A review of flow-induced vibration energy harvesters

X Ma, S Zhou - Energy Conversion and Management, 2022 - Elsevier
With the rapid development of wireless sensor networks, medical equipment, and
microelectromechanical systems, providing clean and self-sustained energy for these …

Data-driven modeling for unsteady aerodynamics and aeroelasticity

J Kou, W Zhang - Progress in Aerospace Sciences, 2021 - Elsevier
Aerodynamic modeling plays an important role in multiphysics and design problems, in
addition to experiment and numerical simulation, due to its low-dimensional representation …

A generalized van der Pol nonlinear model of vortex-induced vibrations of bridge decks with multistability

W Cui, L Zhao, Y Ge, K Xu - Nonlinear Dynamics, 2024 - Springer
The mathematical model of vortex-induced vibrations (VIV) on long-span bridges is
important to predict nonlinear structural responses. Such models can be divided into two …

Review of the excitation mechanism and aerodynamic flow control of vortex-induced vibration of the main girder for long-span bridges: A vortex-dynamics approach

D Gao, Z Deng, W Yang, W Chen - Journal of Fluids and Structures, 2021 - Elsevier
Two vortex-induced vibration (VIV) events of the main girder of long-span bridges
successively happened on the Yingwuzhou suspension bridge and Humen suspension …

An improved criterion to select dominant modes from dynamic mode decomposition

J Kou, W Zhang - European Journal of Mechanics-B/Fluids, 2017 - Elsevier
Dynamic mode decomposition (DMD) has been extensively utilized to analyze the coherent
structures in many complex flows. Although specific flow patterns with dominant frequency …

Deep neural network for unsteady aerodynamic and aeroelastic modeling across multiple Mach numbers

K Li, J Kou, W Zhang - Nonlinear Dynamics, 2019 - Springer
Aerodynamic reduced-order model (ROM) is a useful tool to predict nonlinear unsteady
aerodynamics with reasonable accuracy and very low computational cost. The efficacy of …

Periodic solutions and frequency lock-in of vortex-induced vibration energy harvesters with nonlinear stiffness

Z Li, H Zhang, G Litak, S Zhou - Journal of Sound and Vibration, 2024 - Elsevier
The phenomenon of amplitude jump usually means the presence of multi-solution ranges
and unstable periodic solutions, which has not been fully explored in the field of vortex …

Active control of vortex-induced vibration of a circular cylinder using machine learning

F Ren, C Wang, H Tang - Physics of Fluids, 2019 - pubs.aip.org
We demonstrate the use of high-fidelity computational fluid dynamics simulations in machine-
learning based active flow control. More specifically, for the first time, we adopt the genetic …

Active flow control using machine learning: A brief review

F Ren, H Hu, H Tang - Journal of Hydrodynamics, 2020 - Springer
Nowadays the rapidly develo** artificial intelligence has become a key solution for
problems of diverse disciplines, especially those involving big data. Successes in these …

Wide-bandwidth triboelectric energy harvester combining impact nonlinearity and multi-resonance method

C Zhao, G Hu, X Li, Z Liu, W Yuan, Y Yang - Applied Energy, 2023 - Elsevier
This paper presents a novel wide-bandwidth triboelectric energy harvester (WBTEH) that
takes advantage of impact nonlinearity and multi-resonance. The harvester features a …