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FFreshex: A combined System for Ultrasonic and X-Ray Inspection of welds

Olivier DUPUIS, Valérie KAFTANDJIAN
Laboratoire CNDRI, INSA, Bat 303, 69 621 Villeurbanne Cedex
Steve DRAKE
OIS Engineering Ltd., Grist Mill, Crittens Road, Cobholm, GT Yarmouth, NR31 0AG, UK
Arnfinn HANSEN
ROBIT As., P.O. Box 100, N-1361 Billingstad, Norway
Jean-MichelCASAGRANDE
THOMSON TUBES ELECTRONIQUES, Z.I. Centr'Alp, 38430 Moirans, France
Contact

Abstract

Introduction

1. The combined inspection system

2. Data acquisition and pre-processing

3.Data combination (fusion)

4. On site validation

Conclusion

Acknowledgements

References

  1. E. Gros, NDT Data fusion, John Wiley and Sons, New York, 1997, 205p.
  2. D. L. Hall, Mathematical Techniques in Multisensor Data Fusion, MA: Artech House, 1992.
  3. T. Lee, J.A. Richards and P.H. Swain, "Probabilistic and evidential approaches for multisource data analysis", IEEE. Trans. Geosci. Remote Sensing, vol. 25, pp. 283-293, 1987.
  4. R.C. Luo, M.G. Kay.Multisensor integration and fusion in intelligent systems. IEEE transactions on systems, man, and cybernetics,1989, Vol. 19, no 5, p. 901-931.
  5. G. Shafer, A mathematical theory of evidence, Princeton University Press, Princeton, New Jersey, 1976.
  6. O. Dupuis, Valérie Kaftandjian, Yue Min Zhu, Daniel Babot, Détection de défauts par fusion de signaux ultrasonores et d'images radiographiques, 17° colloque GRETSI sur le Traitement des signaux et des images, Vannes, 13-17 septembre 1999.

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