Benchmark problems for defect size and shape determination in eddy-current nondestructive evaluation

Journal of Nondestructive Evaluation

Volumn 15, Issue 1, 1996, Pages 21-34

  Harrison, D J ^a   Jones, L D ^a   Burke, S K ^b  

^a DEFENCE SCIENCE AND TECHNOLOGY LABORATORY   (United Kingdom)

^b AERO AND MAR RESEARCH LABORATORY   (Australia)

Author keywords

Benchmark problems; Defect sizing; Eddy current NDE; Inverse problems

Indexed keywords

AIR CORED COIL; BENCHMARK PROBLEMS; DEFECT SIZING; EDDY CURRENT NONDESTRUCTIVE EVALUATION; ELECTRODISCHARGE MACHINED SLOT;

ALGORITHMS; ALUMINUM ALLOYS; CALCULATIONS; DEFECTS; EDDY CURRENTS; ELECTRIC COILS; ELECTRIC IMPEDANCE; INVERSE PROBLEMS; PLATE METAL;

NONDESTRUCTIVE EXAMINATION;

EID: 0030100878     PISSN: 01959298     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF00733823     Document Type: Article

References (11)

1. S. K. Burke, A benchmark problem for calculation of ΔZ in eddy-current nondestructive evaluation (NDE), J. Nondestruct. EvaL, 7: 35-42 (1988).
2. D. McA. McKirdy, Recent improvements to the application of the volume integral method of eddy current modelling. J. Nondestr. Eval, 8:45-52 (1989).
3. J. R. Bowler, S. A. Jenkins, L. D. Sabbagh, and H. A. Sabbagh, Eddy-current probe impedance due to a volumetric flaw, J. Appl. Phys. 70:1107-1114 (1991).
4. S. J. Norton and J. R. Bowler, Theory of eddy-current inversion, J. Appl. Phys., 73:501 (1993).
5. J. R. Bowler, Eddy-current interaction with an ideal crack: I. The forward problem. J. Appl Phys. 75:8128-8137 (1994).
6. J. R. Bowler, S. J. Norton, and D. J. Harrison, Eddy-current interaction with an ideal crack: II The inverse problem, J. Appl. Phys. 75:8138-8144 (1994).
7. S. K. Burke, Eddy-current inversion in the thin-skin limit: Determination of depth and opening for a long crack, J. Appl. Phys., 76:3072-3080 (1994).
8. D. J. Harrison and L. D. Jones, private communication, DRA Farnborough, U.K. (1993).
9. A complete listing of parameters and experimental data is available on request from the authors or by email to steve.burke@dsto.defence.gov.au.
10. Hewlett-Packard, Operation manual for model HP 4194A Impedance Analyzer, Part No. 04194-90001, Yokogawa-Hewlett-Packard Ltd, Tokyo, Japan (1989).
11. C. V. Dodd and W. E. Deeds, Analytical solutions to eddy-current probe-coil problems, J. Appl. Phys., 39:2829-2838 (1968).