Dynamic behaviour of the Laval rotor with a transverse crack

Mechanical Systems and Signal Processing

Volumn 22, Issue 4, 2008, Pages 790-804

  Gasch, Robert ^a  

^a TECHNISCHE UNIVERSITÄT BERLIN   (Germany)

Author keywords

Crack model; Crack response; Cracked rotor; Early crack detection; Floquet's stability analysis

Indexed keywords

CRACK DETECTION; ELASTICITY; MATHEMATICAL MODELS; NONLINEAR EQUATIONS; SHAFTS (MACHINE COMPONENTS); TIME VARYING SYSTEMS;

CRACKED ROTORS; DYNAMIC BEHAVIOUR; EARLY CRACK DETECTION; ELASTIC SHAFT; FLOQUET'S STABILITY ANALYSIS; LAVAL ROTORS;

ROTORS;

EID: 39649102935     PISSN: 08883270     EISSN: 10961216     Source Type: Journal    
DOI: 10.1016/j.ymssp.2007.11.023     Document Type: Article

References (12)

1. R.A. Henry, B.E. Okah-Avae, Vibrations in cracked shafts, in: on Institution of Mechanical Engineers Conference, Vibrations in Rotating Machinery, Cambridge, UK, 1976, Paper C 162/76.
2. I.W. Mayes, W.G.R. Davies, The vibrational behaviour of a rotating shaft system containing a transverse crack, in: on Institution of Mechanical Engineers Conference, Vibration in Rotating Machinery, Cambridge, UK, 1976, Paper C 168/76.
3. R. Gasch, Dynamic behaviour of a simple rotor with a cross-sectional crack, in: on Institution of Mechanical Engineers Conference, Vibration in Rotating Machinery, Cambridge, UK, 1976, Paper C 178/76.
4. R. Gasch, Kleiner Beitrag zur Behandlung des dynamischen Verhaltens einer rotierenden Welle mit angerissenem Querschnitt. 4 (A Short Paper on the Dynamics of a Rotating Shaft with a Crack), ILR-Bericht 8, TU Berlin, 1975 (ISBN 3 7983 0551 X).
5. A.F.P. Sanderson, The vibration behaviour of a large steam turbine generator during crack propagation through the generator rotor, in: on Institution of Mechanical Engineers Conference, Vibrations in Rotating Machinery, Bath, UK, 1992, Paper C 432/102.
6. Allianz-Berichte. Schwingungsüberwachung von Turbosätzen-ein Weg zur Erkenntnis von Wellenrissen (Vibration monitoring in turbosets-a way to early crack detection). Bericht 24 (1987)
7. W. Theis, Längs- und Torsionsschwingungen bei quer angerissenen Wellen, 9 (Longitudinal and Torsional Vibrations of Rotating Shafts with a Transverse Crack), Reihe 11, Nr. 131, VDI-Verlag, Düsseldorf, 1990.
8. Mayes J., and Davies W.G.R. Analysis of the response of a multi-rotor-bearing system containing a transverse crack in a rotor. Journal of Vibration, Acoustics, Stress and Reliability in Design 106 (1984) 139-145
9. R. Gasch, M. Person, B. Weitz, Dynamic behaviour of the Laval rotor with a cracked hollow shaft-a comparison of crack models, in: on Institution of Mechanical Engineers Conference, Vibration in Rotating Machinery, Edinburgh, UK, 1988, C314/88.
10. B. Schmalhorst, Experimentelle und theoretische Untersuchung zum Schwingungsverhalten angerissener Rotoren (Experimental and Theoretical Approach to the Vibrational Behaviour of Cracked Rotors), Reihe 11, Nr. 117, VDI-Forschungs-Berichte, 1989.
11. G. Meng, R. Gasch, Stabilität eines gleitgelagerten, einfachen Rotors mit Riß (Stability of a Cracked Rotor in Fluidfilm Bearings), in: SIRM-Tagung "Schwingungen in rotierenden Maschinen", Wien, February, Tagungsbericht Vieweg Verlag, 1992.
12. F. Hiß, Nichtlineare Dynamik und Zustandsbeobachtung gleitgelagerter elastischer Rotoren mit angerissenem Wellenquerschnitt (Nonlinear dynamics and monitoring of flexible rotors in fluidfilm bearings having a transverse crack), Dissertation, TU Berlin, 1996.