Overview and analysis on recent research and challenges of dropped objects in offshore engineering

G Xiang, K Rao, X Xiang, X Yu - Ocean Engineering, 2023 - Elsevier
With an increasing number of offshore operations taking place at sea, the occurrence of
dropped objects has become more widespread and frequent. These incidents can result in a …

Data-driven methods for low-dimensional representation and state identification for the spatiotemporal structure of cavitation flow fields

Z Wang, G Zhang, T Sun, C Shi, B Zhou - Physics of Fluids, 2023 - pubs.aip.org
Computational Fluid Dynamics (CFD) generates high-dimensional spatiotemporal data. The
data-driven method approach to extracting physical information from CFD has attracted …

Construction of a reduced-order model of an electro-osmotic micromixer and discovery of attractors for petal structure

Q Xiao, J Wang, X Yang, B Jiang - Physics of Fluids, 2023 - pubs.aip.org
The chaotic state of microfluidic devices such as electroosmotic micromixers has received
extensive attention. Its unsteady flow and multi-physics mask low-dimensional structure and …

Cluster-based control for net drag reduction of the fluidic pinball

X Wang, N Deng, GY Cornejo Maceda, BR Noack - Physics of Fluids, 2023 - pubs.aip.org
We propose a Cluster-Based Control (CBC) strategy for model-free feedback drag reduction
with multiple actuators and full-state feedback. CBC consists of three steps. First, the input of …

Dynamics-augmented cluster-based network model

C Hou, N Deng, BR Noack - Journal of Fluid Mechanics, 2024 - cambridge.org
In this study we propose a novel data-driven reduced-order model for complex dynamics,
including nonlinear, multi-attractor, multi-frequency and multiscale behaviours. The starting …

Data-driven global stability of vertical planar liquid jets by dynamic mode decomposition on random perturbations

A Colanera, A Della Pia, M Chiatto - Physics of Fluids, 2022 - pubs.aip.org
A data-driven approach to estimate the global spectrum of gravitational planar liquid jets
(sheet or curtain flows) is presented in this work. The investigation is carried out by means of …

Reduced-order model and attractor identification for large eddy simulation of squirrel cage fan

Q Xiao, B Jiang, X Yang, Y Ding, J Wang - Physics of Fluids, 2023 - pubs.aip.org
A large eddy simulation (LES) of a squirrel cage fan (SCF) provides a precise representation
of turbulent flows with different degrees of complexity. This study comprehensively analyzes …

Features and mechanisms of asymmetric wake evolution downstream of two parallel circular cylinders

Y Yan, W Chen, Z Zhang, C Ji, N Srinil - Physics of Fluids, 2023 - pubs.aip.org
Uniform flow past side-by-side circular cylinders is a classical fluid dynamic model that
triggers rich phenomena, from which asymmetric wakes usually emerge. Such asymmetry …

[PDF][PDF] Model-Free Closed-Loop Control of Flow Past a Bluff Body: Methods, Applications, and Emerging Trends

F Ren, X Wen, H Tang - Actuators, 2024 - researchgate.net
Flow past one or multiple bluff bodies is almost ubiquitous in nature and industrial
applications, and its rich underlying physics has made it one of the most typical problems in …

Extended cluster-based network modeling for coherent structures in turbulent flows

A Colanera, JM Reumschüssel, JP Beuth… - … and Computational Fluid …, 2025 - Springer
This study introduces the Extended Cluster-based Network Modeling (eCNM), a
methodology to analyze complex fluid flows. The eCNM focuses on characterizing dynamics …