Acoustic emission technology for detection of shaft-to-seal rubbing on power generation turbines; a qualitative verification

Insight: Non-Destructive Testing and Condition Monitoring

Volumn 48, Issue 12, 2006, Pages 754-755

  Leahy, M ^a   Mba, D ^a   Cooper, P ^b   Montgomery, A ^b   Owen, D ^b  

^a CRANFIELD UNIVERSITY   (United Kingdom)

^b Alstom UK   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC EMISSIONS; SEALS; SHAFTS (MACHINE COMPONENTS); STEAM TURBINES; VIBRATION MEASUREMENT;

RUBBING STICK; SHAFT-TO-SEAL RUBBING;

ACOUSTIC EMISSION TESTING;

EID: 33846184078     PISSN: 13542575     EISSN: None     Source Type: Journal    
DOI: 10.1784/insi.2006.48.12.754     Document Type: Article

References (4)

1. A F Armor, L J Graham and R L Frank, 'Acoustic emission monitoring of steam turbines', Joint ASME/IEEE Power Generation Conference, St Louis, Missouri, USA, 4-8 October 1981.
2. D Mba and L Hall, 'The transmission of acoustic emission across large-scale turbine rotors', NDT and E International, 35(8), 529-539, 2002.
3. I Sato, 'Rotating machinery diagnosis with acoustic emission techniques', Electrical Engineering in Japan, Vol 110, No 2, 1990.
4. L D Hall and D Mba, 'Acoustic emissions diagnosis of rotor-stator rubs using the KS statistic', Mechanical Systems and Signal Processing, Vol 18, Issue 4, pp 849-868, 2004.