Flutter and post-flutter constraints in aircraft design optimization

E Jonsson, C Riso, CA Lupp, CES Cesnik… - Progress in Aerospace …, 2019 - Elsevier
Flutter is a dynamic aeroelastic instability driven by the interaction of inertial, elastic, and
aerodynamic forces. It is an undesirable phenomenon in aircraft because it causes divergent …

Control-surface structural nonlinearities in aeroelasticity: A state of the art review

DD Bueno, LD Wayhs-Lopes, EH Dowell - Aiaa Journal, 2022 - arc.aiaa.org
This paper presents a review and assessment of more than six decades of research in
aeroelastic stability, including control-surface nonlinearities. The work covers free play …

Efficient method for limit cycle flutter analysis based on nonlinear aerodynamic reduced-order models

W Zhang, B Wang, Z Ye, J Quan - AIAA journal, 2012 - arc.aiaa.org
AEROELASTICITY is a multidisciplinary field of study dealing with structural behavior under
the interaction of inertial, structural, and aerodynamic forces. An aeroelastic system can …

Hysteresis response of nonlinear flutter of a truss girder: Experimental investigations and theoretical predictions

B Wu, Q Wang, H Liao, H Mei - Computers & Structures, 2020 - Elsevier
Nonlinear flutter response with hysteresis loop characteristics is a special aerodynamic
instability phenomenon, and is of great importance and of practical interest to long span …

Dynamical integrity assessment of stable equilibria: a new rapid iterative procedure

G Habib - Nonlinear Dynamics, 2021 - Springer
A new algorithm for the estimation of the robustness of a dynamical system's equilibrium is
presented. Unlike standard approaches, the algorithm does not aim to identify the entire …

[HTML][HTML] Dynamical integrity estimation in time delayed systems: a rapid iterative algorithm

B Szaksz, G Stepan, G Habib - Journal of Sound and Vibration, 2024 - Elsevier
The robustness of dynamical systems against external perturbations is crucial in
engineering; however, it is often overlooked for the lack of methods for rapidly computing it …

Investigation of nonlinear and transitional characteristics of flutter varying with wind angles of attack for some typical sections with different side ratios

B Wu, H Shen, H Liao, Q Wang - Journal of Fluids and Structures, 2023 - Elsevier
This study conducted a comprehensive investigation into the flutter responses of three
closed sections, namely two streamlined box girders and a 5: 1 rectangular cylinder, which …

An enhanced gallo**-based piezoelectric energy harvester with non-rotational bluff body

W Sun, Y Zhang, G Cheng, S He, Z Yang… - Applied Physics …, 2022 - pubs.aip.org
This study proposes a bluff body non-rotational gallo**-based piezoelectric wind energy
harvester (BNRGH) for overall output performance enhancement. The bluff body used in this …

Flow-induced vibration of tandem circular cylinders with selective roughness: Effect of spacing, dam** and stiffness

H Sun, C Ma, ES Kim, G Nowakowski, E Mauer… - European Journal of …, 2019 - Elsevier
Abstract Flow Induced Vibrations (FIV), and particularly Vortex Induced Vibrations (VIV) and
gallo**, of two locally rough, rigid, circular cylinders in tandem are studied by varying the …

Nonlinear interaction between self-and parametrically excited wind-induced vibrations

S Di Nino, A Luongo - Nonlinear Dynamics, 2021 - Springer
The aeroelastic behavior of a planar prismatic visco-elastic structure, subject to a turbulent
wind, flowing orthogonally to its plane, is studied in the nonlinear field. The steady …