High Resolution Eddy Current Tomography System for Nondestructive Testing
J. Salacha, R. Szewczykb
aInstitute of Metrology and Biomedical Engineering, Warsaw University of Technology, Warsaw, Poland
bIndustrial Research Institute for Automation and Measurements, Al. Jerozolimskie 202, 02-486 Warsaw, Poland
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Idea of the high-resolution eddy current tomography is presented. Proposed system gives possibility of testing cylinder-shaped elements made of both magnetic and non-magnetic materials. To validate the concept, the tomographic measurements are carried out on set of steel cylinders with non-magnetic copper inclusion. Measurements were done during both linear and rotational movement of the element. Achieved results indicate the high sensitivity of system, which creates possibility of its application for non-destructive testing of the elements made of ferromagnetic and non-magnetic materials.

DOI: 10.12693/APhysPolA.126.402
PACS numbers: 81.70.Ex, 81.70.Tx