Recent advances in feature extraction techniques for high-speed flowfields

S Unnikrishnan - Progress in Aerospace Sciences, 2023 - Elsevier
Abstract Space–time scale-resolved diagnostic and computational campaigns routinely
produce high-fidelity multi-disciplinary truth-model quality datasets for complex …

Modelling of flow-induced vibration of bluff bodies: A comprehensive survey and future prospects

Y Wu, Z Cheng, R McConkey, FS Lien, E Yee - Energies, 2022 - mdpi.com
A comprehensive review of modelling techniques for the flow-induced vibration (FIV) of bluff
bodies is presented. This phenomenology involves bidirectional fluid–structure interaction …

[HTML][HTML] Towards optimal β-variational autoencoders combined with transformers for reduced-order modelling of turbulent flows

Y Wang, A Solera-Rico, CS Vila, R Vinuesa - International Journal of Heat …, 2024 - Elsevier
Variational autoencoders (VAEs) have shown promising potential as artificial neural
networks (NN) for developing reduced-order models (ROMs) in the context of turbulent …

A data-driven reduced-order model based on long short-term memory neural network for vortex-induced vibrations of a circular cylinder

A Nazvanova, MC Ong, G Yin - Physics of Fluids, 2023 - pubs.aip.org
A data-driven reduced-order model (ROM) based on long short-term memory neural network
(LSTM-NN) for the prediction of the flow past a circular cylinder undergoing two-degree-of …

[HTML][HTML] On the wake dynamics of an oscillating cylinder via proper orthogonal decomposition

B Eiximeno, A Miró, JC Cajas, O Lehmkuhl, I Rodriguez - Fluids, 2022 - mdpi.com
The coherent structures and wake dynamics of a two-degree-of-freedom vibrating cylinder
with a low mass ratio at R e= 5300 are investigated by means of proper orthogonal …

Greedy identification of latent dynamics from parametric flow data

M Oulghelou, A Ammar, R Ayoub - Computer Methods in Applied …, 2024 - Elsevier
Projection-based reduced-order models (ROMs) play a crucial role in simplifying the
complex dynamics of fluid systems. Such models are achieved by projecting the Navier …

Predicting the energy stability limit of shear flows using weighted velocity components

PT Nagy, M Kulcsár - Physics of Fluids, 2023 - pubs.aip.org
Predicting the subcritical transition in fluid dynamic systems remains a challenging task, but
recent advancements utilizing edge tracking methods, polynomial Lyapunov functions, and …

Reduced Order Modelling of a Reynolds Number Jet Flow Using Machine Learning Approaches

AR Murali, MLK Kennedy, V Gryazev… - 30th AIAA/CEAS …, 2024 - arc.aiaa.org
The extraction of the most dynamically important coherent flow structures using reduced
order models (ROM) is a challenging task in various fluid dynamics applications. In …

Reduced Order Models for Hydrodynamic Analysis of Pipelines based on Modal Analysis and Machine Learning

A Nazvanova - 2023 - uis.brage.unit.no
Bluff bodies have extensive implementation in engineering. For instance, marine risers,
jumpers, umbilicals, and bundle flowlines are the examples of the circular bluff bodies which …

[PDF][PDF] Modelling of Flow-Induced Vibration of Bluff Bodies: A Comprehensive Survey with Emerging Trends. Energies 2022, 15, 8719

Y Wu, Z Cheng, R McConkey, FS Lien, E Yee - 2022 - academia.edu
A comprehensive review of modelling techniques for the flow-induced vibration (FIV) of bluff
bodies is presented. This phenomenology involves bidirectional fluid–structure interaction …