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TECHNICAL BRIEFS

Dynamic Analysis and Diagnosis of a Cracked Rotor

[+] Author and Article Information
Tong Zhou, Jianxue Xu, Zhengce Sun

School of Architectural Engineering and Mechanics, Xi’an Jiaotong University, Xi’an, 710049, P.R. China

J. Vib. Acoust 123(4), 539-543 (Apr 01, 2001) (5 pages) doi:10.1115/1.1401075 History: Received September 01, 1999; Revised April 01, 2001
Copyright © 2001 by ASME
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References

Wauer,  J., 1990, “On the Dynamics of Cracked Rotors: A Literature Survey,” Appl. Mech. Rev., 43, No. 1, pp. 13–17.
Gasch,  R., 1993, “A Survey of the Dynamic Behavior of a Simple Rotating Shaft with a Transverse Crack,” J. Sound Vib., 160, No. 2, pp. 313–332.
Edwards,  S., Lees,  A. W., and Friswell,  M. I., 1998, “Fault Diagnosis of Rotating Machinery, The Shock and Vibration Digest” Shock Vib. Dig., 30, No. 1, pp. 4–13.
Zheng,  Jibing, Meng,  Guang, 1997, “The Nonlinear Influence of Whirl Speed on Bifurcation and Chaos of a Cracked Rotor,” J. of Vibration Engineering (in Chinese), 10, No. 2, pp. 190–197.
Meng,  G., and Hahn,  E. J., 1997, “Dynamic Response of a Cracked Rotor with Some Comments on Crack Detection,” ASME J. Eng. Gas Turbines Power, 119, pp. 447–455.
Sekhar,  A. S., and Prabhu,  B. S., 1994, “Transient Analysis of a Cracked Rotor Passing through Critical Speed,” J. Sound Vib., 173, No. 3, pp. 415–421.
Yukio,  Ishida, and Kazuharu,  Hirokawa, 1996, “Internal Resonances of a Cracked Rotor,” JSME, Int. J., Ser. C., 39, No. 2, pp. 225–233.
Yukio,  Ishida, and Tsuyoshi,  Inoue, 1998, “Nonstationary Oscillations of a Nonlinear Rotor during Acceleration through the Major Critical Speed,” JSME, Int, J. Ser. C., 41, No. 3, pp. 599–607.
Mayes,  I. W., and Davies,  W. G. R., 1984, “Analysis of the Response of a Muti-rotor-bearing System Containing a Transverse Crack in a Rotor,” ASME J. Vib., Acoust., Stress, Reliab. Des., 106, pp. 139–145.
Sekhar,  A. S., and Prabhu,  B. S., 1998, “Condition Monitoring of Cracked Rotors through Transient Response,” Mech. Mach. Theory, 33, No. 8, pp. 1167–1175.
Millsaps,  K. T., and Reed,  G. L., 1998, “Reducing Lateral Vibration of a Rotor Passing through Critical Speeds by Acceleration Scheduling,” ASME J. Eng. Gas Turbines Power, 120, pp. 615–620.

Figures

Grahic Jump Location
The model of the crack section
Grahic Jump Location
Comparison of different acceleration scheme with different crack depth
Grahic Jump Location
Spectrums of AMPi and yi while passing through the subharmonic resonance rotational speed (a) (b) spectrums of AMPi and yi, respectively, while passing through the 1/3-order subharmonic resonance rotational speed (c) (d) spectrum of AMPi and yi, respectively, while passing through the 1/2-order subharmonic resonance rotational speed
Grahic Jump Location
Spectrums under stable running conditions (a) spectrum of AMPi while the running speed is 2200 rpm (b) spectrum of yi while the running speed is 2200 rpm (c) spectrum of AMPi while the running speed is 3400 rpm (d) spectrum of yi while the running speed is 3400 rpm

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