Analysis of squeeze film dampers operating with bubbly lubricants

Journal of Tribology

Volumn 122, Issue 1, 2000, Pages 205-210

  Tao, Luoyi ^a   Diaz, Sergio ^a   San Andrés, Luis ^a   Rajagopal, K R ^a  

^a Texas AandM University   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTATIONAL METHODS; DAMPING; LUBRICANTS; MACHINE VIBRATIONS; MATHEMATICAL MODELS;

SQUEEZE FILM DAMPERS (SFD);

GAS LUBRICATED BEARINGS;

BUBBLE; DAMPER; LUBRICANT; SQUEEZE FILM;

EID: 0033627419     PISSN: 07424787     EISSN: None     Source Type: Journal    
DOI: 10.1115/1.555344     Document Type: Conference Paper

References (20)

1. Atkin, R. J., and Craine, R. E., 1976, "Continuum Theories of Mixtures: Basic Theory and Historical Development," Quarterly Journal of Mechanics and Applied Mathematics, Vol. 29, pp. 209-244.
2. Bowen, R. M., 1976, "Theory of Mixtures," Continuum Mechanics III, A. C. Eringen, ed., Academic Press, N.Y.
3. Brewe, D. E., Ball, J. H., and Khonsari, M. M., 1990, editors, "Current Research in Cavitating Fluid Films," STLE Special Publication SP-28.
4. Chamniprasart, K., Al-Sharif, A., Rajagopal, K. R., and Szeri, A. Z., 1993, "Lubrication with Binary Mixtures: Bubbly Oil," ASME JOURNAL OF TRIBOLOGY, Vol. 115, pp. 253-260.
5. Childs, D., 1993, Turbomachinery Rotordynamics, Wiley, New York.
6. Diaz, S., 1999, "The Effects of Air Entrainment on the Forced Performance of Squeeze Film Dampers: Experiments and Analysis," Ph.D. dissertation, Department of Mechanical Engineering, Texas A&M University, May.
7. Diaz, S., and San Andrés, L., 1998a, "Measurements of Pressure in a Squeeze Film Damper with an Air/Oil Bubbly Mixture," STLE Tribology Transactions, Vol. 41, 2, pp. 282-288.
8. Diaz, S., and San Andrés, L., 1998b, "Reduction of the Dynamic Load Capacity in a Squeeze Film Damper Operating with a Bubbly Lubricant," ASME Paper 98-GT-109, accepted for publication at ASME Journal of Gas Turbines and Power.
9. Diaz, S., and San Andrés, L., 1998c, "Effects of Bubbly Flow on the Dynamic Pressure Fields of a Test Squeeze Film Damper," 1998 ASME Fluids Engineering Division Summer Meeting, Washington, DC, June, Paper FEDSM98-5070.
10. Diaz, S., and San Andrés, L., 1999a, "A Method for Identification of Bearing Force Coefficients and its Application to a Squeeze Film Damper with a Bubbly Lubricant," presented at STLE Annual Meeting, Nevada, May (STLE Preprint 99-AM-5).
11. Diaz, S., and San Andrés, L., 1999b, "Air Entrainment vs. Lubricant Vaporization in Squeeze Film Dampers," ASME Paper 99-GT-187, accepted for publication at ASME Journal of Gas Turbines and Power.
12. Dowson, D., Godet, M., and Taylor, C. M., 1974, editors, "Cavitation and Related Phenomena in Lubrication," ImechE, England.
13. Feng, N. S., and Hahn, E. J., 1986, "Density and Viscosity Models for Two-Phase Homogeneous Hydrodynamic Damper Fluids," ASLE Transactions, Vol. 29, pp. 361-369.
14. Hayward, A. T., 1961, "The Viscosity of Bubbly Oil," N.E.L. Fluids Report No. 99, National Engineering Laboratory, UK.
15. Pinkus, O., 1990, Thermal Aspects of Fluid Film Tribology, ASME Press, New York, pp. 317-326.
16. Rajagopal, K. R., and Tao, L., 1995, "Mechanics of Mixtures," Series on Advances in Mathematics for Applied Sciences, Vol. 35, World Scientific, Singapore.
17. San Andrés, L., and Vance, J. M., 1986, "Effects of Fluid Inertia and Turbulence on the Force Coefficients for Squeeze Film Dampers," ASME Journal of Engineering for Gas Turbines and Power, Vol. 108, pp. 332-339.
18. Tao, L., and Rajagopal, K. R., 1997, "Flows of Bubbly Liquids," Journal of Applied Mechanics and Engineering (to appear).
19. Taylor, G. I., 1932, "The Viscosity of a Fluid Containing Small Drops of Another Fluid," Proceedings of the Royal Society, Series A138, pp. 41-48.
20. th Turbomachinery Symposium, Texas A&M University, Sept., pp. 169-188.