On the significance of transonic effects on aerodynamics and acoustics of blade-vortex interactions

2nd AIAA/CEAS Aeroacoustics Conference

Volumn , Issue , 1996, Pages

  Singh, Rajneesh ^a   Baeder, James D ^a  

^a UNIVERSITY OF MARYLAND   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AEROACOUSTICS; AERODYNAMICS; SUPERSONIC AERODYNAMICS; TURBOMACHINE BLADES; VORTEX FLOW;

BLADE VORTEX INTERACTION; BLADE-VORTEX INTERACTION NOISE; INSTANTANEOUS PRESSURES; PRESSURE CONTOURS; QUALITATIVE CHANGES; QUALITATIVE STUDY; TRANSONIC CONDITIONS; TRANSONIC EFFECTS;

SUPERSONIC AIRCRAFT;

EID: 84977151193     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.1996-1697     Document Type: Conference Paper

References (15)

1. Ffowcs Williams, J.E., and Hawkins, D.L., “Sound Generated by Turbulence and Surfaces in Arbitrary Motion”, Philosophical Transactions of the Royal Society, A264, 1969.
2. Farassat, F. and Myers, M.K., “Extension of Kirchhoff's Formula To Radiation from Moving Surfaces,” Journal of Sound and Vibration, Vol. 123, No. 3, 1988.
3. Srinivasan, G.R. and Baeder, J.D., “TURNS: A Free Wake Euler/ Navier-Stokes Numerical Method for Helicopter Rotors,” AIAA Journal, Vol 31. No. 5, May 1993.
4. Baeder, J.D., Gallman, J.M., and Yu, Y.H., “ A Computational Study of the Aeroacoustics of Rotors in Hover,” 49th Annual Forum of the American Helicopter Society, St. Louis, Missouri, May 1993.
5. Baeder, J.D., and Srinivasan, G.R., “Computational Aeroacoustics Study of Isolated Blade-Vortex Interaction Noise”, Presented at the American Helicopter Society Aeromechanics Specialists Conference, San Francisco, CA, Jan.1994.
6. Srinivasan, G.R., Baeder, J.D., Obayashi, S., and McCroskey, W.J., “Flowfield of a Lifting Rotor in Hover: A Navier Stokes Simulation,” AIAA Journal, Vol. 30, No. 10, October 1992.
7. Srinivasan McCroskey, W.J., and Baeder, J.D., “Aerodynamics of Two-Dimensional Blade-Vortex Interaction,” AIAA Journal, Vol. 24, No. 10, October 1986.
8. McCluer, M.S., Baeder, J.D., and Kitaplioglu, C., “Comparison of Experimental Blade- Vortex Interaction Noise with Computational Fluid Dynamic Calculations,” 51st Annual Forum of the American Helicopter Society, Ft. Worth, Texas, May 1995.
9. Strawn, R.C., Biswas, R., and Lyrintzis, A.S., “Helicopter Noise Predictions Using Kirchhoff Methods,” 51st Annual Forum of the American Helicopter Society, Ft. Worth, Texas, May 1995.
10. Parameshwaran, V., “Concepts for Reduction of Blade Vortex Interaction Noise and the Use of CFD to Determine Indicia! and Gust Responses of an Airfoil in Compressible Flow,” MS Scholarly paper, University of Maryland, 1995.
11. Khanna, H., and Baeder, J.D., “Coupled Free- Wake / CFD Solutions for Rotors in Hover Using a Field Velocity Approach,” 52nd Annual Forum of the American Helicopter Society, Washington, D.C., June 1996.
12. Singh, R., and Baeder, J.D., “The Direct Calculation of Indicial Lift Response of a Wing Using Computational Fluid Dynamics,” Proceedings of the AIAA Applied Aerodynamics Conference, New Orleans, Louisiana, June 1996.
13. Kitaplioglu, C., Caradonna, F.X., “Aerodynamics and Acoustics of Blade-Vortex Interaction Using an Independently Generated Vortex,” American Helicopter Society Aeromechanics Specialists Meeting, San Francisco, Jan. 1994.
14. Baeder, J.D., “The Computation and Analysis of Acoustic Waves in Transonic Airfoil- Vortex Interactions,” PhD Dissertation, Stanford University, September 1989.
15. Baeder, J.D., “Computation of Non-Linear Acoustics of Two-Dimensional Blade-Vortex Interactions,” 13th European Rotorcraft Forum, Aries, France, September 1987.