Study of noise on a small-scale hovering tilt rotor

Journal of the American Helicopter Society

Volumn 41, Issue 2, 1996, Pages 27-36

  Mosher, Marianne ^a   Light, Jeffrey S ^a  

^a NASA AMES RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

HOVERING TILT ROTOR; ROTOR FOUNTAIN INTERACTIONS;

ACOUSTIC NOISE MEASUREMENT; AERODYNAMICS; DISKS (MACHINE COMPONENTS); HELICOPTERS; TESTING; WINGS;

HELICOPTER ROTORS;

EID: 0030128072     PISSN: 00028711     EISSN: None     Source Type: Journal    
DOI: 10.4050/jahs.41.27     Document Type: Article

References (15)

1. McVeigh, M. A., "The V-22 Tilt-Rotor Large-Scale Rotor Performance/Wing Download Test and Comparison with Theory," 11th European Rotorcraft Forum, London, England, Sept. 1985.
2. Felker, F. F. and Light J. S., "Aerodynamic Interaction Between a Rotor and Wing in Hover," Journal of the American Helicopter Society, Vol. 33, (2), April 1988.
3. Coffen, C. D., George, A. R., Hardinge, H., and Stevenson, R., "Flow Visualization and Flow Field Measurements of a 1/12 Scale Tilt Rotor Aircraft in Hover," American Helicopter Society and Royal Aeronautical Society International Technical Specialists Meeting on Rotorcraft Acoustics and Rotor Fluid Dynamics, Valley Forge, PA, Oct. 1991.
4. McVeigh, M. A., Grauer, W. K., and Paisley, D. J., "Rotor/Airframe Interactions on Tiltrotor Aircraft," Journal of the American Helicopter Society, Vol. 35, (3), July 1990.
5. Coffen, C. D., "Tilt Rotor Hover Aeroacoustics," NASA CR 177598, June 1992.
6. George, A. R., Smith, C. A., Maisel, M. D., and Brieger, J. T., "Tilt Rotor Aircraft Aeroacoustics," American Helicopter Society 45th Annual Forum, Boston, MA, May 1989.
7. Conner, D. A. and Weilman, B., "Hover Acoustic Characteristics of the XV-15 with Advanced Technology Blades," AIAA Journal of Aircraft, Vol. 31 (4) July 1994.
8. Hoad, D. R., Conner, D. A., and Rutledge, C. K., "Acoustic Flight Experience with the XV-15 Tiltrotor Aircraft with the Advanced Technology Blades (ATB)," AIAA 14th Aeroacoustic Conference, Aachen, Germany, May 1992.
9. Coffen, C. D. and George, A. R., "Analysis and Prediction of Tilt Rotor Hover Noise," American Helicopter Society 46th Annual Forum, Washington D. C., May 1990.
10. Rutledge, C. K., Coffen, C. D., and George, A. R., "A Comparative Analysis of XV-15 Tiltrotor Hover Test Data and WOPWOP Predictions Incorporating the Fountain Effect," American Helicopter Society and Royal Aeronautical Society International Technical Specialists Meeting on Rotorcraft Acoustics and Rotor Fluid Dynamics, Valley Forge, PA, Oct. 1991.
11. Coffen, C. D. and George, A. R., "Tilt Rotor Broadband Hover Aeroacoustics," ASME Journal of Fluids Engineering, Dec. 1993.
12. Light, J. S., Stremel P. M., and Bilanin A. J., "Wing Download Reduction Using Vortex Trapping Plates," American Helicopter Society Aeromechanics Specialist Conference, San Francisco, CA, Jan. 1994.
13. Watts, M. E., "ALDAS User's Manual." NASA TM 102381, April 1991.
14. Hagen, M. J., Yamauchi, G. K., Signor, D. B., and Mosher, M., "Measurements of Atmospheric Turbulence Effects on Tail Rotor Acoustics," NASA TM, 108843, Sept. 1994.
15. Polak, D. R. and George, A. R., "Flowfield and Farfield Acoustic Measurements from a Scaled Tiltrotor in Hover," AIAA 16th Aeroacoustic Conference, Munich, Germany, June 1995.