A New Finding on the Dynamic Stiffness Matrices of Asymmetric and Axisymmetric Shafts

[+] Author and Article Information
Francesco A. Raffa, Furio Vatta

Politecnico di Torino, Dipartimento di Meccanica, corso Duca degli Abruzzi, 24, 10129 Torino, Italy

J. Vib. Acoust 124(4), 649-653 (Sep 20, 2002) (5 pages) doi:10.1115/1.1501082 History: Received October 01, 2001; Revised April 01, 2002; Online September 20, 2002
Copyright © 2002 by ASME
Topics: Stiffness
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Dimentberg, F. M., 1961, Flexural Vibrations of Rotating Shafts, Butterworths, London.
Thomas, C. B., 1974, “A Unified Matrix formulation for the Unbalance Response of a Flexible rotor in Fluid-Film Bearings,” M. Sc. Thesis, Rochester Institute of Technology, Rochester, New York.
Rieger, N. F., Thomas, C. B., and Walter, W. W., 1976, “Dynamic Stiffness Matrix Approach for Rotor-Bearing System Analysis,” IMechE Conf. Vibrations in Rotating Machinery, Paper C187/76, pp. 187–190.
Curti,  G., Raffa,  F. A., and Vatta,  F., 1992, “An Analytical Approach to the Dynamics of Rotating Shafts,” Meccanica, 27, pp. 285–292.
Raffa,  F. A., and Vatta,  F., 1996, “Dynamic Stiffness Method for Linear Rotor-Bearing Systems,” ASME J. Vibr. Acoust., 118, pp. 332–339.
Raffa,  F. A., and Vatta,  F., 2001, “The Dynamic Stiffness Matrix of a Rotating Asymmetric Bernoulli-Euler Shaft,” ASME J. Vibr. Acoust., 123, pp. 408–411.


Grahic Jump Location
Sign convention for shear forces and bending moments at the shaft ends in plane (ξ,s)



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