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1
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3242860018
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Model Helicopter Rotor High Speed Impulsive Noise: Measured Acoustics and Blade Pressures
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paper presented Stresa, Italy, Sep
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Boxwell, D. A., Schmitz, F. H., Splettstoeser, W. R. and Schultz, K. J., "Model Helicopter Rotor High Speed Impulsive Noise: Measured Acoustics and Blade Pressures," paper presented at the Ninth European Rotorcraft Forum, Stresa, Italy, Sep 1983.
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(1983)
Ninth European Rotorcraft Forum
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Boxwell, D.A.1
Schmitz, F.H.2
Splettstoeser, W.R.3
Schultz, K.J.4
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2
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84873722241
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Comparative Measurements of the Unsteady Pressures and the Tip Vortex Parameters on Four Oscillating Wing Tip Models
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paper presented paper No. 9, The Hague, The Netherlands, Aug
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Wagner, W. J., "Comparative Measurements of the Unsteady Pressures and the Tip Vortex Parameters On Four Oscillating Wing Tip Models," paper presented at the Tenth European Rotorcraft Forum, paper No. 9, The Hague, The Netherlands, Aug 1984.
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(1984)
Tenth European Rotorcraft Forum
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Wagner, W.J.1
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3
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4244006781
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NASA CR-189626, May
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Meadowcroft, T., Dadone, L. and Sternfeld, H., "Advanced Concepts for Rotorcraft Noise Reduction due to Blade-Vortex Interaction by Vortex Alleviation Devices," NASA CR-189626, May 1992.
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(1992)
Advanced Concepts for Rotorcraft Noise Reduction Due to Blade-Vortex Interaction by Vortex Alleviation Devices
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Meadowcroft, T.1
Dadone, L.2
Sternfeld, H.3
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5
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0005226010
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NASA CR-181853, June
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Catlin, G., Dadone, L. and Spencer, R., "Results of an Experimental Investigation of Blade Tip Vortex Modification Devices," NASA CR-181853, June 1989.
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(1989)
Results of An Experimental Investigation of Blade Tip Vortex Modification Devices
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Catlin, G.1
Dadone, L.2
Spencer, R.3
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6
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0343996048
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Studies of Blade-Vortex Interaction Noise Reduction by Rotor Blade Modification
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paper presented Williamsburg, Virginia, May
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Brooks, T. F., "Studies of Blade-Vortex Interaction Noise Reduction by Rotor Blade Modification," paper presented at Noise-Con 93. Williamsburg, Virginia, May 1993.
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(1993)
Noise-Con 93
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Brooks, T.F.1
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7
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84883703983
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Effect of An Anhedral Sweptback Tip on the Performance of a Helicopter Rotor
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paper presented paper No. 2.4, Arles, France, Sep
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Dcsopper. A., Lafon, P., and Prieur, P. J., "Effect of An Anhedral Sweptback Tip on the Performance of A Helicopter Rotor," paper presented at the Thirteenth European Rotorcraft Forum, paper No. 2.4, Arles, France, Sep 1987.
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(1987)
Thirteenth European Rotorcraft Forum
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Dcsopper, A.1
Lafon, P.2
Prieur, P.J.3
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8
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5644304046
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Winglets on Rotor Blades in Forward Flight-A Theoretical and Experimental Investigation
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paper presented paper No. 10, Milan, Italy, Sep
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Muller, R. H. G., "Winglets on Rotor Blades in Forward Flight-A Theoretical and Experimental Investigation," paper presented at the Fourteenth European Rotorcraft Forum, paper No. 10, Milan, Italy, Sep 1988.
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(1988)
Fourteenth European Rotorcraft Forum
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Muller, R.H.G.1
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9
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5644222933
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NASA TM 101624, July
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Brooks, T. F., Booth, E. R., Jolly, R. J., Yeager, W. T. and Wilbur, M. L., "Reduction of Blade-Vortex Interaction Noise Using Higher Harmonic Pitch Control," NASA TM 101624, July 1989.
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(1989)
Reduction of Blade-Vortex Interaction Noise Using Higher Harmonic Pitch Control
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Brooks, T.F.1
Booth, E.R.2
Jolly, R.J.3
Yeager, W.T.4
Wilbur, M.L.5
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10
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0029455577
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Wind Tunnel Test of an Active Flap Rotor: BVI Noise and Vibration Reduction
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paper presented May
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Dawson, S.. Marcolini, M., Booth, E., Straub, F., Hassan, A. A., Tadghighi, H. and Kelly, H., "Wind Tunnel Test of an Active Flap Rotor: BVI Noise and Vibration Reduction," paper presented at the 51st Forum of the American Helicopter Society, May 1995.
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(1995)
51st Forum of the American Helicopter Society
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Dawson, S.1
Marcolini, M.2
Booth, E.3
Straub, F.4
Hassan, A.A.5
Tadghighi, H.6
Kelly, H.7
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12
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4244006759
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NASA TM X-3314, Dec
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Pegg, R. J., Hosier, R. N., Balcerak, J. C., and Johnson, H. K., "Design and Preliminary Tests of a Blade Tip Air Mass Injection System for Vortex Modification and Possible Noise Reduction on A Full-Scale Helicopter Rotor," NASA TM X-3314, Dec 1975.
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(1975)
Design and Preliminary Tests of a Blade Tip Air Mass Injection System for Vortex Modification and Possible Noise Reduction on A Full-Scale Helicopter Rotor
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Pegg, R.J.1
Hosier, R.N.2
Balcerak, J.C.3
Johnson, H.K.4
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13
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0029464073
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Validation of ONERA Acroacoustic Prediction Methods for Blade-Vortex. Interaction Using HART Test Results
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paper presented May
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Beaumier, P. and Spiegel, P., "Validation of ONERA Acroacoustic Prediction Methods For Blade-Vortex. Interaction Using HART Test Results," paper presented at the 51st Annual Forum of the American Helicopter Society, May 1995.
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(1995)
51st Annual Forum of the American Helicopter Society
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Beaumier, P.1
Spiegel, P.2
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14
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5644245941
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A Consistent Approach for Modeling the Aerodynamics of Self-Generated Rotor Blade Vortex Interactions
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paper presented May
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Hassan, A. A., Charles, B. D., Tadghighi, H., and Burley, C., "A Consistent Approach For Modeling The Aerodynamics Of Self-Generated Rotor Blade Vortex Interactions," paper presented at the 49th Annual Forum of the American Helicopter Society, May 1993.
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(1993)
49th Annual Forum of the American Helicopter Society
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Hassan, A.A.1
Charles, B.D.2
Tadghighi, H.3
Burley, C.4
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15
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5644277338
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Johnson Aeronautics, Palo Alto, CA
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Johnson, W., "A Comprehensive Analytical Model of Rotorcraft Aerodynamics and Dynamics Vol I: Theory Manual, Vol II: Users Manual" Johnson Aeronautics, Palo Alto, CA, 1988.
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(1988)
A Comprehensive Analytical Model of Rotorcraft Aerodynamics and Dynamics Vol I: Theory Manual, Vol II: Users Manual
, vol.1-2
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Johnson, W.1
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16
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0003575557
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Massachusetts Institute of Technology, Acroelastic and Structures Research Laboratory report ASRL TR-138-1, June
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Scully, M. P., "A Method of Computing Helicopter Vortex Wake Distortion," Massachusetts Institute of Technology, Acroelastic and Structures Research Laboratory report ASRL TR-138-1, June 1967.
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(1967)
A Method of Computing Helicopter Vortex Wake Distortion
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Scully, M.P.1
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