Turbulent boundary layers around wing sections up to Rec= 1,000,000

R Vinuesa, PS Negi, M Atzori, A Hanifi… - International Journal of …, 2018 - Elsevier
Reynolds-number effects in the adverse-pressure-gradient (APG) turbulent boundary layer
(TBL) developing on the suction side of a NACA4412 wing section are assessed in 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 …

History effects and near equilibrium in adverse-pressure-gradient turbulent boundary layers

A Bobke, R Vinuesa, R Örlü, P Schlatter - Journal of Fluid Mechanics, 2017 - cambridge.org
Turbulent boundary layers under adverse pressure gradients are studied using well-
resolved large-eddy simulations (LES) with the goal of assessing the influence of the …

General method for determining the boundary layer thickness in nonequilibrium flows

KP Griffin, L Fu, P Moin - Physical Review Fluids, 2021 - APS
While the computation of the boundary-layer thickness is straightforward for canonical
equilibrium flows, there are no established definitions for general nonequilibrium flows. In …

Direct numerical simulation of the flow around a wing section at moderate Reynolds number

SM Hosseini, R Vinuesa, P Schlatter, A Hanifi… - International Journal of …, 2016 - Elsevier
A three-dimensional direct numerical simulation has been performed to study the turbulent
flow around the asymmetric NACA4412 wing section at a moderate chord Reynolds number …

Numerical study of turbulent separation bubbles with varying pressure gradient and Reynolds number

GN Coleman, CL Rumsey, PR Spalart - Journal of Fluid Mechanics, 2018 - cambridge.org
A family of cases each containing a small separation bubble is treated by direct numerical
simulation (DNS), varying two parameters: the severity of the pressure gradients, generated …

Performance of wall-modeled LES with boundary-layer-conforming grids for external aerodynamics

A Lozano-Durán, ST Bose, P Moin - AIAA Journal, 2022 - arc.aiaa.org
We investigate the error scaling and computational cost of wall-modeled large-eddy
simulation (WMLES) for external aerodynamic applications. The NASA Juncture Flow is …

A universal velocity profile for turbulent wall flows including adverse pressure gradient boundary layers

MA Subrahmanyam, BJ Cantwell… - Journal of Fluid …, 2022 - cambridge.org
A recently developed mixing length model of the turbulent shear stress in pipe flow is used
to solve the streamwise momentum equation for fully developed channel flow. The solution …

[HTML][HTML] High-fidelity simulations in complex geometries: Towards better flow understanding and development of turbulence models

R Vinuesa - Results in Engineering, 2021 - Elsevier
The present review shows a summary of current trends in high-fidelity simulations of
turbulent flows in moderately complex geometries. These trends are put in the historical …

Experimental analysis of the log law at adverse pressure gradient

T Knopp, N Reuther, M Novara, D Schanz… - Journal of Fluid …, 2021 - cambridge.org
The experimental data for the mean velocity are analysed in the inner layer for a turbulent
boundary layer at significant adverse pressure gradient and Reynolds numbers up to are …