Large-scale characteristics of a stably stratified turbulent shear layer

T Watanabe, K Nagata - Journal of Fluid Mechanics, 2021 - cambridge.org
Implicit large eddy simulation is performed to investigate large-scale characteristics of a
temporally evolving, stably stratified turbulent shear layer arising from the Kelvin–Helmholtz …

Momentum transport process in the quasi self-similar region of free shear mixing layer

K Takamure, Y Ito, Y Sakai, K Iwano, T Hayase - Physics of Fluids, 2018 - pubs.aip.org
In this study, we performed a direct numerical simulation (DNS) of a spatially developing
shear mixing layer covering both developing and developed regions. The aim of this study is …

Turbulent wake suppression of circular cylinder flow by two small counter-rotating rods

Z Yu, H Ping, X Liu, H Zhu, R Wang, Y Bao, D Zhou… - Physics of …, 2020 - pubs.aip.org
In this paper, we employ the high-fidelity spectral/hp method to investigate the control of
wake turbulence behind a circular cylinder by direct numerical simulations. The preliminary …

Effects of spanwise domain size on les-predicted aerodynamics of stalled airfoil

A Aihara, S Kawai - AIAA Journal, 2023 - arc.aiaa.org
ACCURATE prediction of the flow behavior around the airfoil by computational fluid
dynamics plays an important role in understanding the airfoil performance and optimizing …

Span effect on the turbulence nature of flow past a circular cylinder

BF Garcia, GD Weymouth, VT Nguyen… - Journal of Fluid …, 2019 - cambridge.org
Turbulent flow evolution and energy cascades are significantly different in two-dimensional
(2-D) and three-dimensional (3-D) flows. Studies have investigated these differences in …

Initial condition effects on large scale structure in numerical simulations of plane mixing layers

WA McMullan, SJ Garrett - Physics of Fluids, 2016 - pubs.aip.org
In this paper, Large Eddy Simulations are performed on the spatially developing plane
turbulent mixing layer. The simulated mixing layers originate from initially laminar conditions …

Organised large structure in the post-transition mixing layer. Part 2. Large-eddy simulation

WA McMullan, S Gao, CM Coats - Journal of Fluid Mechanics, 2015 - cambridge.org
Three-dimensional large-eddy simulations of two-stream mixing layers developing spatially
from laminar boundary layers are presented, replicating wind-tunnel experiments carried out …

Embedded shear layers in turbulent boundary layers of a NACA0012 airfoil at high angles of attack

LJO Silva, WR Wolf - International Journal of Heat and Fluid Flow, 2024 - Elsevier
An investigation of turbulent boundary layers (TBLs) is presented for a NACA0012 airfoil at
angles of attack 9 and 12 deg. Wall-resolved large eddy simulations (LES) are conducted for …

Sensitivity analysis of direct numerical simulation of a spatially developing turbulent mixing layer to the domain dimensions

JD Colmenares F, M Abuhegazy… - Journal of …, 2023 - asmedigitalcollection.asme.org
Understanding spatial development of a turbulent mixing layer is essential for many
engineering applications. However, the flow development is difficult to replicate in physical …

Spanwise domain effects on the evolution of the plane turbulent mixing layer

WA McMullan - International Journal of Computational Fluid …, 2015 - Taylor & Francis
Large Eddy Simulation is used to simulate a series of plane mixing layers. The influence of
the spanwise domain on the development of the mixing layer, and the evolution of the …