Field methods for identification of bearing support parameters. Part I - Identification from transient rotor dynamic response due to impacts

American Society of Mechanical Engineers, International Gas Turbine Institute, Turbo Expo (Publication) IGTI

Volumn 4, Issue , 2003, Pages 509-517

  De Santiago, Oscar C ^a   San Andrés, Luis ^b  

^a Dresser Rand   (United States)

^b TEXAS A AND M UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

SQUEEZE FILM DAMPERS (SFD);

BEARINGS (MACHINE PARTS); DAMPING; IMPACT TESTING; LOADS (FORCES); NATURAL FREQUENCIES; PARAMETER ESTIMATION; STIFFNESS; SYSTEM STABILITY;

ROTORS;

EID: 0347588119     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1115/GT2003-38583     Document Type: Conference Paper

References (14)

1. Someya, O. J., 1988, "Journal Bearing Data Book", Springer Verlag, Berlin.
2. Ha, H. C., and S. H. Yang, 1998, "Excitation Frequency Effects on the Stiffness and Damping Coefficients of a Five-Pad Tilting Pad Journal Bearing" ASME paper No. 98-TRIB-44.
3. Pettinato, B. C., R. D. Flack, and L. E. Barrett, 2001, "Effects of Excitation Frequency and orbit Magnitude on the Dynamic Characteristics of a Highly Preloaded Three-Lobe Journal Bearing", Tribology Transactions, Vol. 44, pp. 575-582.
4. Goodwin, M. J., 1991, "Experimental Techniques for Bearing Impedance Measurement", Journal of Engineering for Industry, Vol. 113, Aug., pp. 335-342.
5. Rouvas, C., and D. W. Childs, 1993, "A Parameter Identification Method for the Rotordynamic Coefficients of a High Reynolds Number Hydrostatic Bearing", Journal of Vibration and Acoustics, Vol. 115, July, pp. 264-270.
6. Nicholas, J. C., Whalen, J. K., and Franklin, S. D. 1986, "Improving Critical Speed Calculations Using Flexible Bearing Support FRF Compliance Data," Proceedings of the Fifteenth Turbomachinery Symposium, Texas A&M University, Houston, TX, pp. 69-78.
7. Marsher, W. D., 1999, "Modal Testing of Rotating Machinery While It Is Operating," Sound and Vibration, Vol. 33, Nov., pp. 29-32.
8. Nordmann, R. and K. Shollhorn, 1980, "Identification of Stiffness and Damping Coefficients of Journal Bearings by Means of the Impact Method", Proceedings of the International Conference on Vibration in Rotating Machinery (ISROMAC), IMechE, Cambridge, England, pp. 231-238.
9. Diaz, S., and L. San Andrés, 1999, "A Method for Identification of Bearing Force Coefficients and its Application to a Squeeze Film Damper with a Bubbly Lubricant," STLE Tribology Transactions, Vol. 42, 4, pp. 739-746.
10. Diaz, S. and L. San Andrés, L., 2000, "Orbit-Based Identification of Damping Coefficients on Off-Centered Squeeze Film Dampers Including Support Flexibility," ASME Paper 2000-GT-0394.
11. De Santiago, O., and L., San Andrés, 2003, "Field Methods For Identification of Bearing Support Parameters. Part II-Identification From Rotor Dynamic Response Due to Imbalances", ASME Paper GT 2003-38585, ASME TurboExpo 2003 Conference, Atlanta, GA, June.
12. L. San Andrés, L., and O. De Santiago, 2001, "Imbalance Response of a Rotor Supported on Flexure Pivot Tilting Pad Journal Bearings in Series with Integral Squeeze Film Dampers," ASME Paper 2001-GT-0257.
13. De Santiago, O., 2002, "Identification Of Bearing Supports' Force Coefficients From Rotor Responses Due To Imbalances And Impact Loads", Ph.D. Dissertation, Texas A&M University, August.
14. San Andrés, L., 1996, "Turbulent Flow, Flexure-Pivot Hybrid Bearing for Cryogenic Applications," Journal of Tribology, Vol. 118, 1, pp. 190-200.