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Russian Geology and Geophysics

2007 year, number 9

3D forward modeling of vector field for induction logging problems

M.I. Epova, E.P. Shurinab, O.V. Nechaev c
a Institute of Petroleum Geology and Geophysics, Siberian Branch of the RAS, 3 prosp. Akad. Koptyuga, Novosibirsk, 630090, Russia
b Novosibirsk State Technological University, 20 prosp. K. Marksa, Novosibirsk, 630092, Russia
c Luch Research & Production Association, 34 ul. Vtoraya Yurginskaya, Novosibirsk, 630051, Russia
Keywords: Vector finite element method; deviated well; thinly laminated formation
Pages: 770-774


TEM responses in an inhomogeneous medium are modeled in 3D using the vector finite element method for induction logging in petroleum wells. The algorithm is applied to HFIL diagrams obtained in wells that tap thinly laminated formations with regard to the true position of logging tools.