Prediction of dry-friction whirl and whip between a rotor and a stator

Journal of Vibration and Acoustics

Volumn 129, Issue 3, 2007, Pages 355-362

  Childs, Dara W ^a   Bhattacharya, Avijit ^a  

^a Department of Electrical and Computer Engineering   (United States)

Author keywords

Coulomb friction; Rotordynamics; Rub; Whip; Whirl

Indexed keywords

COMPUTER SIMULATION; DYNAMICS; MATHEMATICAL MODELS; ROTORS; STATORS;

DRY-FRICTION WHIP; DRY-FRICTION WHIRL; ROTOR-STATOR RUBBING; ROTORDYNAMICS;

FRICTION;

EID: 35348984865     PISSN: 10489002     EISSN: None     Source Type: Journal    
DOI: 10.1115/1.2731412     Document Type: Article

References (16)

1. Black, H. F. 1967, "Synchronous Whirling of a Shaft Within a Radially Flexible Annulus Having Small Radial Clearance," IMechE Paper No. 4, 18(65), pp. 29-37.
2. Black, H., 1968, "Interaction of a Whirling Rotor With a Vibrating Stator Across a Clearance Annulus," J. Mech. Eng. Sci., 10(1), pp. 1-12.
3. Crandall, S., 1990, "From Whirl to Whip in Rotordynamics," Transactions, IFToMM 3rd International Conference on Rotordynamics, Lyon, France, pp. 19-26.
4. Crandall, S. H., and Lingener, A., 1990, "Backward Whirl Due to Rotor-Stator Contact," Proc. of XII Intl. Conf. Nonlinear Oscillations, Sept. 2-7, Krakow.
5. Lingener, A., 1990, "Experimental Investigation of Reverse Whirl of a Flexible Rotor," Transactions, IFToMM 3rd International Conference on Rotordynamics, Lyon, France, pp. 19-26.
6. Bartha, A. R., 2000, "Dry Friction Backward Whirl of Rotors," Dissertation THE No. 13817, ETH Zurich.
7. Bartha, A. R., 2000, "Dry Friction Backward Whirl of Rotors: Theory, Experiments, Results, and Recommendations," 7th International Symposium on Magnetic Bearings, ETH Zurich.
8. Yu, J. J., Goldman, P., and Bently, D., 2000, "Rotor/Seal Experimental and Analytical Study of Full Annular Rub," Proc. of ASME IGTI Turboexpo 2000, ASME, New York, Vol. 2000-GT-389, pp. 1-9.
9. Bently, D. E., Yu, J. J., Goldman, P., and Muszynska, A., 2002, "Full Annular Rub in Mechanical Seals, Part I: Experimental Results," Int. J. Rotating Mach., 8(5), pp. 319-328.
10. Williams, R. J., 2004, "Parametric Characterization of Rub Induced Whirl Instability Using an Instrumented Rotordynamics Test Rig," IMechE Conf. Trans., C623(012), pp. 651-660.
11. Childs, D. W., 1993, Turbomachinery Rotordynamics: Phenomena, Modelling, and Analysis, Wiley, New York.
12. Chen, S. L., Golinval, J. C., and Geradin, M., 1994, "Dry Friction Induced Steady State Backward Whirling Vibration of Rotating Drillstring," Eur. J. Mech. Eng. M, 39(3), pp. 157-160.
13. Jiang, J., and Ulbrich, H., 2000, "Dynamics and Stability of Rotor/ Stator Systems With Rubs," International Gas Turbine and Aeroengine Congress and Exhibition, Munich, May 8-11, ASME Paper No. 2000-GT-390, pp. 1-7.
14. Jiang, J., and Ulbrich, H., 2001, "Stability Analysis of Sliding Whirl in a Nonlinear Jeffcott Rotor With Cross-Coupling Stiffness Coefficients," Nonlinear Dyn., 24, pp. 269-283.
15. Meirovitch, L., 1967, Analytical Methods in Vibrations, Macmillan, New York.
16. Hunt, K. H., and Crossley, F. R., 1975, "Coefficient of Restitution Interpreted as Damping in Vibroimpact," ASME J. Appl. Mech., 42, p. 440.