[HTML][HTML] Stability analysis of two-dimensional flat solar trackers using aerodynamic derivatives at different heights above ground

JA Cárdenas-Rondón, M Ogueta-Gutiérrez… - Journal of Wind …, 2023 - Elsevier
In this paper the aerodynamic stability of a flat-plate solar tracker under two-dimensional
conditions is studied for different conditions of incident wind speed, U∞, nominal angle of …

Lyapunov stability of suspension bridges in turbulent flow

N Barni, G Bartoli, C Mannini - Nonlinear Dynamics, 2024 - Springer
In the era of sleek, super slender suspension bridges, facing the issue of stability against
dynamic wind actions represents an increasingly complex challenge. Despite the significant …

[HTML][HTML] A Study on Post-Flutter Characteristics of a Large-Span Double-Deck Steel Truss Main Girder Suspension Bridge

C Li, M Zou, K Li, Y Han, H Yan, C Cai - Buildings, 2024 - mdpi.com
To investigate the nonlinear flutter characteristics of long-span suspension bridges under
different deck ancillary structures and configurations, including those with and without a …

Aeroelastic force prediction via temporal fusion transformers

M Cid Montoya, A Mishra, S Verma… - … ‐Aided Civil and …, 2024 - Wiley Online Library
Aero‐structural shape design and optimization of bridge decks rely on accurately estimating
their self‐excited aeroelastic forces within the design domain. The inherent nonlinear …

Nonlinear flutter in a wind-excited double-deck truss girder bridge: experimental investigation and modeling approach

Q Yang, H Li, L Zhang, K Guo, K Li - Nonlinear Dynamics, 2024 - Springer
Nonlinear self-excited forces pose a significant role in wind-induced aeroelasticity of long-
span bridges, predominantly characterized by the flutter derivatives. As in other works …

Nonlinear State-Space Model of Self-excited forces for Bluff Body Aeroelasticity

G Gao, L Zhu, J Li, O Øiseth - Journal of Sound and Vibration, 2024 - Elsevier
This paper introduces a novel state-space model of nonlinear self-excited forces designed to
capture amplitude dependency and unsteady effect in bluff body aeroelasticity. In the …

Similarity solution for sectional A2∗ aerodynamic derivative for single axis solar trackers at various angles of attack and ground distances

JA Cárdenas-Rondón, O Gómez-Ortega… - Journal of Wind …, 2024 - Elsevier
Based on the experimental data of the aerodynamic derivative A 2∗ presented in the
literature, evidence was found that supports the existence of a similarity solution between A …

Mode-by-mode VIVs and 2D-to-3D conversion coefficients of a suspension bridge based on nonlinear energy-trapping properties

Z Wang, J Zhu, K Qie, Z Zhang - Nonlinear Dynamics, 2024 - Springer
dimensional (3D) vortex-induced vibrations (VIVs) of a long-span suspension bridge and 2D-
to-3D conversion coefficients are addressed in this study. Nonlinear energy-trapping …