A flexible rotor on flexible bearing supports: Stability and unbalance response

Journal of Vibration and Acoustics, Transactions of the ASME

Volumn 123, Issue 2, 2001, Pages 137-144

  Vázquez, José A ^a,b   Barrett, Lloyd E ^a   Flack, Ronald D ^a  

^a University of Virginia   (United States)

^b DUPONT COMPANY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 1642615839     PISSN: 10489002     EISSN: 15288927     Source Type: Journal    
DOI: 10.1115/1.1355244     Document Type: Article

References (26)

1. Bansal, P. N., and Kirk, R.G., 1975, “Stability and Damped Critical Speeds of Rotor-Bearing Systems,” ASME J. Ind., November, pp. 1325-1332.
2. Gash, R., 1976, “Vibration of Larger Turbo-Rotors in Fluid-Film Bearings on an Elastic Foundation,” J. Sound Vib., 47, No. 1, pp. 53-73.
3. Queitzsch, G. K., 1985, “Forced Response Analysis of Multi-Level Rotor Systems with Substructure,” Ph.D. Dissertation, University of Virginia, Charlottesville, VA.
4. Earles, L. L., Palazzolo, A. B., Lee, C.-K., and Gerhold, C. H., 1998, “Hybrid Finite Element-Boundary Element Simulation of Rotating Machinery Supported on Flexible Foundation and Soil,” ASME J. Vibr. Acoust., 110, pp. 300-306.
5. Fan, U.-J., and Noah, S. T., 1989, “Vibration Analysis of Rotor Systems Using Reduced Subsystem Models,” J. Propul. Power, 5, No. 5, pp. 602-609.
6. Wygant, K., 1993, “Dynamic Reduction of Rotor Supports,” Master thesis, University of Virginia, Charlottesville, VA.
7. Rieger, N. F., and Zhou, S., 1998, “An Instability Analysis Procedure for Three-Level Multi-Bearing Rotor-Foundation Systems,” ASME J. Vibr. Acoust., 120, pp. 753-762.
8. Barrett, L. E., Nicholas, J. C., and Dhar, D., 1986, “The Dynamic Analysis of Rotor-Bearing Systems Using Experimental Bearing Support Compliance Data,” Proceedings of the Fourth International Modal Analysis Conference, Union College, Schenectady, New York, pp. 1531-1535.
9. Nicholas, J. C., and Barrett, L. E., 1986, “The effect of Bearing Support Flexibility on Critical Speed Prediction,” ASLE Trans., 29, No. 3, pp. 329-338.
10. 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 15th Turbomachinery Symposium, Texas A&M University, College Station, Texas.
11. Redmond, I., 1995, “Practical Rotordynamics Modeling Using Combined Measured and Theoretical Data,” Proceedings of the 13th International Modal Analysis Conference, Nashville.
12. Redmond, I., 1996, “Rotordynamic Modelling Utilizing Dynamic Support Data Obtained From Field Impact Tests,” Paper C500/055/96, Proceedings of Sixth International Conference on Vibrations in Rotating Machinery, Oxford, Sept.
13. Rouch, K. E., McMains, T. H., and Stephenson, R. W., 1989, “Modeling of Rotor-Foundation Systems Using Frequency-Response Functions in a Finite Element Approach,” 1989 ASME Design Technical Conference 12th Biennial Conference on Mechanical Vibration and Noise, Montreal, Canada, pp. 157-166.
14. Stephenson, R. W., and Rouch, K. E., 1992, “Generating Matrices of the Foundation Structure of a Rotor System from Test Data,” J. Sound Vib., 154, No. 3, pp. 467-484.
15. Feng, M. S., and Hahn, E. J., 1998, “On the Identification of a Flexibly Supported Rigid Foundation with Unknown Location of the Principal Axes of Inertia,” Proceedings of ISROMAC-7, the 7th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery, Honolulu, Hawaii, February, pp. 705-714.
16. Lees, A. W., Friswell, M. I., Smart, M. G., and Prells, U., 1998, “The Identification of Foundation Vibration Parameters from Running Machine Data,” Proceedings of ISROMAC-7, the 7th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery, Honolulu, Hawaii, February, pp. 715-724.
17. Sanathanan, C. K., and Koerner, J., 1963, “Transfer Function Synthesis as a Ratio of Two Complex Polynomials,” IEEE Trans. Autom. Control, January, pp. 56-58.
18. Richardson, M. H., and Formenti, D. L., 1982, “Parameter Estimation from Frequency Response Measurements Using Fraction Polynomials,” Proceedings of the 1st International Modal Analysis Conference, Orlando, Florida, pp. 167-181.
19. Richardson, M. H., and Formenti, D. L., 1982, “Global Curve Fitting of Frequency Response Measurements Using the Rational Fraction Polynomial Method,” Proceedings of the 3rd International Modal Analysis Conference, Orlando, Florida, pp. 390-397.
20. Friswell, M. I., and Penny, J. E. T., 1993, “The Choice of Orthogonal Polynomials in the Rational Fraction Polynomial Method,” Modal Analysis: the International Journal of Analytical and Experimental Modal Analysis, 8, No. 3, pp. 257-262.
21. Maia, N. M. M., and Silva, J. M. M., 1997, Theoretical and Experimental Modal Analysis, Research Studies Press.
22. Vazquez, J. A., and Barrett, L. E., 1998, “Representing Flexible Supports by Polynomial Transfer Functions,” ASME paper 98-GT-27.
23. Vazquez, J. A., and Barrett, L. E., 1999, “Transfer Function Representation of Flexible Supports and Casings of Rotating Machinery,” Proceedings of the 17th International Modal Analysis Conference, Orlando, Florida, February.
24. Vazquez, J. A., 1999, “Using Transfer Functions to Model Flexible Supports and Casings of Rotating Machinery,” Ph.D. Dissertation, University of Virginia, Charlottesville, VA, January.
25. Lanes, R. F., and Flack, R. D., 1982, “Effects of Three-Lobe Bearing Geometries on Flexible Rotor Stability,” ASLE Trans., 25, No. 3, July, pp. 377-385.
26. American Petroleum Institute, 1995, Centrifugal Compressors for Petroleum, Chemical, and Gas Service Industries, API Standard 617, Sixth Edition, section 2.9.3.2.2.c, p. 21.