Can artificial intelligence accelerate fluid mechanics research?

D Drikakis, F Sofos - Fluids, 2023 - mdpi.com
The significant growth of artificial intelligence (AI) methods in machine learning (ML) and
deep learning (DL) has opened opportunities for fluid dynamics and its applications in …

[HTML][HTML] Direct data-driven forecast of local turbulent heat flux in Rayleigh–Bénard convection

S Pandey, P Teutsch, P Mäder, J Schumacher - Physics of Fluids, 2022 - pubs.aip.org
A combined convolutional autoencoder–recurrent neural network machine learning model is
presented to directly analyze and forecast the dynamics and low-order statistics of the local …

A combined clustering/symbolic regression framework for fluid property prediction

F Sofos, A Charakopoulos, K Papastamatiou… - Physics of …, 2022 - pubs.aip.org
Symbolic regression techniques are constantly gaining ground in materials informatics as
the machine learning counterpart capable of providing analytical equations exclusively …

Field inversion for transitional flows using continuous adjoint methods

AM Hafez, A El-Rahman, I Ahmed, HA Khater - Physics of Fluids, 2022 - pubs.aip.org
Transition modeling represents one of the key challenges in computational fluid dynamics.
While numerical efforts were traditionally devoted to either improving Reynolds-averaged …

Performance optimization of a heat exchanger with coiled-wire turbulator insert by using various machine learning methods

N Celik, B Tasar, S Kapan, V Tanyildizi - International Journal of Thermal …, 2023 - Elsevier
In present study, heat transfer augmentation and pressure loss in a double pipe concentric
type heat exchanger with a coiled-wire turbulator inserted in it, are discussed in terms of …

Machine learning algorithms on predicting the turbulent mixed convection flow in a driven-cavity with two horizontal cylinders

A Samanta, S Sarkar, R Das, H Mondal - International Communications in …, 2024 - Elsevier
Turbulent mixed convection flow and heat transfer properties in a driven cavity with two
circular cylinders arranged one above another are analyzed numerically with the …

Large-eddy simulation of Rayleigh–Bénard convection at extreme Rayleigh numbers

R Samuel, R Samtaney, MK Verma - Physics of Fluids, 2022 - pubs.aip.org
We adopt the stretched spiral vortex sub-grid model for large-eddy simulation (LES) of
turbulent convection at extreme Rayleigh numbers. We simulate Rayleigh–Bénard …

Sustainable high-pressure light-driven water pump with a spiral tube structure and Büttiker–Landauer ratchet

H Sugioka, H Yoshijima - Physics of Fluids, 2022 - pubs.aip.org
Developing sustainable water transportation technology is essential for solving water
shortage problems. In this study, we proposed a sustainable high-pressure light-driven …

Machine learning assisted modeling of thermohydraulic correlations for heat exchangers with twisted tape inserts

JP Panda, B Kumar, AK Patil, M Kumar, R Kumar - Acta Mechanica Sinica, 2023 - Springer
This article presents the application of machine learning (ML) algorithms in modeling the
heat transfer correlations (eg, Nusselt number and friction factor) for a heat exchanger with …

Heat transfer in porous media Rayleigh–Bénard convection at various Prandtl numbers

X Zang, J Zhong, C Sun - Physics of Fluids, 2023 - pubs.aip.org
We perform two-dimensional direct numerical simulations to study the effect of porous media
on global transport properties and flow structures in Rayleigh–Bénard (RB) convection at …