Diagnosis of continuous rotor-stator rubbing in large scale turbine units using acoustic emissions

Ultrasonics

Volumn 41, Issue 9, 2004, Pages 765-773

  Hall, L D ^a   Mba, D ^a  

^a CRANFIELD UNIVERSITY   (United Kingdom)

Author keywords

Acoustic emission; Condition monitoring; Rubbing; Turbines

Indexed keywords

ACOUSTIC EMISSIONS; ELECTRIC POWER GENERATION; NONDESTRUCTIVE EXAMINATION; ROTORS; SHAFTS (MACHINE COMPONENTS); THERMAL EFFECTS; ULTRASONICS; VIBRATIONS (MECHANICAL);

ROTOR DYNAMICS; TORSION SPRINGS;

STATORS;

EID: 1342323770     PISSN: 0041624X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ultras.2003.09.002     Document Type: Article

References (9)

1. Sato I. Rotating machinery diagnosis with acoustic emission techniques. Electr. Eng. Jpn. 2:1990;110.
2. C.B. Board, Stress wave analysis of turbine engine faults, Aerospace Conference, IEEE Proceedings (Cat. No.00TH8484) 6 (2000) 79-93.
3. L.D. Hall, D. Mba, The detection of shaft-seal rubbing in large scale turbines using acoustic emission, 14th International Congress on Condition Monitoring and Diagnostic Engineering Management (COMADEM'2001), Manchester, UK, 4-6 September 2001, pp. 21-28, ISBN 0080440363.
4. Muszynska A. Rotor-stationary element rub-related vibration phenomena in rotating machinery-literature survey. Shock Vibrat. Dig. 121(3):1989;3-11.
5. Kaiser, PhD thesis, Technische Hochschule Munich, 1950.
6. Mba D. Condition monitoring of slow speed rotating machinery using stress waves: Part 1 and Part 2. J. Process Mech. Eng., I Mech. E. Pro. Inst. Mech. Eng., Part E. 213:1999.
7. Holroyd T.J., Randall N. Use of acoustic emission for machine condition monitoring. Brit. J. Non-Destr. Test. 35(2):1993;75-78.
8. S. Bagnoli, R. Capitani, P. Citti, Comparison of accelerometer and acoustic emission signals as diagnostic tools in assessing bearing, in: Proceedings of 2nd International Conference on Condition Monitoring, London, UK, May 1988, pp. 117-125.
9. M.W. Hawman, W.S. Galinaitis, Acoustic emission monitoring of rolling element bearings, in: Proceeding of the IEEE 1988 Ultrasonics Symposium, pp. 885-889.