A numerical experiment to determine whether surface shear-stress fluctuations are a true sound source

Physics of Fluids

Volumn 17, Issue 10, 2005, Pages

  Shariff, Karim ^a   Wang, Meng ^b  

^a NASA AMES RESEARCH CENTER   (United States)

^b NASA HEADQUARTERS   (United States)

Author keywords

Acoustic generators; Aeroacoustics; Boundary layer turbulence; Flow simulation; Fluid oscillations; Navier Stokes equations; Noise

Indexed keywords

ACOUSTIC GENERATORS; ACOUSTIC NOISE; COMPUTER SIMULATION; NAVIER STOKES EQUATIONS; OSCILLATIONS; SHEAR STRESS; TURBULENCE;

BOUNDARY LAYER TURBULENCE; FLOW SIMULATION; FLUID OSCILLATIONS;

BOUNDARY LAYER FLOW;

ACOUSTIC GENERATORS; ACOUSTIC NOISE; BOUNDARY LAYER FLOW; COMPUTER SIMULATION; NAVIER STOKES EQUATIONS; OSCILLATIONS; SHEAR STRESS; TURBULENCE;

EID: 32644451305     PISSN: 10706631     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.2112747     Document Type: Article

References (27)

1. J. Ffowcs Williams, "Aeroacoustics," J. Sound Vib. 19, 387 (1996). jsu JSVIAG 0022-460X
2. M. Lighthill, "On sound generated aerodynamically: I. General theory," Proc. R. Soc. London, Ser. A 211, 564 (1952). prz PRLAAZ 1364-5021
3. M. Goldstein, Aeroacoustics (McGraw-Hill, New York, 1976).
4. N. Curle, "The influence of solid boundaries upon aerodynamic sound," Proc. R. Soc. London, Ser. A 231, 505 (1955). prz PRLAAZ 1364-5021
5. A. Powell, "Aerodynamic noise and the plane boundary," J. Acoust. Soc. Am. 32, 982 (1960). jas JASMAN 0001-4966
6. M. Landahl, "Wave mechanics of boundary layer turbulence and noise," J. Acoust. Soc. Am. 57, 824 (1975). jas JASMAN 0001-4966
7. M. Wang, S. Lele, and P. Moin, "Acoustics of laminar boundary layer breakdown at low Mach number," in Flow Noise, Modeling, Measurement, and Control, edited by R. Lueptow, W. Keith, and T. Farabee, (ASME NCA, New York, 1995), Vol. 19, pp. 31-38.
8. M. Wang, S. Lele, and P. Moin, "Sound radiation during local laminar breakdown in a low Mach number boundary layer," J. Fluid Mech. 319, 197 (1996). jfl JFLSA7 0022-1120
9. M. Howe, "The rôle of surface shear stress fluctuations in the generation of boundary layer noise," J. Sound Vib. 65, 159 (1979). jsu JSVIAG 0022-460X 10.1016/0022-460X(79)90510-8
10. A. Dowling, "Flow noise on surfaces," in Modern Methods in Analytical Acoustics, edited by D. Crighton, A. Dowling, F. Williams, M. E. Heckl, and F. Leppington (Springer, New York, 1992), pp. 452-509.
11. D. Chase, "Fluctuations in wall-shear stress and pressure at low streamwise wavenumbers in turbulent boundary-layer flow," J. Fluid Mech. 225, 545 (1991). jfl JFLSA7 0022-1120
12. M. Howe, "A note on the Kraichnan-Phillips theorem," J. Fluid Mech. 234, 443 (1992). jfl JFLSA7 0022-1120
13. D. Chase, "Fluctuations in wall-shear stress and pressure at low streamwise wavenumbers in turbulent boundary-layer flow at low Mach numbers," J. Fluids Struct. 6, 395 (1992). 9hb ZZZZZZ 0889-9746
14. H. Haj-Hariri and T. Akylas, "The wall-shear stress contribution to boundary-layer noise," Phys. Fluids 28, 2727 (1985). pfl PFLDAS 0031-9171
15. K. Herbert, P. Leehey, and H. Haj-Hariri, "On the Mach and Reynolds number dependence of the flat-plate turbulent boundary layer wall-pressure spectrum," Theor. Comput. Fluid Dyn. 13, 33 (1999). tcf TCFDEP 0935-4964
16. C. Morfey, Dictionary of Acoustics (Academic, New York, 2001).
17. K. Naugol'nykh and S. Rybak, "Sound radiation from a turbulent boundary layer," Sov. Phys. Acoust. 26, 502 (1980). spa SOPAAX 0038-562X
18. S. Rybak, "The relation between the tangential stresses on a rigid wall and pressure fluctuations generated in a turbulent boundary layer," Acoust. Phys. 47, 629 (2001). acp AOUSEK 1063-7710 10.1134/ 1.1403557
19. Z. Hu, C. Morfey, and N. Sandham, "Sound radiation in turbulent channel flows," J. Fluid Mech. 475, 269 (2003). jfl JFLSA7 0022-1120
20. B. Mitchell, S. Lele, and P. Moin, "Direct computation of the sound from a compressible co-rotating vortex pair," J. Fluid Mech. 285, 181 (1995). jfl JFLSA7 0022-1120
21. H. Schlichting, Boundary-Layer Theory (McGraw-Hill, New-York, 1979).
22. C. Morfey, "The role of viscosity in aerodynamic sound generation," Intl. J. of Aeroacoustics 2, 225 (2003).
23. Z. Hu, C. Morfey, and N. Sandham, "Aeroacoustics of wall-bounded turbulent flows," AIAA J. 40, 465 (2002). aia AIAJAH 0001-1452
24. J. Ffowcs Williams and D. Hawkings, "Shallow water wave generation by an unsteady flow," J. Fluid Mech. 31, 779 (1968). jfl JFLSA7 0022-1120
25. P. Morse and H. Feshbach, Methods of Theoretical Physics (McGraw-Hill, New York, 1953).
26. M. Abramowitz and I. Stegun, Handbook of Mathematical Functions (Dover, New York, 1964).
27. M. Howe, "The interaction of sound with low Mach number wall turbulence, with application to sound propagation in turbulent pipe flow," J. Fluid Mech. 94, 729 (1979). jfl JFLSA7 0022-1120