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Russian Journal of Nondestructive Testing

, Volume 40, Issue 9, pp 587–592 | Cite as

A Cospectral Method for Leak Detection in One-Way Access Pipelines

  • B. M. Lapshin
  • A. L. Ovchinnikov
Acoustic Methods
  • 30 Downloads

Abstract

A spatial-processing algorithm of acoustic-emission signals for leak detection in one-way access pipelines is considered. Basic formulas are determined, and results from numerical calculations are reported.

Keywords

Numerical Calculation Structural Material Basic Formula Leak Detection Access Pipeline 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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REFERENCES

  1. 1.
    What’s Happening in Pipe Leak Detection, Pipe Line Ind., 1979, vol. 51, no. 4, pp. 54–56, 58.Google Scholar
  2. 2.
    Naudascher, E. and Martin, W.W., Akustische Zeckerkennung in Rohrleitungen, Rohre-Rohrleitungbau-Rohrleu-tungstransport, 1975, vol. 14, no. 8, pp.452–471.Google Scholar
  3. 3.
    Lapshin, B.M. and Ovchinnikov, A.L., Study of the Propagation of Elastic Waves in Pipes with Liquid in Acoustic-Emission Leak Detection, Defektoskopiya, 1998, no. 7, pp. 25–32.Google Scholar
  4. 4.
    Lapshin, B.M. and Ovchinnikov, A.L., Study of Energy Distribution of Acoustic-Emission Signals in Separate Modes in a Liquid Waveguide, Kontrol’. Diagnostika, 1999, no. 2, pp. 9–12.Google Scholar

Copyright information

© MAIK “Nauka/Interperiodica” 2004

Authors and Affiliations

  • B. M. Lapshin
    • 1
  • A. L. Ovchinnikov
    • 1
  1. 1.Research Institute of IntroscopyTomskRussia

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