Results 91 to 100 of about 8,352,814 (137)

High performance solvers for aeroacoustic simulations for Airbus

open access: yes
As a part of system design tasks, Airbus simulates the acoustic vibrations sustained by mechanical components during take-off to ensure minimal noise pollution and component damage prevention. These simulations involve solving a coupled sparse-dense linear system, which results from modeling the heterogeneous medium of jet engine flow (with Finite ...
Korkmaz, Esragul   +2 more
openaire   +1 more source

Aeroacoustic research: An Army perspective [PDF]

open access: yes, 1978
A short perspective of the Army aeroacoustic research program is presented that emphasizes rotary wing, aerodynamically generated noise. Exciting breakthroughs in experimental techniques and facilities are reviewed which are helping build a detailed ...
Morse, H. A., Schmitz, F. H.
core  

BIE-based aeroacoustic design procedure

open access: yes, 2009
A propeller low noise design procedure based on boundary integral equation is presented. The aerodynamic field is computed via a potential-based boundary element method for lifting body while the aeroacoustic emitted field is calculated on the basis of
Carley, M.   +2 more
core  

Experimental and Numerical Investigation of a 60cm Diameter Bladeless Fan

open access: yesJournal of Applied Fluid Mechanics, 2016
Bladeless fan is a novel type of fan with an unusual geometry and unique characteristics. This type of fan has been recently developed for domestic applications in sizes typically up to 30cm diameter.
mohammad jafari   +3 more
doaj  

Experimental investigation of aeroacoustic noise damping performance of composite and porous materials

open access: yes, 2015
Aeroacoustic noise is defined as unwanted sound. Loud noise can lead to loss of hearing, deprivation of people sleep and speech. For aerospace industry, aircrafts is one of the main noise sources.
Bian, Ying
core  

Aerodynamic and Aeroacoustic Performance of Small UAV Propellers in Static Conditions

open access: yesAIAA AVIATION 2020 FORUM, 2020
William A. Jordan   +2 more
openaire   +2 more sources

Design and performance of the aeroacoustic wind tunnel of Politecnico di Milano

open access: yesApplied Acoustics
Gemma Bucherelli   +4 more
openaire   +1 more source

Design and performance of a small-scale aeroacoustic wind tunnel

Applied Acoustics, 2017
Abstract The D5 aeroacoustic wind tunnel at Beihang University is a newly commissioned small-scale closed-circuit wind tunnel with low turbulence intensity and low background noise. The wind tunnel is built to study both aerodynamic and aeroacoustic performance of aircraft components or scaled models.
Hao Guo
exaly   +2 more sources

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