Overview of turbulent inflow boundary conditions for large-eddy simulations

NS Dhamankar, GA Blaisdell, AS Lyrintzis - Aiaa Journal, 2018 - arc.aiaa.org
Generating realistic turbulent inflow conditions for large-eddy simulations and other large-
scale-resolving approaches is essential to fully exploit the ever-increasing capabilities of …

Wingtip-mounted propellers: Aerodynamic analysis of interaction effects and comparison with conventional layout

T Sinnige, N van Arnhem, TCA Stokkermans… - Journal of Aircraft, 2019 - arc.aiaa.org
Wingtip-mounted propellers installed in a tractor configuration can decrease the wing
induced drag by attenuating the wingtip vortex by the propeller slipstream. This paper …

Propeller wake evolution mechanisms in oblique flow conditions

M Felli, M Falchi - Journal of fluid mechanics, 2018 - cambridge.org
In the present study the wake flow past an isolated propeller operating in oblique flow
conditions is investigated experimentally. In particular, the investigation concerns a …

Large-eddy simulation of 3-D corner separation in a linear compressor cascade

F Gao, W Ma, G Zambonini, J Boudet, X Ottavy, L Lu… - Physics of …, 2015 - pubs.aip.org
The increase of the thrust/weight ratio of aircraft engines is extremely restricted by different 3-
D flow loss mechanisms. One of them is the corner separation that can form at the junction …

High-order accurate entropy-stable discontinuous collocated Galerkin methods with the summation-by-parts property for compressible CFD frameworks: Scalable …

M Parsani, R Boukharfane, IR Nolasco… - Journal of …, 2021 - Elsevier
This work reports on the performances of a fully-discrete hp-adaptive entropy stable
discontinuous collocated Galerkin method for the compressible Naiver–Stokes equations …

Time-resolved flow dynamics and Reynolds number effects at a wall–cylinder junction

N Apsilidis, P Diplas, CL Dancey… - Journal of Fluid …, 2015 - cambridge.org
This study investigated the physics of separated turbulent flows near the vertical intersection
of a flat wall with a cylindrical obstacle. The geometry imposes an adverse pressure gradient …

Skin-friction topology of wing–body junction flows

H Zhong, S Woodiga, P Wang, J Shang, X Cui… - European Journal of …, 2015 - Elsevier
High-resolution time-averaged skin-friction fields in wing–body junction flows are extracted
from luminescent oil-film visualization images taken at different viewing angles and positions …

A dynamic forcing method for unsteady turbulent inflow conditions

R Laraufie, S Deck, P Sagaut - Journal of Computational Physics, 2011 - Elsevier
The present paper aims to provide an efficient and flexible method for the initialization of a
zonal RANS/LES type calculation when the resolution of the near wall region is treated in …

Quantifying the spatiotemporal evolution of the turbulent horseshoe vortex in front of a vertical cylinder

WG Qi, J Liu, FP Gao, B Li, QG Chen - Physics of Fluids, 2022 - pubs.aip.org
The spatiotemporal evolution of the turbulent horseshoe vortex (THV) in front of a cylinder
vertically mounted on a hydraulically smooth flat-bed was physically modeled in a large …

Scale resolving simulations of the NASA Juncture Flow Model using the LAVA solver

AS Ghate, JA Housman, GD Stich, G Kenway… - AIAA Aviation 2020 …, 2020 - arc.aiaa.org
Two distinct simulation methodologies: Delayed Detached Eddy Simulation (DDES) and
stress based Wall-modelled Large Eddy Simulation (WMLES) are evaluated using …