Publications

1999

Acree, C. W., Peyran, R. J. and Johnson, W., "Rotor Design for Whirl Flutter: An Examination of Options for Improving Tiltrotor Aeroelastic Stability Margins," Proceedings of the 55th Annual Forum of the American Helicopter Society, May 1999. Download

Ahmad, J. and Strawn, R.,"Hovering Rotor and Wake Calculations with an Overset-Grid Navier-Stokes Solver," Proceedings of the 55th Annual Forum of the American Helicopter Society, May 1999.

Booth, E. R., Jr., McCluer, M. and Tadghighi, H., "Acoustic Characteristics of a Model Isolated Tiltrotor in DNW," Proceedings of the 55th Annual Forum of the American Helicopter Society, May 1999. Download

Bousman, W. G., "Putting the Aero Back Into Aeroelasticty," Eighth ARO Workshop on Aeroelasticity of Rotorcraft Systems, University Park, PA, October 18-20, 1999 Download; also, NASA/TM-2000-209589, USAAMCOM-TR-00-A-005, March 2000. Download

Burley, C. L., Brooks, T. F, Charles, B. D. and McCluer, M., "Tiltrotor Aeroacoustic Code (TRAC) Prediction Assessment and Initial Comparisons with TRAM Test Data," Proceedings of the 25th European Rotorcraft Forum, Rome, Italy, September 1999. Download

Duque, E. and Ted Meadowcroft, "Numerical Evaluation of Main Rotor Pylon Flowfields on the RAH-66 Comanche Helicopter," Proceedings of the 55th Annual Forum of the American Helicopter Society, May 1999. Download

Fulton, M. V., "Analysis of an Active Rotor and Comparison with Small-Scale Experimental Data," Presented at the Eighth ARO Workshop on Aeroelasticity of Rotorcraft Systems, State College, Pennsylvania, October 18 - 20, 1999.

Johnson, J. L. and Young, L. A., "Tilt Rotor Aeroacoustic Model Project," Proceedings of the Confederation of European Aerospace Societies (CEAS) Forum on Aeroacoustics of Rotorcraft and Propellers, June 1999. Download

Kitaplioglu, C., "Blade-Vortex Interaction Noise of a Full-Scale XV-15 Rotor Tested in the NASA Ames 80- by 120-Foot Wind Tunnel", NASA/TM-1999-208789 Data CD and PDF Download

Kitaplioglu, C., Caradonna, F.X, McCluer, M.,"An Experimental Study of Parallel Blade-Vortex Interaction Aerodynamics and Acoustics Utilizing an Independently Generated Vortex", NASA/TM-1999-208790 Data CD and PDF Download

Maier, T. H., Sharpe, D. L. and Abrego, A. I., "Aeroelastic Stability for Straight and Swept-Tip Rotor Blades in Hover and Forward Flight," Proceedings of the 55th Annual Forum of the American Helicopter Society, May 1999. Download

Moulton, M. A., Wenren, Y. and Caradonna, F. X., "Free-Wake Hover Flow Prediction with a Hybrid Potential/Navier-Stokes Solver," Proceedings of the 55th Annual Forum of the American Helicopter Society, May 1999.

Narramore, J. C., McCroskey, W. J. and Noonan, K. W., "Design and Evaluation of Multi-Element Airfoils for Rotorcraft," Proceedings of the 55th Annual Forum of the American Helicopter Society, May 1999.

Nguyen, K., "Active Suppression of Stall on Helicopter Rotors," Proceedings of the 25th European Rotorcraft Forum, Rome, Italy, September 1999. Download

Swanson, S. M., McCluer, M. S., Yamauchi, G. K. and Swanson, A. A., "Airloads Measurements from a 1/4-Scale Tiltrotor Wind Tunnel Test," Proceedings of the 25th European Rotorcraft Forum, Rome, Italy, September 1999. Download

van Aken, J. M., "Multi-Component Balance Load Estimation Using Neural Networks," AIAA-99-0940, presented at the 37th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, 11-14 January 1999. Download

Yamauchi, G. K., Burley, C. L., Mercker, E., Pengel, K. and JanakiRam, R., "Flow Measurements of an Isolated Model Tilt Rotor," Proceedings of the 55th Annual Forum of the American Helicopter Society, May 1999. Download

Young, L. A., Booth, E. R., Jr., Yamauchi, G. K., Botha, G. and Dawson, S., "Overview of the Testing of a Small-Scale Proprotor," Proceedings of the 55th Annual Forum of the American Helicopter Society, May 1999. Download