A review of flow control for gust load alleviation

Y Li, N Qin - Applied Sciences, 2022 - mdpi.com
Featured Application Gust load control, aircraft weight reduction, aircraft drag reduction.
Abstract Effective control of aerodynamic loads, such as maneuvering load and gust load …

Large-eddy simulations and modal reconstruction of laminar transonic buffet

P Moise, M Zauner, ND Sandham - Journal of Fluid Mechanics, 2022 - cambridge.org
Transonic buffet refers to the self-sustained periodic motion of shock waves observed in
transonic flows over wings and can limit the flight envelope of aircraft. Based on the …

Transonic buffet characteristics under conditions of free and forced transition

P Moise, M Zauner, ND Sandham, S Timme, W He - AIAA Journal, 2023 - arc.aiaa.org
Transonic buffet is commonly associated with self-sustained flow unsteadiness involving
shock-wave/boundary-layer interaction over airfoils and wings. The phenomenon has been …

Effect of Tripping and Domain Width on Transonic Buffet on Periodic NASA-CRM Airfoils

DJ Lusher, A Sansica, A Hashimoto - AIAA Journal, 2024 - arc.aiaa.org
Transonic buffet is an instability characterized by shock oscillations and separated boundary
layers. High-fidelity simulations have typically been limited to narrow domains to be …

Modal analysis of a laminar-flow airfoil under buffet conditions at Re= 500,000

M Zauner, ND Sandham - Flow, Turbulence and Combustion, 2020 - Springer
An airfoil undergoing transonic buffet exhibits a complex combination of unsteady shock-
wave and boundary-layer phenomena, for which prediction models are deficient. Recent …

Experimental investigation of shock-induced separation and flow control in a transonic compressor cascade

J Klinner, A Hergt, S Grund, CE Willert - Experiments in Fluids, 2019 - Springer
The influence of transition control on shock-induced flow separation was investigated in a
highly loaded transonic compressor cascade at an inlet Mach number of 1.21 and a chord …

Connecting transonic buffet with incompressible low-frequency oscillations on aerofoils

P Moise, M Zauner, ND Sandham - Journal of Fluid Mechanics, 2024 - cambridge.org
Self-sustained, low-frequency, coherent flow unsteadiness over rigid, stationary aerofoils in
the transonic regime is referred to as transonic buffet. This study examines the role of shock …

Experimental characterization of upper trailing edge flaps for transonic buffet control

A D'Aguanno, FFJ Schrijer… - Flow, Turbulence and …, 2023 - Springer
This experimental study investigates the possibility of controlling transonic buffet by means
of a trailing edge flap with an upward deflection (referred to as “upper trailing edge flap”, or …

On the co-existence of transonic buffet and separation-bubble modes for the OALT25 laminar-flow wing section

M Zauner, P Moise, ND Sandham - Flow, Turbulence and Combustion, 2023 - Springer
Transonic buffet is an unsteady flow phenomenon that limits the safe flight envelope of
modern aircraft. Scale-resolving simulations with span-periodic boundary conditions are …

Wide domain simulations of flow over an unswept laminar wing section undergoing transonic buffet

M Zauner, ND Sandham - Physical Review Fluids, 2020 - APS
Transonic buffet is an unsteady flow phenomenon that limits the safe flight envelope of
modern aircraft. Scale-resolving simulations with span-periodic boundary conditions can …