Current research activities in drive system technology in support of the NASA rotorcraft program

American Helicopter Society, AHS Vertical Lift Design Conference

Volumn 2006, Issue , 2006, Pages 123-136

  Handschuh, Robert F ^a   Zakrajsek, James J ^a  

^a NASA GLENN RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EMERGENCY LUBRICATION SYSTEM OPERATION; HEAVY LIFT ROTORCRAFT PROGRAM; NASA ROTORCRAFT PROGRAM;

COST EFFECTIVENESS; LUBRICATION; NOISE ABATEMENT; RESEARCH AND DEVELOPMENT MANAGEMENT; THERMAL EFFECTS;

ROTORS;

EID: 33646539140     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (21)

1. Heath, G., and Bossler, R.: Advanced Rotorcraft Transmission (ART) Program-Final Report, NASA CR-191057, ARL-CR-14, January 1993.
2. Handschuh, R., Lewicki, D., and Bossler, R.: "Experimental Testing of Prototype Face Gears for Helicopter Transmissions," Proc. of Institute of Mechanical Engineering, Vol. 208, 1994.
3. Lewicki, D., Handschuh, R., Heath, G. and Sheth, V.: Evaluation of Carburized and Ground Face Gears, Journal of the American Helicopter Society, Vol. 45, No. 2, pp. 118-124, April, 2000.
4. Litvin, F., Fuentes, A., Zanzi, C., and M. Pontiggia, M.: Face Gear Drive With Spur Involute Pinion: Geometry, Generation by a Worm, Stress Analysis, NASA CR-2002-211362, ARL-CR-491, February, 2002.
5. Litvin, F., Nava, A., Fan, Q. and Fuentes, A.: New Geometry of Worm Face Gear Drives With Conical and Cylindrical Worms: Generation, Simulation of Meshing, and Stress Analysis, NASA CR-2002-211895, ARL-CR-0511, November, 2002.
6. Litvin, F., Fuentes, A., Gonzalez-Perez, I., Piscopo, A. and Ruzziconi, P.: Face Gear Drive With Helical Involute Pinion: Geometry, Generation by a Shaper and a Worm, Avoidance of Singularities and Stress Analysis, NASA CR-2005-213443, ARL-CR-557, February 2005.
7. Lewicki, D., Handschuh, R., Henry, Z., and Litvin, F.: Low-Noise, High-Strength, Spiral Bevel Gears for Helicopter Transmissions, AIAA Journal of Propulsion and Power, Vol. 10, No. 3, pp. 356-361, 1994.
8. Litvin, F., Zhang, Y., and Handschuh, R.: Computerized Design of Low-Noise Face-Milled Spiral Bevel Gears, NASA TM-106713, ARL-TR-306, September 1994.
9. Lewicki, D., Handschuh, R., Henry, Z., and Litvin, F.: Improvements in Spiral Bevel Gears to Reduce Noise and Increase Strength, NASA TM-106613, ARL-TR-459, September 1994.
10. AMSI/AMGA 2001-C95, Fundamental Rating Factors and Calculation Methods for Involute Spur and Helical Gear Teeth, American Gear Manufacturers Association, Alexandria, VA, October 1994.
11. Litvin, F., Fuentes, A., Vecchiato, D., and Gonzalez-Perez, I.: New Design and Improvement of Planetary Gear Trains, NASA CR-2004-213101, ARL-CR-540, July 2004.
12. Handschuh, R., and Kilmain, C.: Efficiency of High-Speed Helical Gear Trains, TM-2003-212222, ARL-TR-2968, April 2003.
13. Handschuh, R. and Kilmain, C.: Experimental Study of the Influence of Speed and Load on Thermal Behavior of High-Speed Helical Gear Trains, TM-2005-213632, ARL-TR-3488, July 2005.
14. Handschuh, R., and Morales, W.: Lubrication System Failure Baseline Testing on an Aerospace Quality Gear Mesh, NASA TM-2000-209954, ARL-tr-2214, May 2000.
15. Morales, W. and Handschuh, R.: A Preliminary Study on the Vapor/Mist Lubrication of a Spur Gearbox, STLE Jour. of Lubrication Engineering, Vol. 56, No. 9, pp. 14-19, 2000.
16. Dempsey, P, Handschuh, R., and Afjeh, A.: Spiral Bevel Gear Damage Detection Using Decision Fusion Analysis, NASA TM-2002-211814, ARL-TR-2744, August 2001.
17. Dempsey, P., Certo, J., Handschuh, R., and Dimofte, F.: Hybrid Bearing Prognostic Test Rig, NASA/TM-2005-211814, ARL-TR-3454, August 2005.
18. Johnson, W.; Yamauchi, G.K.; and Watts, M.E. "NASA Heavy Lift Rotorcraft Systems Investigation." NASA/TP - 2005-213467 (to be published).
19. D'Angelo, M.: Wide Speed Range Turboshaft Study, NASA CR-198380, August 1995.
20. Bossler, R.: Vertical Lift Drive Systems Concepts Studies, NASA/CR-2002-211563, ARL-CR-496, June 2002.
21. Kish, J.: Vertical Lift Drive System Concept Studies, Variable Speed/Tow-Speed Transmissions, NASA/CR-2002-211564, ARL-CR-495, June 2002.