Analysis of gas lubricated foil thrust bearings using coupled finite element and finite difference methods

Journal of Tribology

Volumn 122, Issue 1, 2000, Pages 199-204

  Heshmat, Crystal A ^a   Xu, David S ^a   Heshmat, Hooshang ^a  

^a MOHAWK INNOVATIVE TECHNOLOGY INC   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

COMPRESSIBLE FLOW; CONVERGENCE OF NUMERICAL METHODS; ELASTICITY; FINITE DIFFERENCE METHOD; FINITE ELEMENT METHOD; FOIL BEARINGS; HYDRODYNAMICS; ITERATIVE METHODS; THRUST BEARINGS;

HYDRODYNAMIC EQUATIONS;

GAS LUBRICATED BEARINGS;

FINITE DIFFERENCE TECHNIQUE; FINITE ELEMENT METHOD; FOIL BEARING; THRUST BEARING;

EID: 0033627418     PISSN: 07424787     EISSN: None     Source Type: Journal    
DOI: 10.1115/1.555343     Document Type: Conference Paper

References (14)

1. Castelli, V., and Pirvics, J., 1968, "Review of Numerical Methods in Gas Bearing Film Analysis," ASME JOURNAL OF LUBRICATION TECHNOLOGY, Vol. 90, No. 4.
2. Heshmat, H., Chen, H. M., and Walton, J. F., 1998, "On the Performance of Hybrid Foil-Magnetic Bearings," ASME Paper No.98-GT-376, June 2-5, 1998, 43rd ASME Gas Turbine and Aeroengine Congress, Stockholm, Sweden.
3. Heshmat, H., and Hermel, P., 1993, "Compliant Foil Bearing Technology and Their Application to High Speed Turbomachinery," The 19th Leeds-Lyon Symposium on Thin Film in Tribology - From Micro Meters to Nano Meters, Leeds, U.K., Sept., 1992, D. Dowson et al. eds., Elsevier Science Publishers B. V., pp. 559-575.
4. Heshmat, H., 1991, "A Feasibility Study on the Use of Foil Bearing in Cryogenic Turbopumps," Presented at AIAA/SAE/ASME/ASEE 27th Joint Propulsion Conference, June 24-26, 1991, Sacramento, CA, Paper No. AIAA-91-2103.
5. Heshmat, H., 1993, "Advancement In The Performance of Aerodynamic Foil Journal Bearings: High Speed and Load Capability," ASME Paper No. 93-Trib-32, Accepted for Publication by ASME JOURNAL OF TRIBOLOGY, October 24-27, 1993 New Orleans, LA.
6. Heshmat, H., and Ku, C-P. R., 1994, "Structural Damping of Self-Acting Compliant Foil Journal Bearings," ASME JOURNAL OF TRIBOLOGY, Vol. 116, pp. 76-82.
7. Heshmat, C. A., and Heshmat, H., 1994, "An Analysis of Gas Lubricated, Multi-Leaf Foil Journal Bearings With Backing Springs," ASME Paper No. 94-Trib-61, Accepted for publication in the ASME JOURNAL OF TRIBOLOGY, and Presented at the ASME/STLE Tribology Conference, October 16-19, 1994 Lahaina, Hawaii.
8. Heshmat, H., 1998, "High Load Capacity Compliant Foil Hydrodynamic Thrust Bearing," US Patent #5,833,369, Nov. 10, 1998.
9. Heshmat, H., and Shapiro, W., 1984, "Advanced Development of Air-Lubricated Thrust Bearings," ASLE Lubrication Engineering, 40, No. 1, pp. 21-6.
10. Heshmat, H., Walowit, J., and Pinkus, O., 1983, "Analysis of Gas-Lubricated Compliant Thrust Bearings," ASME JOURNAL OF LUBRICATION OF TECHNOLOGY, Vol. 105, pp. 638, 646-655.
11. Ku, C.-P. R., and Heshmat, H., 1992, "Compliant Foil Bearing Structural Stiffness Analysis: Part I - Theoretical Modal Including Strip and Variable Bump Foil Geometry," ASME JOURNAL OF TRIBOLOGY, Vol. 114, pp. 394-400.
12. Structural Research and Analysis Corporation, 1998, "COSMOS/M Manual (COSMOS/M Software for FEA).
13. Walton, J. F., and Heshmat. H., 1994, "Compliant Foil Bearings For Use In Cryogenic Turbopumps," Proceedings of Advanced Earth-to-Orbit Propulsion Technology Conference, NASA/MSFC May 17-19, 1994, NASA CP3282 Vol. 1, Sept. 19, 1994, pp. 372-381.
14. Zorzi, E. S., 1976, "Gas-Lubricated Foil Bearing Development for Advanced Turbomachines," Tech. Report AFAPL-TR-76-114, Vol. I and II, AiResearch Manufacturing Co. of Arizona, Phoenix, AZ.