Influence of initial turbulence level on the flow and sound fields of a subsonic jet at a diameter-based Reynolds number of 10(5)

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Bogey , Christophe; Marsden , Olivier; Bailly , Christophe;
  • Publisher: Cambridge University Press (CUP)
  • Related identifiers: doi: 10.1017/jfm.2012.162
  • Subject: [ SPI.MECA.MEFL ] Engineering Sciences [physics]/Mechanics []/Fluids mechanics [physics.class-ph] | [ PHYS.MECA.MEFL ] Physics [physics]/Mechanics [physics]/Mechanics of the fluids [physics.class-ph]
    arxiv: Physics::Fluid Dynamics

International audience; Five isothermal round jets at Mach number M = 0.9 and Reynolds number ReD=10(5) originating from a pipe nozzle are computed by large-eddy simulations to investigate the effects of initial turbulence on flow development and noise generation. In th... View more
  • References (79)
    79 references, page 1 of 8

    1 Laboratoire de Me´canique des Fluides et d'Acoustique, UMR CNRS 5509, Ecole Centrale de Lyon, Universite´ de Lyon, 69134 Ecully CEDEX, France 2 Institut Universitaire de France, 103 boulevard Saint-Michel, 75005 Paris, France BOGEY, C. & BAILLY, C. 2007 An analysis of the correlations between the turbulent flow and the sound pressure field of subsonic jets. J. Fluid Mech. 583, 71-97.

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    BOGEY, C., BARR E´, S. & BAILLY, C. 2008 Direct computation of the noise generated by subsonic jets originating from a straight pipe nozzle. Intl J. Aeroacoust. 7 (1), 1-22.

    BOGEY, C., BARR E´, S., FLEURY, V., BAILLY, C. & JUV E´, D. 2007 Experimental study of the spectral properties of near-field and far-field jet noise. Intl J. Aeroacoust. 6 (2), 73-92.

    BOGEY, C., BARR E´, S., JUV E´, D. & BAILLY, C. 2009a Simulation of a hot coaxial jet: direct noise prediction and flow-acoustics correlations. Phys. Fluids 21 (3), 035105.

    BOGEY, C., DE CACQUERAY, N. & BAILLY, C. 2009b A shock-capturing methodology based on adaptative spatial filtering for high-order nonlinear computations. J. Comput. Phys. 228 (5), 1447-1465.

    BOGEY, C., DE CACQUERAY, N. & BAILLY, C. 2011 Finite differences for coarse azimuthal discretization and for reduction of effective resolution near origin of cylindrical flow equations. J. Comput. Phys. 230 (4), 1134-1146.

    BOGEY, C., MARSDEN, O. & BAILLY, C. 2011a Large-eddy simulation of the flow and acoustic fields of a Reynolds number 105 subsonic jet with tripped exit boundary layers. Phys. Fluids 23 (3), 035104.

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