Aerodynamic noise reducing techniques by using pile-fabrics

5th AIAA/CEAS Aeroacoustics Conference and Exhibit

Volumn , Issue , 1999, Pages

  Nishimura, M ^a,c   Kudo, T ^a   Nishioka, M ^b  

^a MITSUBISHI HEAVY INDUSTRIES LTD   (Japan)

^b Osaka Prefecture University   (Japan)

^c Takasago R D Center   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC NOISE; AEROACOUSTICS; AERODYNAMICS; ATMOSPHERIC THERMODYNAMICS; BOUNDARY LAYER FLOW; BOUNDARY LAYERS; TURBULENCE; TURBULENT FLOW; VORTEX FLOW; WIND TUNNELS;

AERODYNAMIC NOISE; BACKGROUND NOISE LEVELS; NOISE REDUCING; SIMPLE TESTS; TURBULENT BOUNDARY LAYER NOISE; VORTEX INTERACTIONS; VORTEX SHEDDING NOISE; VORTICAL MOTION;

PILES;

EID: 84983122332     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.1999-1847     Document Type: Conference Paper

References (7)

1. Curie, N., “The Influence of Solid Boundaries upon Aerodynamic Sound”, The Royal Soc., A231, 1955,pp.505-514
2. Sharland, I. J., “Source of Noise in Axial Flow Fans”, J. Sound and Vib., Vol.1, No.3, 1964, pp.302-322
3. Powell, A., “Theory of Vortex Sound”, J. Acoust. Soc. Am., Vol.36, No.1, 1964, pp 177-195
4. Nishioka, M. and Kume, T., “A Study on the Aerodynamic Noise Reduction Effect of Pile-fabrics”, In Proc. 1997 Mtg. Japan Soc. Fluid Mech., 1997, pp.225-226.
5. Nishioka, M. and Hirai, M., “On Turbulent Boundary Layer along Pile-fabric Wall”, In Proc. 1996 Mtg. Japan Soc. Fluid Mech., 1996, pp. 117-118
6. Kudo, T., Nishimura, M, Nakagawa, K. and Nishioka, M., “Aerodynamic Noise Reduction by Means of Pile-fabrics”, In Proc. No. 97-1, 1997 Mtg. Japan Soc. Mech. Eng., 1997, pp.440-441
7. Nishimura, M., Kudo, T., Nakagawa, K., Maruoka, A., Zenda, Y. and Nishioka, M., “Development of Quieting Techniques for Wind Tunnel”, Proc. of Intemoise'97, 1997, pp.379-382