TWO-DIMENSIONAL MODELING OF TEM FIELD APPLIED TO FLAW DETECTION IN WELL CASING
V.S. Mogilatov, G.M. Morozova, M.I. Epov, E.Yu. Antonov, A.S. Martynov, and V.F. Polygalov*
Institute of Geophysics, Siberian Branch of the RAS, 3 prosp. Akad. Koptyuga, Novosibirsk, 630090, Russia
*Nizhnevartovskgeofizika, POB 219, Nizhnevartovsk 6, 626440, Russia
Keywords: TEM field, resistivity, ferromagnet, magnetic permeability
Pages: 1184-1191
Abstract
A 2D solution for the TEM field has been obtained by introducing additional perturbation eddy currents into Maxwell's equation. The numerical results have been tested against physical modeling and measurements in a well.
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