[HTML][HTML] Machine learning methods in CFD for turbomachinery: A review

J Hammond, N Pepper, F Montomoli… - International Journal of …, 2022‏ - mdpi.com
Computational Fluid Dynamics is one of the most relied upon tools in the design and
analysis of components in turbomachines. From the propulsion fan at the inlet, through the …

Applying Bayesian optimization with Gaussian process regression to computational fluid dynamics problems

Y Morita, S Rezaeiravesh, N Tabatabaei… - Journal of …, 2022‏ - Elsevier
Bayesian optimization (BO) based on Gaussian process regression (GPR) is applied to
different CFD (computational fluid dynamics) problems which can be of practical relevance …

[HTML][HTML] On numerical uncertainties in scale-resolving simulations of canonical wall turbulence

S Rezaeiravesh, R Vinuesa, P Schlatter - Computers & Fluids, 2021‏ - Elsevier
The present study focuses on applying different metrics to assess accuracy, robustness and
sensitivity of scale-resolving simulations of turbulent channel flow, when the numerical …

[HTML][HTML] Quantifying uncertainties in direct numerical simulations of a turbulent channel flow

J O'Connor, S Laizet, A Wynn, W Edeling… - Computers & Fluids, 2024‏ - Elsevier
Direct numerical simulation (DNS) provides unrivalled levels of detail and accuracy for
simulating turbulent flows. However, like all numerical methods, DNS is subject to …

Systematic study of accuracy of wall-modeled large eddy simulation using uncertainty quantification techniques

S Rezaeiravesh, T Mukha, M Liefvendahl - Computers & Fluids, 2019‏ - Elsevier
The predictive accuracy of wall-modeled large eddy simulation is studied by systematic
simulation campaigns of turbulent channel flow. The effect of wall model, grid resolution and …

Static mesh adaptation for reliable large eddy simulation of turbulent reacting flows

PW Agostinelli, B Rochette, D Laera, J Dombard… - Physics of …, 2021‏ - pubs.aip.org
The design challenge of reliable lean combustors needed to decrease pollutant emissions
has clearly progressed with the common use of experiments as well as large eddy …

Development of a high-order solver for large eddy simulation of turbulent heat transfer at supercritical pressure based on Nek5000

Y Ren, ZC Hu - Physics of Fluids, 2024‏ - pubs.aip.org
Turbulent heat transfer at supercritical pressure is a complex flow phenomenon due to
drastic variations in fluid properties near the pseudocritical point. Numerical simulation is an …

Role of phase-difference between two adjacent rectangular synthetic jet actuators in active control of flow over a rounded ramp

E Asgari, M Tadjfar - Physics of Fluids, 2022‏ - pubs.aip.org
In the current study, the role of phase-difference between signals of two adjacent synthetic
jet actuators (SJAs) in active control of flow over a rounded ramp geometry has been …

Improving LES with OpenFOAM by minimising numerical dissipation and use of explicit algebraic SGS stress model

M Montecchia, G Brethouwer, S Wallin… - Journal of …, 2019‏ - Taylor & Francis
There is a rapidly growing interest in using general-purpose CFD codes based on second-
order finite volume methods for Large-Eddy Simulation (LES) in a wide range of …

Thermal large-eddy simulation methods to model highly anisothermal and turbulent flows

M David, A Toutant, F Bataille - Physics of Fluids, 2023‏ - pubs.aip.org
Thermal large-eddy simulations (T-LES) of highly anisothermal and turbulent channel flows
are assessed using direct numerical simulations (DNS). The investigated conditions are …