 - Wiley Online Library
Long‐span bridges are susceptible to vortex‐induced vibration (VIV), which affects the
serviceability and safety of bridges when the vibration amplitude is too large and lasts for a …
serviceability and safety of bridges when the vibration amplitude is too large and lasts for a …
Numerical study on self-excited forces and flow fields for a thin plate under a sinusoidal non-stationary wind condition
The self-excited forces and flow fields around a thin plate under stationary and sinusoidal
non-stationary wind conditions were simulated using the computational fluid dynamics …
non-stationary wind conditions were simulated using the computational fluid dynamics …
A nonlinear numerical scheme to investigate the influence of geometric nonlinearity on post-flutter responses of bridges
The present study aims to investigate the influence of geometric nonlinearity on post-flutter
responses by developing a full-mode coupled nonlinear flutter analysis method (frequency …
responses by developing a full-mode coupled nonlinear flutter analysis method (frequency …
Multimode coupled nonlinear flutter analysis for long-span bridges by considering dependence of flutter derivatives on vibration amplitude
This study presents a multimode coupled nonlinear flutter analysis method for long-span
bridges with consideration of vibration-amplitude-dependent flutter derivatives. By …
bridges with consideration of vibration-amplitude-dependent flutter derivatives. By …
Identification of the form of self-excited aerodynamic force of bridge deck based on machine learning
This paper introduces an intelligent identification method for self-excited aerodynamic
equations. The method is based on advanced sparse recognition technology and equipped …
equations. The method is based on advanced sparse recognition technology and equipped …
Effects of vertical central stabilizers on nonlinear wind-induced stabilization of a closed-box girder suspension bridge with various aspect ratios
The aerodynamic shape of a closed-box girder plays an important role in the wind-induced
stabilization of long-span suspension bridges. The purpose of this study is to investigate the …
stabilization of long-span suspension bridges. The purpose of this study is to investigate the …
Experimental investigation of post-flutter properties of a suspension bridge with a π-shaped deck section
Z Zhang, Z Wang, J Zeng, L Zhu, Y Ge - Journal of Fluids and Structures, 2022 - Elsevier
Paralleled experimental tests of a full-bridge model and a sectional model are conducted to
investigate nonlinear post-flutter properties of a suspension bridge, including structural …
investigate nonlinear post-flutter properties of a suspension bridge, including structural …
Identification of amplitude-dependent damping ratio and flutter derivatives of a streamlined box girder under various wind angles of attack
This study presents a comprehensive investigation on the characteristics of the aerodynamic
damping and amplitude-dependent flutter derivatives of a streamlined box girder for various …
damping and amplitude-dependent flutter derivatives of a streamlined box girder for various …
A new concept reduced scale aeroelastic model of the four-cable suspension bridge with truss girder and its validation
Y Lan, Y Yang, J Zhang, Y Ge - Journal of Wind Engineering and Industrial …, 2024 - Elsevier
The accuracy of the aeroelastic model or truss girders has consistently been a decisive
factor influencing the results of full-bridge aeroelastic wind tunnel tests. A novel design …
factor influencing the results of full-bridge aeroelastic wind tunnel tests. A novel design …