Simulation of isolated and installed jet noise at Mach= 0.9: influence of numerical mesh and physical insights

M Huet, F Gand, G Rahier - Flow, Turbulence and Combustion, 2024 - Springer
The noise radiated by an isothermal, single-stream jet with a Mach number M= 0.9 and
diameter-based Reynolds number ReD= 106 is investigated numerically without and with …

Active control of jet-plate interaction noise for excited jets by plasma actuators

V Kopiev, G Faranosov, O Bychkov, V Kopiev… - Journal of Sound and …, 2020 - Elsevier
This paper examines the possibility of controlling jet-wing interaction noise by plasma
actuators. The low-frequency part of the jet installation noise is considered as produced by …

Active control of jet–wing interaction noise using plasma actuators in a narrow frequency band

VF Kopiev, OP Bychkov, VA Kopiev, GA Faranosov… - Acoustical …, 2023 - Springer
For a jet located near the wing, instability waves present in jet mixing layer scatter on the
wing trailing edge, leading to additional noise generation. In this article, the possibility of …

Jet installation noise modeling in static and flight conditions using centerline fluctuations

O Bychkov, G Faranosov, V Kopiev, LFM Soares… - AIAA Journal, 2022 - arc.aiaa.org
The present work is dedicated to the modeling of the low-frequency part of the jet installation
noise (JIN) in flight conditions. It is known that the properties of JIN can be predicted based …

Wavepacket Modelling of Jet-Flap Interaction Noise: from Laboratory to Full-Scale Aircraft

J Huber, G Pont, P Jordan, M Roger - Flow, Turbulence and Combustion, 2024 - Springer
Purpose A key component of aircraft acoustic installation effects relevant for under-wing
turbofan-powered airliners, is studied: jet-flap interaction noise. Observations First, noise …

Azimuthal structure of low-frequency noise of installed jet

G Faranosov, I Belyaev, V Kopiev, O Bychkov - AIAA Journal, 2019 - arc.aiaa.org
An experimental study of the azimuthal modes of the sound field generated by a single-
stream round jet installed near a flat plate is presented. The investigation is conducted at …

Investigation into the turbulence statistics of installed jets using hot-wire anemometry

A Proença, J Lawrence, R Self - Experiments in Fluids, 2020 - Springer
This work presents a detailed study of the turbulence flow statistics of a jet mounted with its
axis parallel to a rigid flat plate. Hot-wire constant temperature anemometry has been used …

The modeling of jet-plate interaction noise in the presence of co-flow

G Faranosov, OP Bychkov, V Kopiev… - 25th AIAA/CEAS …, 2019 - arc.aiaa.org
The present work is dedicated to the modelling of the low-frequency part of the jetplate
interaction noise in flight conditions. An analytical model used in the work is based on the …

[Retracted] Application and Optimization of Wing Structure Design of DF‐2 Light Sports Aircraft Based on Composite Material Characteristics

F Li, S Zhang, W Cheng - Journal of nanomaterials, 2022 - Wiley Online Library
Compared with ordinary metal structures, advanced composite materials have the
characteristics of high strength, high rigidity, and light weight. The use of composite …

An estimation of the velocity profile for the laminar-turbulent transition in the plane jet on the basis of the theory of stochastic equations and equivalence of measures

AV Dmitrenko, AS Selivanov - Advances in Aerodynamics, 2022 - Springer
The theory of stochastic equations and the theory of equivalence of measures previously
applied to flows in the boundary layer and in the pipe are considered to calculate the …