Estimating the static load on the fluid bearings of a flexible machine from run-down data

Mechanical Systems and Signal Processing

Volumn 18, Issue 6, 2004, Pages 1349-1368

  Sinha, J K ^a   Lees, A W ^b   Friswell, M I ^c  

^a BHABHA ATOMIC RESEARCH CENTRE   (India)

^b SWANSEA UNIVERSITY   (United Kingdom)

^c UNIVERSITY OF BRISTOL   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER SIMULATION; OPTIMIZATION; PARAMETER ESTIMATION; PROBLEM SOLVING; ROTATING MACHINERY; SHAFTS (MACHINE COMPONENTS);

FLEXIBLE MACHINES; FLUID BEARINGS; SHAFT MOTION; STATIC LOADS;

SIGNAL PROCESSING;

EID: 3042556018     PISSN: 08883270     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ymssp.2003.11.002     Document Type: Article

References (37)

1. P. Goldman, A. Muszynska, Application of Full Spectrum to Rotating Machinery Diagnostics, Orbit, Bently Nevada Corporation, USA, 1999, pp. 17-21.
2. J.K. Sinha, Health Monitoring Techniques for rotating machinery, Ph.D. Thesis, University of Wales Swansea, 2002.
3. Edwards S., Lees A.W., Friswell M.I. Fault diagnosis of rotating machinery. Shock and Vibration Digest. 30(1):1998;4-13.
4. A.W. Lees, I.C. Simpson, The dynamics of turbo-alternator foundations, in: IMechE Conference on Vibrations in Rotating Machinery, Paper C6/83, London, UK, 1983, pp. 37-44.
5. Ewins D.J. Modal Testing. Theory, Practice and Application 2nd Edition:2000;Research Studies Press Ltd, Hertfordshire, UK.
6. Friswell M.I., Mottershead J.E. Finite Element Model Updating in Structural Dynamics. 1995;Kluwer Academic Publishers, Dodrecht.
7. A.W. Lees, The least squares method applied to identified rotor/foundation parameters, in: IMechE Conference on Vibrations in Rotating Machinery, Paper C306/88, UK, 1988, pp. 209-216.
8. Smart M.G., Friswell M.I., Lees A.W. Estimating turbogenerator foundation parameters - model selection and regularisation. Proceedings of the Royal Society of London, Series A: Mathematical, Physical and Engineering Sciences. 456:2000;1583-1607.
9. Lees A.W., Friswell M.I. The evaluation of rotor unbalance in flexibly mounted machines. Journal of Sound and Vibration. 208:1997;671-683.
10. Sinha J.K., Lees A.W., Friswell M.I. The identification of the unbalance and the foundation model of a flexible rotating machine from a single run down. Mechanical Systems and Signal Processing. 16(2-3):2002;255-271.
11. A.W. Lees, J.K. Sinha, M.I. Friswell, The identification of the unbalance of a flexible rotating machine from a single run-down, Proceedings of ASME Turbo Expo Conference, Amsterdam, Holland, ASME paper GT-2002-30420, 2002.
12. Feng N.S., Hahn E.J. Including foundation effects on the vibration behavior of rotating machinery. Mechanical Systems and Signal Processing. 9:1995;243-256.
13. G.A. Zanetta, Identification Methods in the Dynamics of Turbogenerator Rotors, in: IMechE Conference on Vibrations in Rotating Machinery, Paper C432/092, Bath, UK, 1992, pp. 173-181.
14. Provasi R., Zanetta G.A. The extended Kalman filter in the frequency domain for the identification of mechanical structures excited by sinusoidal multiple inputs. Mechanical Systems and Signal Processing. 14(3):2000;327-341.
15. J.K. Sinha, A.W. Lees, M.I. Friswell, R.K. Sinha, The estimation of foundation models of flexible machines, Proceedings of the Third International Conference - Identification in Engineering Systems, Swansea, UK, 2002, pp. 15-17.
16. Darlow M.S. Balancing of High Speed Machinery. theory, methods & experimental results Mechanical Systems and Signal Processing. 1(1):1987;105-134.
17. Parkinson A.G. Balancing of rotating machinery. Proceedings of the Institute of Mechanical Engineers Part C - Journal of Mechanical Engineering Science. 205(C5):1991;53-66.
18. Foiles W.C., Allaire P.E., Gunter E.J. Review. rotor balancing Shock and Vibration. 5(5-6):1998;325-336.
19. Edwards S., Lees A.W., Friswell M.I. Experimental identification of excitation and support parameters of a flexible rotor-bearing-foundation system from a single run-down. Journal of Sound and Vibration. 232(5):2000;963-992.
20. Doebling S.W., Farrar C.R., Prime M.B. A summary review of vibration-based damage identification methods. Shock and Vibration Digest. 30(2):1998;91-105.
21. J.E.T. Penny, M.I. Friswell, Crack modeling for structural health monitoring, Proceedings of the Third International Conference - Identification in Engineering Systems, Swansea, UK, 2002, pp. 221-231.
22. Muszynska A. Whirl and whip - rotor/bearing stability problems. Journal of Sound and Vibration. 110(3):1986;443-462.
23. Muszynska A. Stability of whirl and whip in rotor/bearing systems. Journal of Sound and Vibration. 127(1):1988;49-64.
24. Muszynska A. Rotor to stationary element rub-related vibration phenomena in rotating machinery - literature survey. Shock and Vibration Digest. 21(3):1989;3-11.
25. Ehrich E.F. Handbook of Rotordynamics. 1992;McGraw-Hill, New York.
26. Dewell D.L., Mitchell L.D. Detection of a misaligned disk coupling using spectrum analysis. Transactions of the ASME - Journal of Vibration Acoustics Stress and Reliability in Design. 106(1):1984;9-16.
27. M.A. Jordan, What are orbit plots, anyway? Orbit, Bently Nevada Corporation, USA 1993, pp. 8-15.
28. C.B. Gibbons, Coupling misalignment forces, Proceedings of the 15th Turbomachinery Symposium, Gas Tubine Laboratory, Texas A&M University, College Station, TX, 1976, pp. 111-116.
29. Sekhar A.S., Prabhu B.S. Effects of coupling misalignment on vibrations of rotating machinery. Journal of Sound and Vibration. 185(4):1995;655-671.
30. Simon G. Prediction of vibration behavior of large turbo-machinery on elastic foundations due to unbalance and coupling misalignment. Proceedings of the Institution of Mechanical Engineers, Part C - Journal of Mechanical Engineering Science. 206(C1):1992;29-39.
31. Xu M., Marangoni R.D. Vibration analysis of a motor-flexible coupling-rotor system subjected to misalignment and unbalance, Part I. theoretical model and analysis Journal of Sound and Vibration. 176(5):1994;663-679.
32. Xu M., Marangoni R.D. Vibration analysis of a motor-flexible coupling-rotor system subjected to misalignment and unbalance, Part II. experimental validation Journal of Sound and Vibration. 176(5):1994;681-691.
33. J.K. Sinha, A.W. Lees, M.I. Friswell, Estimating unbalance and misalignment of a flexible rotating machine from a single run-down, Journal of Sound and Vibration, 2003, in press.
34. Hamrock B.J. Fundamentals of Fluid Film Lubrication. 1994;McGraw-Hill, Inc. NJ.
35. Gill P.E., Murray W., Wright M.H. Practical Optimisation. 1981;Academic Press, New York.
36. Schoukens J., Pintelon R. Identification of Linear Systems. A Practical Guideline to Accurate Modelling:1991;Pergamon Press, Harmondsworth.
37. Hansen P.C. Regularisation tools. a MATLAB package for analysis and solution of discrete ill-posed problems Numerical Algorithms. 6:1994;1-35.