NDT.net - October 1998, Vol.3 No.10

Table of Contents ECNDT '98

Session: Nuclear Industry

Neural Network Classification of Flaws Detected During Ultrasonic Inspection of Candu Pressure Tubes and Brazed Joints in Candu Fuel

Razvan Ciocan, Dorin Ciobanu
Institute for Nuclear Research - Pitesti, Romania*
Wade R. Mayo
Chalk River Laboratories, AECL Research, Canada
*petculescu@ovidius.ct.ro

TABLE OF CONTENTS


Introduction

Pressure Tube Flaws

Testing

Results

Conclusions

Acknowledgement

References

  1. P. Karpur, Split-spectrum technique as a preprocessor for enhanced reliability in ultrasonic signal analyses, Material Evaluation/June 1992 , p793.
  2. M. Kitahara, J. D. Achenbach, Q. C. Guo, M. L. Peterson, Neural network for crack-depth determination from ultrasonic backscttering data, Review of Progress in Quantitative Nondestructive Evaluation, Vol. 11, pg. 701.
  3. Dorin Ciobanu , Razvan Ciocan, Artificial neural network for ultrasonic spectroscopy data analysis, Proceedings AROEND Symposium 1996.
  4. B. A. Cheadle, C. E. Coleman, and H. Licht, CANDU-PHW Pressure Tubes: Their Manufacture, Inspection, and Properties, Nuclear Technology, Vol. 57, 1982, pg. 413.
  5. G. Van Drunen and F. L. Sharpe, Eddy Current Inspection of Installed CANDU Pressure Tubes, Proceedings of Sixth International Conference on NDE in the Nuclear Industry, Paper 8310-012, 1983.
  6. J. Graham, Ontario Hydro Experience in Inspection and Maintenance of Pressure Tubes, Proceedings of the International Atomic Energy Agency's Third Technical Meeting on Exchange of Operational Safety Experience of Pressurized Heavy Water Reactors, Bombay, India, 1994.
  7. ULTRAPAC II User`s manual, Physical Acoustics Corporation, 1992.
  8. R. Ciocan, M. Soare, V. Revenco, The quality evaluation of the end -plate welds and brazed joints for Candu nuclear fuel by an ultrasonic imaging method, INSIGHT, Vol. 39 No.9, September 1997, pg. 622.
  9. James A. Freeman David M. Skapura, Neural Networks Algorithms : Applications and Programming Techniques, Addison-Wesley Publishing Company, 1991.
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