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Condition Monitoring Diagnosis Method of Aircraft Engine Rotating Details

N.I.Bouraou, P.I.Marchuk and A.N.Tyapchenko
National Technical University of Ukraine
P.O.Box 117, Kiev, 04070, Ukraine
Fax: (38044) 241-77-02

Contact E-mail: nadya@burau.inec.kiev.ua


Abstract

Introduction

Testing object and vibratory excitation models

Correlation functions of the object non-stationary oscillations

Spectral densities of the testing object non-stationary oscillations

Nondestructive fault size evaluation

Conclusions

References

  1. N.I. Bouraou, L.M. Gelman. Low-frequency vibroacoustical method of forced oscillations. In Proceedings of the 2nd International Conference on Computer Method and Inverse Problems in Nondestructive Testing and Diagnostics, Minsk, 20 - 23 October 1998. - DGZfP, Berlin, 1998, pp. 33-40.
  2. Julius S. Bendat, Allan G. Piersol. Random data: Analysis and Measurement Procedures, 1986 by John Willy & Sons, Inc., New York.
  3. Levin B.Z. Teoreticheskie osnovy radiotehniki, Moskva, Sovetskoe radio, 1975.
  4. S.Lawrence Marple, Jr. Digital Spectral Analysis with Applications. Prentice-Hall.Inc.,1987.

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