Flame dynamics and combustion noise: progress and challenges

S Candel, D Durox, S Ducruix… - International …, 2009 - journals.sagepub.com
This article proposes a review of the state of knowledge in the field of combustion noise. The
survey comprises an initial discussion of indirect and direct noise sources and their general …

Surface integral methods in computational aeroacoustics—From the (CFD) near-field to the (Acoustic) far-field

AS Lyrintzis - International journal of aeroacoustics, 2003 - journals.sagepub.com
A review of recent advances in the use of surface integral methods in Computational
AeroAcoustics (CAA) for the extension of near-field CFD results to the acoustic far-field is …

Aircraft noise and its nearfield propagation computations

X Zhang - Acta Mechanica Sinica, 2012 - Springer
Noise generated by civil transport aircraft during take-off and approach-to-land phases of
operation is an environmental problem. The aircraft noise problem is firstly reviewed in this …

Time-domain numerical simulation of a flow-impedance tube

Y Özyörük, LN Long, MG Jones - Journal of Computational Physics, 1998 - Elsevier
An efficient method has been developed for the application of the surface acoustic
impedance condition in time-domain solutions of aeroacoustic problems, such as the …

New life in dusty decks: results of porting a CM Fortran based aeroacoustic model to high performance Fortran

JJ Nucciarone, Y Özyörük, LN Long - … of the 1997 ACM/IEEE conference …, 1997 - dl.acm.org
The High Performance Fortran language is a'standard by consensus', developed by
individuals and vendors in the high performance computing industry, to provide a low barrier …

A time-domain implementation of surface acoustic impedance condition with and without flow

Y Özyörük, LN Long - Journal of Computational Acoustics, 1997 - World Scientific
The impedance condition in computational aeroacoustic applications is required in order to
model acoustically treated walls. The application of this condition in time-domain methods …

Sound reflection at the open end of axisymmetric ducts issuing a subsonic mean flow: A numerical study

AR Da Silva, GP Scavone, A Lefebvre - Journal of Sound and Vibration, 2009 - Elsevier
This paper investigates the reflection of sound waves as they propagate toward the open
end of ducts issuing a cold subsonic mean flow in a stagnant fluid. The investigations are …

Time-domain calculation of sound propagation in lined ducts with sheared flows

Y Ozyoruk, LN Long - AIAA journal, 2000 - arc.aiaa.org
A recent application of the time-domain equivalent of the classical acoustic impedance
condition, ie, the particle displacement continuity equation, to numerical simulations of a ow …

Frequency-domain prediction of turbofan noise radiation

Y Özyörük, E Alpman, V Ahuja, LN Long - Journal of Sound and Vibration, 2004 - Elsevier
This paper describes a frequency-domain numerical method for predicting noise radiation
from ducted fans, including acoustic treatment and non-uniform background flow effects. The …

Computational approach for investigation of thrust and acoustic performances of present-day nozzles

V Vlasenko, S Bosniakov, S Mikhailov… - Progress in Aerospace …, 2010 - Elsevier
A computational viewpoint on the problems of design and numerical simulation for the
nozzles of modern aircraft turbofan engines is presented. Modern concepts of noise …