A 2.5D finite-element-modeling difference method for marine CSEM modeling in stratified anisotropic media

Geophysics

Volumn 73, Issue 1, 2008, Pages

  Kong, F N ^a   Johnstad, S E ^b   Rosten T ^b   Westerdahl, H ^a  

^a NORWEGIAN GEOTECHNICAL INSTITUTE   (Norway)

^b STATOIL   (Norway)

Author keywords

[No Author keywords available]

Indexed keywords

FINITE DIFFERENCE METHOD; FINITE ELEMENT METHOD; MATHEMATICAL MODELS; PARTIAL DIFFERENTIAL EQUATIONS;

BOUNDARY REFLECTIONS; CONTROLLED-SOURCE ELECTROMAGNETIC; DELTA SOURCES; NEAR-FIELD ERROR; SOURCE SINGULARITY; STRATIFIED ANISOTROPIC MEDIA;

GEOPHYSICS;

ANISOTROPIC MEDIUM; ELECTRICAL RESISTIVITY; ELECTROMAGNETIC METHOD; FINITE DIFFERENCE METHOD; FINITE ELEMENT METHOD; NUMERICAL METHOD;

EID: 38149112634     PISSN: 00168033     EISSN: None     Source Type: Journal    
DOI: 10.1190/1.2819691     Document Type: Article

References (32)

1. Anderson, W. L., 1979, Numerical integration of related Hankel transforms of orders 0 and 1 by adaptive digital filtering: Geophysics, 44, 1287-1305. gpy GPYSA7 0016-8033 10.1190/1.1441007
2. Chave, A. D., and C. S. Cox, 1982, Controlled electromagnetic sources for measuring electrical conductivity beneath the oceans, 1: Forward problem and model study: Journal of Geophysical Research, 87, 5327-5338. jgr JGREA2 0148-0227
3. Coggon, J. H., 1971, Electromagnetic and electrical modeling by the finite-element method: Geophysics, 36, 132-155. gpy GPYSA7 0016-8033 10.1190/1.1440151
4. Davis, T. A., 2006, Direct methods for sparse linear systems: Society for Industrial and Applied Mathematics (SIAM). sss SIJCD4 0196-5204
5. Eidesmo, T., S. Ellingsrud, L. M. MacGregor, S. Constable, M. C. Sinha, S. E. Johansen, F. N. Kong, and H. Westerdahl, 2002, Sea bed logging (SBL), a new method for remote and direct identification of hydrocarbon filled layers in deepwater areas: First Break, 20, 144-152.
6. Ellingsrud, S., M. C. Sinha, S. Constable, L. M. MacGregor, T. Eidesmo, and S. E. Johansen, 2002, Remote sensing of hydrocarbon layers by sea bed logging (SBL): Results from a cruise offshore Angola: The Leading Edge, 21, 972-982. lee LEEDFF 1070-485X 10.1190/1.1518433
7. Everett, M., and R. Edwards, 1992, Transient marine electromagnetics: The 2.5-D forward problem: Geophysical Journal International, 113, 545-561. gji GJINEA 0956-540X 10.1111/j.1365-246X.1993.tb04651.x
8. Farrelly, B., C. Ringstad, S. E. Johnstad, and S. Ellingsrud, 2004, Remote characterization of hydrocarbon filled reservoirs at the Troll field by sea bed logging EAGE Fall Research Workshop.
9. Goldman, Y., C. Hubans, S. Nicoletis, and S. Spitz, 1986, A finite element solution for the transient electromagnetic response of an arbitrary two-dimensional resistivity distribution: Geophysics, 51, 1450-1461. gpy GPYSA7 0016-8033 10.1190/1.1442193
10. Hohmann, G. W., 1987, Numerical modeling for electromagnetic methods of geophysics, in M. N. Nabighian, ed., Electromagnetic methods in applied geophysics, 1, Theory: SEG.
11. Jin, J., 1993, The finite element method in electromagnetics: John Wiley & Sons, Inc.
12. Johansen, S. E., H. E. F. Amundsen, T. Røsten, S. Ellingsrud, T. Eidesmo, and A. H. Bhuyian, 2005, Subsurface hydrocarbons detected by electromagnetic sounding: First Break, 23, 31-36.
13. Johnstad, S. E., B. A. Farrelly, and C. Ringstad, 2005, Seabed logging on the North Sea Troll field: Offshore Technology Conference, Paper 17661.
14. Key, K., and C. J. Weiss, 2006, Adaptive finite element modeling using unstructured grids: The 2D magnetotelluric example: Geophysics, 71, no. 6, G291-G299. gpy GPYSA7 0016-8033 10.1190/1.2348091
15. Kong, F. N., 2007, Hankel transform filters for dipole antenna radiation in a conductive medium: Geophysical Prospecting, 55, 83-89. 8uc GPPRAR 0016-8025 10.1111/j.1365-2478.2006.00585.x
16. Kong, F. N., H. Westerdahl, S. Ellingsrud, T. Eidesmo, and S. E. Johansen, 2002, Seabed logging: A possible direct hydrocarbon indicator for deepsea prospects using EM energy: Oil & Gas Journal, 100, 30-38. 8nr OIGJAV 0030-1388
17. Kong, J. A., 1972, Electromagnetic fields due to dipole antennas over stratified anisotropic media: Geophysics, 37, 985-996. gpy GPYSA7 0016-8033 10.1190/1.1440321
18. 1990, Electromagnetic wave theory, 2nd ed.: John Wiley & Sons, Inc.
19. Lee, K. H., 1978, Electromagnetic scattering by a two-dimensional inhomogeneity due to an oscillating magnetic dipole source: Ph.D. thesis, University of California, Berkeley.
20. Lee, K. H., and H. F. Morrison, 1985, A numerical solution for the electromagnetic scattering by a two-dimensional inhomogeneity: Geophysics, 50, 1163-l165. gpy GPYSA7 0016-8033 10.1190/1.1441989
21. Li, Y., and S. Constable, 2007, 2D marine controlled-source electromagnetic modeling, part 2 - The effect of bathymetry: Geophysics, 72, no. 2, WA63-WA71. gpy GPYSA7 0016-8033 10.1190/1.2430647
22. Li, Y., and K. Key, 2007, 2D marine controlled-source electromagnetic modeling, part 1 - An adaptive finite element algorithm: Geophysics, 72, no. 2, WA51-WA62. gpy GPYSA7 0016-8033 10.1190/1.2432262
23. MacGregor, L., and M. Sinha, 2000, Use of marine controlled-source electromagnetic sounding for sub-basalt exploration: Geophysical Prospecting, 48, 1091-1106. 8uc GPPRAR 0016-8025 10.1046/ j.1365-2478.2000.00227.x
24. Mitsuhata, Y., 2000, 2-D electromagnetic modeling by finite-element method with a dipole source and topography: Geophysics, 65, 465-475. gpy GPYSA7 0016-8033 10.1190/1.1444740
25. Newman, G. A., and D. L. Alumbaugh, 1995, Frequency-domain modeling of airborne electromagnetic responses using staggered finite differences: Geophysical Prospecting, 43, 1021-1042. 8uc GPPRAR 0016-8025 10.1111/ j.1365-2478.1995.tb00294.x
26. Røsten, T., S. E. Johnstad, S. Ellingsrud, H. E. F. Amundsen, S. Johansen, and I. Brevik, 2003, A seabed logging (SBL) calibration survey over the Ormen Lange gas field: 65th Annual Conference and Exhibition, EAGE, Extended Abstracts, P058.
27. Ryu, J., 1971, Low frequency electromagnetic scattering: Ph.D. thesis, University of California, Berkeley.
28. Stoyer, C. H., and R. J. Greenfield, 1976, Numerical solutions of the response of a two-dimensional earth to an oscillating magnetic dipole source: Geophysics, 41, 519-530. gpy GPYSA7 0016-8033 10.1190/1.1440630
29. Tang, C. H., 1979, Electromagnetic fields due to dipole antennas embedded in stratified anisotrpic media: IEEE Transactions on Antennas and Propagation, AP-27, 665-670. ita IETPAK 0018-926X 10.1109/ TAP.1979.1142160
30. Unsworth, M. J., B. J. Travis, and A. D. Chave, 1993, Electromagnetic induction by a finite electric dipole source over a 2-D earth: Geophysics, 58, 198-214. gpy GPYSA7 0016-8033 10.1190/1.1443406
31. Wait, J. R., 1966, Fields of a dipole over a homogeneous anisotropic half-space: Canadian Journal of Physics, 44, 2387-2401. cjp CJPHAD 0008-4204
32. Weiss, C. J., and S. Constable, 2006, Mapping thin resistors in the marine environment, part II: Modeling and analysis in 3D: Geophysics, 71, no. 6, G321-G332. gpy GPYSA7 0016-8033 10.1190/1.2356908