Experimental Validation of the Boundary Integral Equation Modeling for Arbitrary Flaw Geometries in ECI NDE

  • C. Hall Barbosa
  • A. P. Ewing
  • T. A. Cruse
  • A. C. Bruno
  • J. P. WikswoJr.
Chapter
Part of the Review of Progress in Quantitative Nondestructive Evaluation book series (RPQN, volume 18 A)

Abstract

The Electric Current Injection (ECI) method of nondestructive evaluation consists of detecting current-flow anomalies due to voids, nonmetallic inclusions and open cracks in electrically conductive materials, through distortions introduced in the magnetic field generated by the sample [1].

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References

  1. 1.
    J. Blitz, Electrical and Magnetic Methods of Nondestructive Testing Adam Hilger, New York, 1991.Google Scholar
  2. 2.
    D. E. Bray and D. McBride, Nondestructive Testing Techniques, John Wiley & Sons, New York, 1992.Google Scholar
  3. 3.
    N. Sepulveda, D. J. Staton and J. P. Wikswo, Jr., “A Mathematical Analysis of the Magnetic Field Produced by Flaws in Two-Dimensional Current-Carrying Conductors”, Journal of Nondestructive Evaluation, Vol. 11, No. 2, pp. 89–101, 1992.CrossRefGoogle Scholar
  4. 4.
    T. A. Cruse and A. P. Ewing, “Special Green Function Formulation of Laplace’s Equation for Electromagnetic Application”, manuscript in preparation.Google Scholar
  5. 5.
    A. P. Ewing, T. A. Cruse, and J. P. Wikswo, Jr., “A SQUID NDE Measurement Model Using BEM”, Rev. Prog. Quant. NDE, vol. 17, 1998 (in press).Google Scholar
  6. 6.
    A. P. Ewing, C. Hall Barbosa, T. A. Cruse, A. C. Bruno and J. P. Wikswo, Jr., “Boundary Integral Equations for Modeling Arbitrary Flaw Geometries in Electric Current Injection NDE”, Rev. Prog. Quant. NDE, vol. 17, 1998 (in press).Google Scholar
  7. 7.
    A. C. Bruno and P. Costa Ribeiro, “Spatial Fourier Calibration Method for Multichannel SQUID Magnetometers”, Rev. Sci. Instrum., vol. 62(11), p. 1005, November, 1991.ADSCrossRefGoogle Scholar
  8. 8.
    A. C. Bruno, “Tesla/Volt Calibration Method for Integrated Planar SQUID Gradiometers”, IEEE Trans. App. Supercond., vol. 7, 2760 (1997).CrossRefMathSciNetGoogle Scholar

Copyright information

© Springer Science+Business Media New York 1999

Authors and Affiliations

  • C. Hall Barbosa
    • 1
    • 2
  • A. P. Ewing
    • 3
  • T. A. Cruse
    • 4
  • A. C. Bruno
    • 1
  • J. P. WikswoJr.
    • 3
  1. 1.Department of PhysicsPontifical Catholic University of Rio de JaneiroRio de JaneiroBrazil
  2. 2.Department of Electrical EngineeringPontifical Catholic University of Rio de JaneiroRio de JaneiroBrazil
  3. 3.Department of Physics and AstronomyVanderbilt UniversityNashvilleUSA
  4. 4.Department of Mechanical EngineeringVanderbilt UniversityNashvilleUSA

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