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TECHNICAL PAPERS

Numerical Analysis of Dynamic Coefficients for Gas Film Face Seals

[+] Author and Article Information
Yuchuan Liu

State Key Laboratory of Tribology, Tsinghua University, Beijing 100084, China

Xinmin Shen

School of Mechanical Engineering and Automation, Beijing University of Aeronautics and Astronautics, Beijing 100083, China

Wanfu Xu

Lubrication Technology Research Center, Shenyang Institute of Technology, Shenyang 110015, China

J. Tribol 124(4), 743-754 (Sep 24, 2002) (12 pages) doi:10.1115/1.1472459 History: Received June 13, 2001; Revised February 12, 2002; Online September 24, 2002
Copyright © 2002 by ASME
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References

Manaloski,  S. B., and Pan,  C. H. T., 1965, “The Static and Dynamic Characteristic of the Spiral-Grooved Thrust Bearing,” ASME J. Basic Eng., 87, pp. 547–558.
Lund,  L., 1968, “Calculation of Stiffness and Damping Properties of Gas Bearings,” ASME J. Lubr. Technol., 90, pp. 793–803.
Zhou, H., 1981, “A High Order, Isoparametric, Finite Element Method for the Calculation of Static and Perturbed Frequency Characteristics of Spiral-Grooved Self Acting Gas Bearings,” Proc. 8th International Gas Bearing Symposium, BHRA Fluid Engineering, Cranfield, England, pp. 229–236.
Wang, Y., 1988, “Stability Study of High Speed Gas Lubricated Floating Ring Combined With Aerostatic/Areodynamic Hybrid Bearing,” Ph.D. thesis, Beijing University of Aeronautics and Astronautics, Beijing, China.
Mao,  Q., Chen,  Z., and Li,  Z., 1993, “Study on An Aerodynamic Thrust Bearing with Elastically Supported Swing Pads,” Journal of Beijing Institute of Technology, 13(S1), pp. 25–28.
Zhang, R., 1994, “Stability of High-Speed Gas Bearing,” Ph.D. thesis, Beijing University of Aeronautics and Astronautics, Beijing, China.
Liu,  Q. L., and Chen,  C. Z., 1999, “Mathematical Model for Gas Bearing With Holes of Tangential Supply,” ASME J. Tribol., 121, pp. 301–305.
Cheng,  H. S., Chow,  C. Y., and Wilcock,  D. F., 1968, “Behavior of Hydrostatic and Hydrodynamic Noncontacting Face Seals,” ASME J. Lubr. Technol., 90, pp. 510–519.
Gabriel,  R. P., 1979, “Fundamentals of Spiral Groove Noncontacting Face Seals,” Lubr. Eng., 35, pp. 367–375.
DiRusso, E., 1983, “Design Analysis of a Self-Acting Spiral Groove Ring Seal for Counter-Rotating Shaft,” Paper No. AIAA-83-1134.
Bonneau,  D., Huitric,  J., and Tournerie,  B., 1993, “Finite Element Analysis of Grooved Gas Thrust Bearings and Grooved Gas Face Seals,” ASME J. Tribol., 115, pp. 348–354.
Cai,  W., 1994, “Theory Research of Spiral-Grooved Gas Seal,” Journal of Wuhan University of Technology, 16(4), pp. 118–122.
Zirkelback,  N., and San Andres,  L., 1999, “Effect of Frequency Excitation on Force Coefficients of Spiral Groove Gas Seals,” ASME J. Tribol., 121, pp. 734–737.
Shen, X., Wen, Y., Sun, X., et al., 1991, Fundamentals of Tribology, Beijing University of Aeronautics and Astronautics Press, Beijing, China.
Liu, D., Liu, Y., and Chen, S., 1990, Hydrostatic Gas Lubrication, Harbin Institute of Technology Press, Harbin, China.
Liu, Y., 1999, “Behavior of Gas Film Face Seal,” Ph.D. thesis, Beijing University of Aeronautics and Astronautics, Beijing, China.
Shihe, J., 1988, Gas Bearing—Design, Manufacture and Application, Astronautics Press, Beijing, China.
James,  D. D., and Potter,  A. F., 1967, “Numerical Analysis of Gas-Lubricated Spiral-Groove Thrust Bearing-Compressor,” ASME J. Lubr. Technol., 89, pp. 439–444.
Galetuse,  S., and Constantinescu,  V. N., 1987, “Stability of the Inward Pumping, Annular, Spiral Grooved Thrust Gas Bearing,” Rev. Roum. Sci. Tech., Ser. Mec. Appl., 32, pp. 451–467.
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Gu, Y., 1994, Mechanical Face Seals, The University of Petroleum Press, Dongying, China.

Figures

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Scheme of mesh dividing and node numbering for one pair of groove and land
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Comparison with MTI’s results for externally pressurized annular gas thrust bearing
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Comparison with available numerical results for spiral groove gas thrust bearings
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Comparison with the results of Malanoski and Pan and Zirkelback and San Andres (a) dimensionless load and static axial stiffness versus compressibility number; (b) dimensionless dynamic axial stiffness versus frequency number for various compressibility numbers; and (c) dimensionless dynamic axial damping versus frequency number for various compressibility numbers.
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Comparison with the results of Galetuse and Constantinescu: (a) Critical mass versus compressibility number; and (b) critical frequency ratio versus compressibility number
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18 dynamic coefficients versus compressibility number Λ with γcr=0.5: (a) Nine stiffness coefficients; and (b) nine damping coefficients
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18 dynamic coefficients versus critical frequency ratio γcr with Λ=100: (a) Nine stiffness coefficients; and (b) nine damping coefficients

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