XV-15 litho - NASA's History Office

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170 Edenborough, H. K. “Investigation of Tilt-Rotor VTOL Aircraft Rotor-Pylon Stability.” Presented at AIAA 5th Aerospace Sciences Meeting, New York, New York, AIAA Paper 67-17, January 1967. Edenborough, H. K.; Gaffey, T. M.; Weiberg, J. A. “Analysis and Tests Confirm Design of Proprotor Aircraft.” Presented at AIAA 4th Aircraft Design, Flight Test, and Operations Meeting, Los Angeles, California, Paper 72-803, August 1972. Edenborough, H. Kipling. “Investigation of Tilt-Rotor VTOL Aircraft Rotor-Pylon Stability.” Journal of Aircraft, vol. 5, no. 2, March–April 1968, pp. 97–105. Edmunds, R. S.; Vangaasbeek, J. “Pilot Modeling and Control Augmentation for the XV-15 in In-Ground-Effect Hover.” AIAA Paper 84-1892, 1984. Edwards, Bryan D. “XV-15 Tilt Rotor Aircraft Noise Characteristics.” AHS 46th Annual Forum and Technology Display, Washington, D.C., May 21-23, 1990. Espinosa, Paul S.; Groepler, David R. “TiltRotor Research Aircraft Composite Blade Repairs: Lessons Learned.” NASA TM-103875, 1991. Farrell, Michael K. “Aerodynamic Design of the V-22 Osprey Proprotor.” Presented at the 45th Annual Forum and Tech. Display of the AHS, Boston, Massachusetts, May 22-24, 1989. Felker, F. F.; Maisel, M. D.; Betzina, M. D. “Full-Scale Tilt-Rotor Hover Performance.” AHS, 41st Annual Forum, Fort Worth, Texas, May 15–17, 1985. Ferguson, S. W.; Hanson, G. D.; Churchill, G. B. “Simulation Validation of the XV-15 Tilt Rotor Research Aircraft.” AHS, 40th Annual Forum, Arlington, Virginia, May 16–18, 1984. Ferguson, Samuel W.; Kocurek, J. David. “Rotorwash Flow Fields: Flight Test Measurement, Prediction Methodologies, and Operational Issues.” Presented at the AHS Vertical Lift Design Conference, San Francisco, California, January 17-19, 1991. Few, D. D.; Edenborough, H. K. “Tilt-Proprotor Perspective.” Aeronautics and Astronautics, December 1977. Fradenburgh, Evan. “Improving Tilt Rotor Aircraft Performance With Variable Diameter Rotors.” Presented at the Fourteenth European Rotorcraft Forum, Milan, Italy, September 20-23, 1988. Frick, J. K.; Johnson, W. “Optimal Control Theory Investigation of Prop Rotor/Wing Response to Vertical Gust.” NASA TM X-62384, September 1974.
Gaffey, T. M.; Yen, J. G.; Kvaternik, R. G. “Analysis and Model Tests of the Proprotor Dynamics of a Tilt-Proprotor VTOL Aircraft.” U.S. Air Force V/STOL Technology and Planning Conference, Las Vegas, Nevada, September 1969. Gaffey, Troy M. “The Effect of Positive Pitch-Flap Coupling (Negative d3) on Rotor Blade Motion Stability and Flapping.” Paper No. 227, Presented at the 24th Annual Forum of the AHS, Washington, DC, May 8–10, 1968. Gaffey, Troy M.; Maisel, Martin D. “Measurement of Tilt Rotor VTOL Rotor Wake-Airframe-Ground Aerodynamic Interference for Application to Real-Time Flight Simulation.” Presented at AGARD Conference on V/STOL Aerodynamics, CPP-143, Delft, Netherlands, April 1974. George, A. R.; Coffen, C. D.; Ringler, T. D. “Advances in Tilt Rotor Noise Prediction.” Proceedings of the DGLR/AIAA Aeroacoustics Conference, Aachen, Germany, May 11–14, 1992. George, Albert R.; Smith, Charles A.; Maisel, Martin D.; Breiger, John T. “Tilt Rotor Aeroacoustics.” Presented at the 45th Annual Forum and Tech. Display of the AHS, Boston, Massachusetts, May 22-24, 1989. Gibs, J.; Stepniewski, W.; Spencer, R.; Kohler, G. “Noise Reduction of a Tilt Rotor Aircraft Including Effects on Weight and Performance” (NASA Contract NAS2-6784). NASA CR-114638, Boeing Report D222-10062-1, June 1973. Gillmore, K. B. “Survey of Tilt Rotor Technology Development.” AGARD Flight Mechanics Panel Meeting, Langley Research Center, September 20-23, 1971. Golub, Robert A.; Conner, David A.; Becker, Lawrence E.; Rutledge, C. Kendall; Smith, Rita A. “Some Far-Field Acoustics Characteristics of the XV-15 Tilt Rotor Aircraft.” AIAA Paper 90-3971, 1990. Haffner, R. “The Case for the Convertible Rotor. Tenth Cierva Memorial Lecture.” Journal of the Royal Aeronautical Society, vol. 75, August 1975. Hall, W. E. “Preliminary Flight Test Planning for XV-15 Tilt Rotor Aircraft.” NASA CR-152392, 1979. Hall, W. Earl, Jr. “Prop-Rotor Stability at High Advance Ratios.” Journal of the American Helicopter Society, vol. 11, no. 2, April 1966, pp. 11–26. Ham, N. D.; et al. “A Study of Gust and Control Response of Model Rotor- Propellers in a Wind Tunnel Airstream.” NASA CR-137756, August 1975. Ham, N.D.; Whitaker, H. P. “A Wind Tunnel Investigation of the Tilt-Rotor Gust Alleviation Systems.” NASA CR-152264, January 1978. 171
Page 1:
The History of The XV-15 Tilt Rotor
Page 5:
Contents Prologue . . . . . . . . .
Page 9:
Dedication The story of the success
Page 13:
Foreword The development of tilt ro
Page 17 and 18:
List of Figures Figure 1 Leonardo d
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Figure 41 Simultaneous static test
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Figure A-2 Transcendental Model 2 t
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List of Acronyms AARL Army Aeronaut
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TRENDS Tilt Rotor Engineering Datab
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Figure 2. Illustration of vertical
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Figure 4. McDonnell XV-1 compound h
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Figure 7. Henry Berliner tiltpropel
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Top: Figure 9. The Baynes Heliplane
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Figure 13. Illustration from the Ha
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Figure 17. Bob Lichten, extreme lef
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Figure 20. Tiedown tests of the XV-
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16 Research and Engineering), obtai
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18 management continued to show int
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20 Building the Technology Base Aer
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Figure 25. Bell 25-ft. diameter pro
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Figure 28. Performance tests of 5-f
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Figure 31. Bell 25-ft. diameter pro
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28 Tilt Rotor Research Aircraft Pro
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30 During the late 1960s and early
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32 range of loading conditions and
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34 The initial projected cost of $4
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Figure 35. Illustration of the Boei
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Figure 36. 1/5 scale XV-15 model in
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40 under the contract. To accomplis
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42 Aircraft Development The primary
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44 Test stand angle box Test stand
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Figure 40. Proprotor response to co
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Figure 41. Simultaneous static test
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50 helicopters. For the conversion
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52 Prior to the start of flight ope
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Figure 44. Initial Bell tiedown sho
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56 degrees 25 and a brief assessmen
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Figure 45. XV-15 in the Ames Resear
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60 NAVAIR managers as a means of de
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Figure 46. Government and Bell pers
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Figure 49. Tiedown test facility at
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66 Wheel height Top: Figure 51. Met
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68 Symmetric beam mode Antisymmetri
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Figure 55. XV-15 during short takeo
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Top: Figure 56. Flow visualization
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74 during “degraded” flight con
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Figure 59. Hover acoustics tests du
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78 Nose weight Top: Figure 61. Typi
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80 Following the completion of cont
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82 After the proprotors stopped, th
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84 sudden stoppage of the right eng
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86 A reconversion to the helicopter
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88 Paris Air Show By early 1981, th
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90 enroute from Farnborough to Fran
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Top: Figure 66. Senator Goldwater i
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Figure 69. Shipboard evaluations of
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Figure 71. XV-15 at the New York Po
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98 Crash (October 16 and 17, 1991).
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100 The End of an Era By the mid 19
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Top: Figure 73. XV-15 at the Dallas
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104 management system was very effe
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106 could make use of the same flig
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Figure 76. The Bell tilt rotor eagl
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110 demonstrations two years earlie
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112 Future Tilt Rotor Aircraft By t
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114 tiltrotor aircraft program. Thi
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116 Model 1-G Characteristics Power
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Figure A-3. Transcendental Model 2
Page 146 and 147: Figure A-4. XV-3 three-view drawing
Page 148 and 149: Figure A-5. XV-3 inboard drawing, s
Page 150 and 151: Nacelle angle (degrees) 124 120 90
Page 152 and 153: Figure A-8. General layout and majo
Page 154 and 155: Figure A-9. Side view inboard profi
Page 156 and 157: Figure A-11. XV-15 height-velocity
Page 158 and 159: 132 Weight Design . . . . . . . . .
Page 160 and 161: 134 WBS LEVEL: Bell Army/NASA I II
Page 162 and 163: 136 US Army Air Mobility Research a
Page 164 and 165: 138 Army/NASA (continued) Staff (19
Page 166 and 167: 140 Appendix C—Chronology 1452-15
Page 168 and 169: 142 1968 Boeing Vertol awarded cont
Page 170 and 171: 144 November, Initial piloted simul
Page 172 and 173: 146 24 March 1982 XV-15 demonstrate
Page 174 and 175: 148 30 July 1987 FAA/NASA/DOD Tilt
Page 176 and 177: 150 21 August 1990 V-22 reached 340
Page 178 and 179: 152 14 June 1993 The Department of
Page 180 and 181: 154 Appendix D—Awards and Records
Page 182 and 183: Figure D-1. Jean Tinsley, first wom
Page 184 and 185: Figure E-3. XV-15 flying by the Sta
Page 186 and 187: Figure E-7. Bell test pilots Roy Ho
Page 188 and 189: Figure E-11. Ken Wernicke, Bell til
Page 190 and 191: 164 Appendix F—Bibliography Tilt
Page 192 and 193: 166 Ball, J. C. “XV-15 Shipboard
Page 194 and 195: 168 Churchill, G. B.; Dugan, D. C.
Page 198 and 199: 172 Harendra, P. B.; Joglekar, M. J
Page 200 and 201: 174 Kvaternik, Raymond G. “Studie
Page 202 and 203: 176 Magee, J. P.; Pruyn, R. “Pred
Page 204 and 205: 178 Martin, Stanley, Jr.; Erb, Lee
Page 206 and 207: 180 Rutledge, Charles K.; George, A
Page 208 and 209: 182 Tischler, M. B.; Leung, J. G. M
Page 210 and 211: 184 Whitaker, H. L.; Cheng, Yi. “
Page 212 and 213: 186 Daniel C. Dugan Daniel Dugan gr
Page 214 and 215: 188 Carnet, 88 Carpenter, Ron, 91 C
Page 216 and 217: 190 Moffett Airfield, Moffett Field
Page 219 and 220: Monographs in Aerospace History Lau
Page 222: National Aeronautics and Space Admi
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