Discussion: “Motion of a Small High-Speed Rotor in 3 Types of Foil Bearings” (Licht, L., and Branger, M., 1975, ASME J. Lubr. Technol., 97, pp. 270–280)

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A., and Silver, A., "Applications of Air Bearings to High-Speed Turbomachinery," SAE Paper No. 700720, Combined National Farm, Construction & Industrial Machinery and Powerplant Meeting, Wisconsin, Sept. 1970. 17 Heuer, D. F., and Collins, R. A., "Dynamic and Environmental Evaluation of Compliant Foil Gas Lubricated Bearings," Technical Report AFAPL-TR-73-56, Air Force Aero Propulsion Laboratory, Wright-Patterson Air Force Base, Ohio, June 1973. 18 Licht, L., "An Experimental Study of High-Speed Rotors Supported by Air-Lubricated Foil Bearings. Part 1: Rotation in Pressurized and Self-Acting Foil Bearings, and Part 2: Response to Impact and to Periodic Excitation," JOURNAL OF LUBRICATION TECHNOLOGY, TRANS. ASME, Series F, Vol. 91, No. 3, July 1969, pp. 447-505. 19 Licht, L., "The Dynamic Characteristics of a Turborotor Simulator Supported on Gas-Lubricated Foil Bearings. Part 1: Response to Rotating Imbalance and Unidirectional Excitation, Part 2: Operation with Heating and Thermal Gradients, and Part 3: Rotation with Foil Bearings of Reduced Length with Starting and Stopping Unaided by External Pressurization," JOURNAL OF LUBRICATION TECHNOLOGY, TRANS. ASME, Series F, Vol. 92, No. 4, Oct. 1970, pp. 630-660, and Vol. 94, No. 3, July 1972, pp. 211-222. 20 Eshel, A., "Dynamic Analysis of Three-Foil Rotor Support System in Zero-Gravity Environment," JOURNAL OF LUBRICATION TECHNOLOGY, TRANS. ASME, Series F, Vol. 92, No. 4, Oct. 1970, pp. 617629. 21 Licht, L, Branger, M. and Anderson, W. J., "Gas-Lubricated Foil Bearings for High-Speed Turbo-Alternator. Construction and Performance," Paper No. 73-Lub-5, ASME-ASLE Joint Lubrication Conference, Atlanta, Georgia, Oct. 1973. JOURNAL OF LUBRICATION TECHNOLOGY, TRANS. ASME, Series F, Vol. 96, No. 2, Apr. 1974, pp. 215-223. 22 Licht, L., and Branger, M., "Design, Fabrication and Performance of Foil Journal Bearings for the Brayton Rotating Unit (BRU)," NASA Report No. CR-2243, Contract No. NAS3-15341, NASA Lewis Research Center, Cleveland, Ohio, July 1973. 23 Davis, J. E., Gildersleeve, R. B., and Pietsch, A., "The Design and Fabrication of the Brayton Rotating Unit (BRU)," AiResearch Manufacturing Company of Arizona, Final Report No. APS-5334-R, Contract No. NAS3-9427, NASA Lewis Research Center, Cleveland, Ohio, May 1971.