[HTML][HTML] Advancements and prospects of boundary layer ingestion propulsion concepts

NGM Moirou, DS Sanders, P Laskaridis - Progress in Aerospace Sciences, 2023 - Elsevier
The aviation sector is experiencing an increasing pressure to reduce emissions via long-
term strategies for a ceaselessly growing number of flight passengers. Aircraft currently in …

Transition scenario in hypersonic axisymmetrical compression ramp flow

M Lugrin, S Beneddine, C Leclercq… - Journal of Fluid …, 2021 - cambridge.org
A high-fidelity simulation of the shock/transitional boundary layer interaction caused by a
axisymmetrical compression ramp is performed at a free stream Mach number of 5 and a …

Wakes of rotorcraft in advancing flight: A large-eddy simulation study

DG Caprace, P Chatelain, G Winckelmans - Physics of Fluids, 2020 - pubs.aip.org
We perform the large-eddy simulation of the flow past a helicopter rotor to support the
investigation of rotorcraft wake characteristics and decay mechanisms. A hybrid Lagrangian …

An improved immersed boundary method for turbulent flow simulations on Cartesian grids

B Constant, S Péron, H Beaugendre… - Journal of Computational …, 2021 - Elsevier
In this paper, we present recent improvements of an Immersed Boundary Method (IBM) for
the simulation of turbulent compressible flows on Cartesian grids. The proposed approach …

Multi-scale study of the transitional shock-wave boundary layer interaction in hypersonic flow

M Lugrin, S Beneddine, E Garnier, R Bur - Theoretical and Computational …, 2022 - Springer
A high-fidelity simulation of the massively separated shock/transitional boundary layer
interaction caused by a 15-degrees axisymmetrical compression ramp is performed at a free …

[HTML][HTML] Adjoint-based optimisation of time-and span-periodic flow fields with Space–Time Spectral Method: Application to non-linear instabilities in compressible …

A Poulain, C Content, A Schioppa, P Nibourel… - Computers & …, 2024 - Elsevier
We aim at computing time-and span-periodic flow fields in span-invariant configurations.
The streamwise and cross-stream derivatives are discretised with finite volumes while time …

Numerical study, with experimental validation, of fan noise installation effects in Over-Wing Nacelle configuration using the Immersed Boundary Method

M Lorteau, L Wiart, V Kopiev, SL Denisov - 25th AIAA/CEAS …, 2019 - arc.aiaa.org
For many years, aircraft noise reduction has been the subject of research studies and
continuous improvements were achieved through an enhanced understanding of the noise …

Validation of an immersed boundary method for compressible flows

T Renaud, C Benoit, S Peron, I Mary… - AIAA Scitech 2019 …, 2019 - arc.aiaa.org
In the past decades, a wide range of immersed boundary approaches have been developed
to deal with incompressible flows for elastic and moving obstacles Due to the increase of the …

Aeroacoustics research in Europe: The CEAS-ASC report on 2018 highlights

D Gély, GJ Bennett - Journal of Sound and Vibration, 2019 - Elsevier
Abstract The Council of European Aerospace Societies (CEAS) Aeroacoustics Specialists
Committee (ASC) supports and promotes the interests of the scientific and industrial …

Analysis of shock oscillations of an external compression supersonic inlet through unsteady numerical simulations

P Grenson, S Beneddine - 2018 Applied Aerodynamics Conference, 2018 - arc.aiaa.org
T role of supersonic air inlets is to decelerate the incoming supersonic air to a low subsonic
flow. This operation must induce the minimum possible total pressure losses while ensuring …