Evaluation of internal leak in valve using acoustic emission method

Key Engineering Materials

Volumn 326-328 I, Issue , 2006, Pages 661-664

  Lee, Sang Guk ^a   Park, Jong Hyuck ^a   Yoo, Keun Bae ^a   Lee, Sun Ki ^a   Hong, Sung Yull ^a  

^a Korea Electric Power Research Institute (KEPRI)   (South Korea)

Author keywords

Acoustic amplitude; Acoustic emission; Frequency spectrum; Leak rate; Valve

Indexed keywords

ACOUSTIC EMISSIONS; COMPUTER SIMULATION; LEAK DETECTION; PRESSURE EFFECTS; SENSORS;

ACOUSTIC AMPLITUDE; FREQUENCY SPECTRA; LEAK RATE; PRESSURE DIFFERENTIALS;

VALVES (MECHANICAL);

EID: 33751544825     PISSN: 10139826     EISSN: 16629795     Source Type: Book Series    
DOI: 10.4028/0-87849-415-4.661     Document Type: Conference Paper

References (6)

1. Douglas E. MacDonald: Application Guide for Check Valves in Nuclear Power Plants (Final Report, NP-5479, Revison 1, Nuclear Maintenance Applications Center, 1993)
2. Morse, P. M. and K. U. Ingard: Theoretical Acoustics. McGraw Hill(1968)
3. Y. B. Drobot, V. V. Lupanos and V. V. Bilibin: Study of Acoustic Emission When Water Leaks out into the Atmosphere Through a Small Hole (UDC620, 1981, p.297-303)
4. A. A. Pollock and S. Y. S. Hsu: Leak Detection Using Acoustic Emission(J. of Acoustic Emission, Vol.1, No.4, 1982, p. 237-243)
5. M. N. Hsu and S. C. Hardy: Experiments in Acoustic Emission Waveform Analysis for Characterization of AE Sources(Sensors and Structures, ASME, 1978, p. 85-106)
6. J. Dickey, J. Dimmick and P. M. Moore : Acoustic Measurement of Valve Leakage Rates(Material Evaluation, Vol.36, 1978, p. 67-77)