Turbulence suppression in the noise producing region of a M = 0.9 jet

8th AIAA/CEAS Aeroacoustics Conference and Exhibit

Volumn , Issue , 2002, Pages

  Arakeri, V H ^a   Krothapalli, A ^a   Siddavaram, V ^a   Alkislar, M B ^a   Lourenco, L ^a  

^a FLORIDA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AEROACOUSTICS; JETS; SHEAR STRESS; TURBULENCE; TURBULENT FLOW; VELOCITY; VELOCITY MEASUREMENT;

MEAN VELOCITY PROFILES; PARTICLE IMAGE VELOCIMETRIES; SOUND PRESSURE LEVEL; THREE-DIMENSIONAL VELOCITY FIELDS; TURBULENCE INTENSITY; TURBULENCE SUPPRESSION; TURBULENT INTENSITIES; TURBULENT SHEAR STRESS;

SHEAR FLOW;

EID: 85086615395     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2002-2523     Document Type: Conference Paper

References (15)

1. Alvi, F. S., Elavarasan, R., Shih, C., Garg, G. & Krothapalli, A. 2000 Active control of supersonic impinging jets using microjets. AIAA Paper 2000-2236.
2. Bradshaw, P., Ferriss, D. H. & Johnson, R. F. 1964 Turbulence in the noise-producing region of a circular jet. J. Fluid Mech. 19, 591-625.
3. Bradshaw, P. 1966 The effect of initial conditions on the development of a free shear layer. J. Fluid Mech. 26, 225-236.
4. Cohen, J. & Wygnasky, I. 1987 The evolution of instabilities in the axisymmetric jet. Part 1. The linear growth of disturbances near the nozzle. J. Fluid Mech. 176, 191-219.
5. Crighton, D. G. 1981 Acoustics as a branch of fluid mechanics. J. Fluid Mech. 106, 261-298.
6. Crow, S. C. & Champagne, S. H. 1971 Orderly structure in jet turbulence. J. Fluid Mech. 48, 547-591.
7. Freund, J. B. 2001 Noise sources in a low-Reynolds-number turbulent jet at Mach 0.9. J. Fluid Mech. 438, 277-305.
8. Kibens, V. 1980 Discrete noise spectrum generated by an acoustically excited jet. AIAA J. 18, 434-441.
9. Krothapalli, A., Rajkuperan, E., Alvi, F. & Lourenco, L. 1999 Flow field and noise characteristics of a supersonic impinging jet. J. Fluid Mech. 392, 155-181.
10. Lau, J. C., Morris, P. J. & Fisher, M. J. 1979 Measurements in subsonic and supersonic free jets using a laser velocimeter. J. Fluid Mech. 93, 1-27.
11. Michalke, A. 1984 Survey on jet instability theory. Prog. Aerospace Sci. 21, 159-199.
12. Mollo-Christensen, E. 1967 Jet noise and shear flow stability seen from an experimenter's viewpoint. J. Appl. Mech. E 89, 1-10.
13. Moore, C. J. 1977 The role of shear-layer instability waves in jet exhaust noise. J. Fluid Mech. 80, 321-367.
14. Simonich, J. C., Narayanan, S., Barber, T. J. & Nishimura, M. 2001 Aeroacoustic characterization, noise reduction, and dimensional scaling effects of high subsonic jets. AIAA J. 39, 2062-2069.
15. Stromberg, J. L., McLaughlin, D. K. & Troutt, T. R. 1980 Flow field and acoustic properties of a Mach number 0.9 jet at a low Reynolds number. J. Sound Vib. 72, 159-176.