A review of acoustic imaging methods using phased microphone arrays: Part of the “Aircraft Noise Generation and Assessment” Special Issue

R Merino-Martínez, P Sijtsma, M Snellen… - CEAS Aeronautical …, 2019 - Springer
Phased microphone arrays have become a well-established tool for performing
aeroacoustic measurements in wind tunnels (both open-jet and closed-section), flying …

Progress in beamforming acoustic imaging based on phased microphone arrays: Algorithms and applications

Y Wang, Z Deng, J Zhao, VF Kopiev, D Gao, WL Chen - Measurement, 2024 - Elsevier
Beamforming acoustic imaging technology, utilizing phased microphone arrays, enables
precise sound source localization and finds widespread application in aerodynamic wind …

AeroAcoustics. jl: A Julia package for aeroacoustic

O Lylloff - The Journal of Open Source Software, 2024 - orbit.dtu.dk
Aeroacoustics is an interdisciplinary research field situated between aerodynamics and
acoustics. It focuses on understanding the sound generated by the motion of air around solid …

[PDF][PDF] Three–dimensional acoustic imaging using asynchronous microphone array measurements

R Merino-Martınez, B von den Hoff, D Morata… - 9th Berlin …, 2022 - pure.tudelft.nl
Complex test models in aeroacoustic experiments often present an arrangement of noise
sources within a three–dimensional space. Planar microphone array normally have …

Assessment and comparison of the performance of functional projection beamforming for aeroacoustic measurements

RM Martinez, G Herold, M Snellen… - 8th Berlin …, 2020 - research.tudelft.nl
Abstract Functional Projection Beamforming (FPB) is a method proposed by Dougherty in
2019, based on functional beamforming. It yields the integrated sound spectrum for a given …

[PDF][PDF] GUIDELINES FOR ACCURATE SOUND SOURCE QUANTIFICATION IN CLOSED-SECTION WIND TUNNELS

R Merino-Martınez - 10th berlin beamforming conference, june, 2024 - bebec.eu
Experimental aeroacoustic measurements conducted in wind tunnels are crucial for
informing the design process of various devices, including aircraft components or wind …

[PDF][PDF] The Lepskiı Principle for an Inverse Source Problem in Experimental Aeroacoustics

HG Raumer - 2021 - pub.dega-akustik.de
This conference contribution is concerned with variational inverse methods (ie generalized
Tikhonov regularization) in experimental aeroacoustics. Such techniques aim at a …

[PDF][PDF] Aircraft Noise Generation and Assessment Comparison of Microphone Array Measurements in the Closed Test Section

C Spehr, T Ahlefeldt - 2017 - researchgate.net
Aeroacoustic measurements in wind tunnels are a common tool in the determination of
sound sources on scaled models. Measurements are performed worldwide in comparable …