Dynamic stiffness and damping characteristics of a high-temperature air foil journal bearing

Tribology Transactions

Volumn 44, Issue 4, 2001, Pages 657-663

  Howard, Samuela ^a   Dellacorte, Christopher ^a   Valco, Mark J ^a   Prahl, Joseph M ^b   Heshmat, Hooshang ^c  

^a NASA GLENN RESEARCH CENTER   (United States)

^b Case Western Reserve University   (United States)

^c MOHAWK INNOVATIVE TECHNOLOGY INC   (United States)

Author keywords

Fluid film compliant bearings; Foil bearings; Gas bearings; Turbomachinery

Indexed keywords

CURVE FITTING; DAMPING; HIGH TEMPERATURE EFFECTS; STIFFNESS;

SOMMERFELD NUMBER;

FOIL BEARINGS;

AIR BEARING; FOIL BEARING; GAS BEARING; HYDRODYNAMIC BEARING; JOURNAL BEARING; LUBRICANT; TURBOMACHINERY;

EID: 0034760788     PISSN: 10402004     EISSN: 1547397X     Source Type: Journal    
DOI: 10.1080/10402000108982507     Document Type: Article

References (9)

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3. Heshmat, H., Walowit, J. A. And Pinkus, O. (1982), “Analysis of Gas-Lubricated Foil Journal Bearings,” ASME Paper 82-Lub-40, Presented at the ASME/ASLE Joint Tribology Conference, Washington. D.C.
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5. Howard, S. A. (2000), “Characterization of the Rolordynamic Properties of Compliant Air Journal Bearings,” Ph.D. Dissertation, Case Western Reserve University, Cleveland, OH.
6. Howard, S. A., DellaCorte, C., Valeo, M. J., Prahl, J. M. And Heshmat, H. (2001), “Steady-State Stiffness of Foil Air Journal Bearings at Elevated Temperatures,” Trib. Trans., 44, 3, pp 91-98
7. Peng, J. P. And Carpino, M. (1993), “Coulomb Friction Damping Effects in Elastically Supported Gas Foil Bearings,” Trib. Trans., 37, pp 91-98.
8. Press, W. H., Flannery, B. P., Teukolsky, S. A. And Vetterling, W. T. (1986), Numerical Recipes the Art of Scientific Computing, Cambridge University Press, New York.
9. Sliney, S. E. And DellaCorte, C. (1993), “The Friction and Wear of Ceramic/Ceramic and Ceramic/Metal Combinations in Sliding Contact,” Lubr. Eng., 50, 7, pp 571-576.