Dynamics of the large-scale structures and associated noise emission in airfoil slats
We investigate the slat narrowband peak noise generating mechanism. Unsteady flow data
were generated by a lattice-Boltzmann-based commercial code for four configurations …
were generated by a lattice-Boltzmann-based commercial code for four configurations …
Flow characteristics of slat cove fillers
HK Jawahar, R Theunissen, M Azarpeyvand… - Aerospace Science and …, 2020 - Elsevier
Abstract Experimental measurements using Particle Image Velocimetry were carried out to
understand the flow characteristics of a 30P30N high-lift airfoil with and without slat cove …
understand the flow characteristics of a 30P30N high-lift airfoil with and without slat cove …
Time–frequency characteristics of noise generated from different slat and flap geometrical configurations of the high-lift device
L Li, P Liu, H Guo - Applied Acoustics, 2022 - Elsevier
High-lift device installed on modern large aircraft is a major noise source during the
approach and landing phases. For high-lift device, slat and flap parameters such as gap …
approach and landing phases. For high-lift device, slat and flap parameters such as gap …
The low acoustic noise and turbulence wind tunnel of the University of Sao Paulo
FR Amaral, JCS Rico, CS Bresci, MM Beraldo… - The Aeronautical …, 2022 - cambridge.org
This paper introduces the Low Acoustic Noise and Turbulence (LANT) wind tunnel of the
Sao Carlos School of Engineering, University of Sao Paulo (USP-EESC), Brazil. The closed …
Sao Carlos School of Engineering, University of Sao Paulo (USP-EESC), Brazil. The closed …
Improvements in closed-section wind-tunnel beamforming experiments of acoustic sources distributed along a line
FR do Amaral, CCP Junior, MAF de Medeiros - Applied Acoustics, 2019 - Elsevier
Phased-array microphone techniques are widely used tools for the measurement and
analysis of aeroacoustic noise sources. Nevertheless, beamforming results of sources …
analysis of aeroacoustic noise sources. Nevertheless, beamforming results of sources …
Comparability of High-Lift Noise Measurements in a Kevlar-Wall, a Hard-Wall and an Open-Jet Test Section.
View Video Presentation: https://doi. org/10.2514/6.2021-2252. vid Aeroacoustic wind tunnel
tests are a fundamental tool for fundamental aeroacoustic studies of single and multi …
tests are a fundamental tool for fundamental aeroacoustic studies of single and multi …
New insights on slat noise based on a revisit of previous experimental-numerical studies
The leading-edge slat has been identified as a relevant noise source since the 1970's.
However, many issues regarding the noise generation mechanisms and the appropriate …
However, many issues regarding the noise generation mechanisms and the appropriate …
An experimental and numeric investigation towards a reliable acoustic pressure level estimate using phased-array techniques
B theoretical formulations, as well as the complexity inherent to each of them, vary largely
among the techniques presented in the literature. Overall, these techniques apply to …
among the techniques presented in the literature. Overall, these techniques apply to …