Identification of sixteen force coefficients of two journal bearings from impulse responses

Wear

Volumn 212, Issue 2, 1997, Pages 206-212

  Qiu, Z L ^a   Tieu, A K ^a  

^a UNIVERSITY OF WOLLONGONG   (Australia)

Author keywords

Experimental; Force coefficient; Impulse response; Journal bearing; Oil whirl

Indexed keywords

COMPUTER SIMULATION; FREQUENCY DOMAIN ANALYSIS; LEAST SQUARES APPROXIMATIONS; LUBRICATION; TIME DOMAIN ANALYSIS; TRANSFER FUNCTIONS;

FORCE COEFFICIENT; IMPULSE RESPONSE; OIL WHIRL;

JOURNAL BEARINGS;

EID: 0031381316     PISSN: 00431648     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0043-1648(97)00154-3     Document Type: Article

References (8)

1. R. Nordman, K. Schollhorn, Identification of stiffness and damping coefficients of journal bearings by impact method, 2nd Int. Conf. on Vibrations in Rotating Machinery, Paper C285/80, Inst. Mech. Eng., 1980, pp. 231-238.
2. Y.Y. Zhang, Y.B. Xie, D.M. Qiu, Identification of linearized oil-film coefficients in a flexible rotor-bearing system, Parts I and II, Int. Conf. on Hydrodynamic Bearing-Rotor System Dynamics, 1990, Xi'an, China, pp. 93-108.
3. S.H. Chan, M.F. White, Experimental determination of dynamic characteristics of a full size gas turbine tilting-pad journal bearing by an impact test method, Modal Analysis, Modeling, Diagnostics, and Control: Analytical and Experimental, DE vol. 38, ASME, 1991, pp. 291-298.
4. A.K. Tieu, Z.L. Qiu, Identification of sixteen force coefficients of two journal bearings from experimental unbalance responses, Wear 177 (1994) 63-69.
5. Z.L. Qiu, A theoretical and experimental study on the dynamic characteristics of journal bearing, Ph.D. thesis, University of Wollongong, 1995.
6. A.K. Tieu, Z.L. Qiu, Stability of finite journal bearings: linear and nonlinear bearing forces, STLE: Tribol. Trans. 38 (3) (1995) 627-635.
7. Z.L. Qiu, A.K. Tieu, The effect of the perturbation amplitudes on eight force coefficients of journal bearing, STLE: Tribol. Trans. 39 (2) (1996) 469-475.
8. Z.L. Qiu, A.K. Tieu, Experimental study of freely alignable journal bearings, part II: dynamic characteristics, Trans. ASME, J. Tribol. 118 (1996) 503-508.