Rotor broadband noise prediction with comparison to model data

7th AIAA/CEAS Aeroacoustics Conference and Exhibit

Volumn , Issue , 2001, Pages

  Brooks, Thomas F ^a   Burley, Casey L ^a  

^a NASA LANGLEY RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC NOISE; ACOUSTIC NOISE MEASUREMENT; BOUNDARY LAYERS; FORECASTING; SOFTWARE TESTING; WAKES; WIND TUNNELS;

BLADE-VORTEX INTERACTION NOISE; BLADE-WAKE INTERACTIONS; COHERENCE FUNCTION; COMPARISONS WITH MEASUREMENTS; GERMAN DUTCH WIND TUNNELS; OPERATING CONDITION; PREDICTIVE CAPABILITIES; SEMI-EMPIRICAL MODELING;

AEROACOUSTICS;

EID: 85086617762     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2001-2210     Document Type: Conference Paper

References (52)

1. Brooks, T. F., Boyd, D. D. Jr., Burley, C. L., and Jolly, J. RJr., "Aeroacoustic Codes for rotor Harmonic and BVI Noise-C AMR AD. Modi/HIRES", Journal of American Helicopter Society, April 2000, pp. 63-79.
2. Burley, C. L., Brooks, T. F., Marcolini, M. A., Brand, A. G., and Conner, D. A., "Tiltrotor Aeroacoustic Code (TRAC) Predictions and Comparisons with Measurement," Journal of American Helicopter Society, April 2000, pp. 80-89.
3. th AHS Annual Forum, Virginia Beach, VA, May 2-4, 2000.
4. th European Rotorcraft Forum, Paper B3, Rome, Italy, Sep. 14-16, 1999.
5. th AHS Annual Forum, Washington, D. C., May 9-11, 2001.
6. th AHS Annual Forum, Virginia Beach, VA, May 2-4, 2000.
7. Brooks, T. F., Marcolini, M. A., and Pope, D. S., "Main Rotor Broadband Noise Study in the DNW," Journal of American Helicopter Society, vol 34, no. 2, April 1989, pp. 3-12.
8. Brooks, T. F., Jolly, J. R. Jr., and Marcolini, M. A., "Helicopter Main Rotor Noise: Determination of Source Contribution using Scaled Model Data," NASA TP2825, Aug. 1988.
9. Johnson, W., "A Comprehensive Analytical Model of Rotorcraft Aerodynamics and Dynamics, Part 1-Analysis and Development," NASA TM-81182, June 1980.
10. Brentner, K. S., "Prediction of Helicopter Rotor Discrete Frequency Noise," NASA TM 87721, Oct. 1986.
11. Beddoes, T. S., "Two and Three Dimensional Indicial Methods for Rotor Dynamic Airloads," AHS National Specialists Meeting on Rotorcraft Dynamics, Arlington, TX, Nov. 1989.
12. Beddoes, T. S., "A Near Wake Dynamic Model," AHS Specialists Meeting on Aerodynamics and Aeroacoustics, Arlington, TX, Feb. 1987.
13. Farassat, F., and Myers, M. K., "Extension of Kirchhoffs Formula To Radiation from Moving Surfaces," Journal of Sound And Vibration, vol. 123. no. 3, 1988, pp. 451-461.
14. Glegg, S. A. L., "Prediction of Blade Wake Interaction Noise Based on a Turbulent Vortex Model," AIAA Journal, vol. 29, no. 10, 1991, pp. 1545-1551.
15. Amiet, R. K., "Acoustic Radiation From an Airfoil in a Turbulent Stream," Journal of Sound and Vibration, 41(4), pp. 407-420, 1975.
16. Glegg, S. A. L., Devenport, W. J., Wittmer, K. S., and Pope, D. S., "Broadband Helicopter Noise Generated by Blade Wake Interactions," AHS Technical Specialists' Meeting For Rotorcraft Acoustics and Aerodynamics, Williamsburg, Virginia, October 28-30, 1997.
17. Wittmer, K. S., Devenport, W. J., Rife, M. C., and Glegg, S. A. L., "Perpendicular Blade-vortex Interaction," AIAA Journal, vol 33, no. 9, September 1995, pp. 1667-1674.
18. Wittmer, K. S. and Devenport, W. J., "The Effects of Perpendicular Blade Vortex Interaction, Part 1: Turbulence Structure and Development," AIAA Journal, vol. 37, no. 7, July 1999, pp. 805-812.
19. Wittmer, K. S., Devenport, W. J., and Glegg, S. A. L., "The Effects of Perpendicular Blade Vortex Interaction, Part 2: Parameter Study," AIAA Journal, vol. 37, no. 7, July 1999, pp. 813-817.
20. Burley, C. L., Brooks, T. F., Splettstoesser Schultz, K. -J. W. R., Kube, R., Bucholtz, H., Wagner, W., and Weitemeyer, W., "Blade Wake Interaction Noise For A BO-105 Model Main Rotor," AHS Technical Specialists' Meeting For Rotorcraft Acoustics and Aerodynamics, Williamsburg, VA, October 28-30, 1997
21. Brezillon, J., Prieur, J., and Rahier, G., "Investigation on Broadband Helicopter Rotor Noise," AHS Technical Specialists' Meeting For Rotorcraft Acoustics and Aerodynamics, Williamsburg, VA, October 28-30, 1997.
22. Brooks, T. F. and Schlinker, R. H., "Progress in Rotor Broadband Noise Research," Vertica, vol. 7, no. 4, 1983, pp. 287-307.
23. Brooks, T. F. and Hodgson, T. H., "Trailing Edge Noise Predictions Using Measured Surface Pressures," Journal of • Sound and Vibration, vol 78, 1981.
24. Brooks, T. F. and Marcolini, M. A., "Scaling of Airfoil Self Noise Using Measured Flow Parameters," AIAA Journal, vol. 23, Feb 1985.
25. Brooks, T. F. and Marcolini, M. A., "Airfoil Tip Vortex Formation Noise," AIAA Journal, vol. 24, Feb 1986.
26. Brooks, T. F., Marcolini, M. A., and Pope, D. S., "Airfoil Trailing Edge Flow Measurements," AIAA Journal, vol. 24, Aug. 1986.
27. Brooks, T. F., Pope, D. S., and Marcolini, M. A., "Airfoil Self-Noise and Prediction," NASA RP 1218, July 1989.
28. Schlinker, R. H. and Amiet, R. K., "Helicopter Rotor Trailing Edge Noise," NASA CR-3470, 1981, (See also AIAA Paper 81-2001.)
29. Schlinker, R. H., "Airfoil Trailing Edge Noise Measurements with a Directional Microphone," AIAA Paper 77-1269. Oct. 1977.
30. Fink, M. R., Schlinker, R. H., and Amiet, R. K., "Prediction of Rotating-Blade Vortex Noise from Noise of Non-Rotating Blades," NASA CR-2611, 1976.
31. Ffowcs Williams, J. E. and Hall, L. H., "Aerodynamic Sound Generation by Turbulent Flow in the Vicinity of a Scattering Half Plane," Journal of Fluid Mechanics., vol. 40, no. 4, Mar. 1970, pp. 657-670.
32. Golub, R. A., Weir, D. S., and Tracy, M. B., "Application of the Baseline Rotonet System to the Prediction of Helicopter Tone Noise," AIAA Paper No. 86-1904, Jul. 1986.
33. Wagner, S., Bareiss, R., and Guidati, G., Wind Turbine Noise, Springer-Verlag, Berlin Heidelberg, 1996.
34. Lowson, M. V., "Applications of Aero-Acoustic Analysis to Wind Turbine Noise Control," Wind Engineering, vol. 16, no. 3, pp. 126-140, 1992.
35. th European Rotorcraft Forum, pp. (B4) 1-8, Sep. 1993.
36. Lowson, M. V. and Lowson, J. V., "Systematic Comparison of Predictions and Experiment for Wind Turbine Aerodynamic Noise," Flow Solutions Report 93/03, ETSU W/13/00363/REP, pp. 1-18, Apr. 1993.
37. Lowson, M. V., "Theory and Experiment for Wind Turbine Noise," AIAA Paper 94-0119, 32nd Aerospace Sciences Meeting and Exhibit, pp. 1-9, Jan. 1994.
38. Pettersson, F., "Prediction of Broadband Noise from Wind Turbines with Sawtooth Trailing Edges," FFA TN 1993-49, pp. 1-62, Nov. 1993.
39. Bareiss, R., Guidati, G., and Wagner, S., "An Approach Towards Refined Noise Prediction of Wind Turbines," Proc. of the European Wind Energy Association Conf. & Exhibition, Dr. J. L. Tsipouridis (ed), Thessaloniki, vol. 1, pp. 785-790, Oct. 1994.
40. Glegg, S. A. L. and Jochault, C., "Broadband Self Noise from a Ducted Fan," AIAA Paper 97-1612, 3rd AIAA/CEAS Aeroacoustics Conference, Atlanta, GA, May 12-14, 1997.
41. Glegg, S. A. L., "Broadband Fan Noise Generated by Small Scale Turbulence," Final Report on NASA Grant NAG 1-1202, C. A. V., Florida Atlantic University, Apr. 1998.
42. Amiet, R. K., "Noise Due to Turbulent Flow Past a Trailing Edge," Journal of Sound and Vibration, vol. 47, pp. 387-393, 1976.
43. th European Rotorcraft Forum, Amsterdam, 1994.
44. Splettstoesser, W. R., Kube, R., Seelhorst, U., Wagner, W., Boutier, A., Micheli, F., Mercker, E., Pengel, K., "Key Results From a Higher Harmonic Control Aeroacoustic Rotor Test (HART) in the German-Dutch Wind Tunnel," 21st European Rotorcraft Forum, Saint-Petersburg, Russia, 1995.
45. Kube, R., Splettstoesser, W. R., Wagner, W., Seelhorst, U., Yu, Y. H., Boutier, A., Micheli, F. and Mercker, W., "Initial Results From the Higher Harmonic Control Aeroacoustic Rotor Test (HART) in the German-Dutch Wind Tunnel," 75th Fluid Dynamics Panel Symposium on Aerodynamics and Aeroacoustics of Rotorcraft, Berlin, October 10-13, 1994.
46. Brooks, T. F., "The Effect of Signal Jitter on the Spectrum of Rotor Impulsive Noise," Vertica, vol. 12, no. 3, 1988, pp. 257-265.
47. Ho we, M. S., "A Review of the Theory of Trailing Edge Noise," Journal of Sound and Vibration, vol. 61, pp. 437-465, 1978.
48. Amiet, R. K., "A Note on Edge Noise Theories," Journal of Sound and Vibration, vol. 78, no. 4, pp. 485-488, 1981.
49. Goldstein, ME., "Scattering and Distortion of the Unsteady Motion on Transversely Sheared Mean Flows," Journal of Fluid Mechanics, vol. 91, pp. 602-632, 1971.
50. Dowling, A. P. and Williams, J. E. F., Sound and Sources of Sound, Ellis Horwood Limited, West Sussex, England, 1983.
51. Abbott, I. H. and Doenhoff, A. E. von, Theory of Wing Sections-Including a Summary of Airfoil Data, Dover Pub. Inc, New York, 1949.
52. Schlichting, H., Boundary-Layer Theory, McGraw-Hill Book Co., New York, 1955.