Investigation into the use of 2D elastic waveform inversion from look-ahead walk-away VSP surveys

Geophysical Prospecting

Volumn 56, Issue 6 SPEC. ISS., 2008, Pages 883-895

  Roberts, Mark A ^a   Singh, Satish ^a   Hornby, Brian E ^b  

^a IPG Paris   (France)

^b BP AMERICA INC   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

DRILLING; ELASTICITY; OFFSHORE OIL WELLS; PORE PRESSURE; RISK ASSESSMENT; RISK PERCEPTION; SEDIMENTATION; SEDIMENTOLOGY; SEISMIC PROSPECTING; SEISMOLOGY; STATISTICAL TESTS; SURVEYS; WAVEFORM ANALYSIS;

BLIND TEST; ELASTIC PARAMETERS; FULL-WAVEFORM INVERSION; GULF OF MEXICO; LOOK-AHEAD; RECEIVER ARRAYS; SYNTHETIC DATA SETS; VERTICAL SEISMIC PROFILING; WAVEFORM INVERSIONS;

PARAMETER ESTIMATION;

DATA INVERSION; DATA SET; DRILLING; ESTIMATION METHOD; PORE PRESSURE; PREDICTION; SEISMIC REFLECTION; SEISMIC SURVEY; TWO-DIMENSIONAL MODELING; VELOCITY STRUCTURE; WAVEFORM ANALYSIS;

ATLANTIC OCEAN; GULF OF MEXICO;

EID: 53549116472     PISSN: 00168025     EISSN: 13652478     Source Type: Journal    
DOI: 10.1111/j.1365-2478.2007.00689.x     Document Type: Article

References (34)

1. Bowers G.L. 1999. Pore pressure estimation from velocity data: Accounting for overpressure mechanisms besides under-compaction. In: Pore Pressure and Fracture Gradients, SPE Reprint series No. 49, pp. 78-84. Society of Petroleum Engineers.
2. Bowers G. 2002. Detecting high overpressure. The Leading Edge 21, 174-177.
3. Bruce B. 2002. An introduction to this special section: Pore pressure. The Leading Edge 21, 169-177.
4. Bunks C., Saleck F.M., Zaleski S. and Chavent G. 1995. Multiscale seismic waveform inversion. Geophysics 60, 1457-1473.
5. Charara M., Barnes C. and Tarantola A. 1996. The state of affairs in inversion of seismic data: An OVSP example. 66th SEG meeting, Denver, Colorado, USA, Expanded Abstracts, 1999-2002.
6. Collier J.S. and Singh S.C. 1998. Poisson's ratio structure of young oceanic crust. Journal of Geophysical Research 103, 20981-20996.
7. Eaton B. 1975. The equation for geopressure prediction from well logs. SPE Paper 5544.
8. Ebrom D., Mueller M., Shah H. and Thomsen L. 2002. VSP-derived Vp/Vs ratios for pressure prediction ahead of the bit. 64th EAGE meeting, Florence, Italy, Expanded Abstracts, F021.
9. Ebrom D., Heppard P., Mueller M. and Thomsen L. 2003. Pore pressure prediction from S-wave, C-wave, and P-wave velocities. 73rd SEG meeting, Dallas, Texas, USA, Expanded Abstracts.
10. Ebrom D., Heppard P., Thomsen L., Mueller M., Harrold T., Phillip L. and Watson P. 2004. Effective stress and minimum velocity trends. 74th SEG meeting, Denver, Colorado, USA, Expanded Abstracts.
11. Freudenreich Y.P. 2002. P- and S-wave velocity estimation from full wavefield inversion of wide-aperture seismic data. PhD thesis, University of Cambridge.
12. Furre A. 2002. The effective stress coefficient for wave velocities in saturated grain packs. 64th EAGE meeting, Florence, Italy, Expanded Abstracts.
13. Gao F., Levander A.R., Pratt R.G., Zelt C.A. and Fradelizio G.L. 2006. Wavefield tomography at a groundwater contamination site: VSP-surface data set. Geophysics 71, H1-H11.
14. Gutierrez M., Braunsdor N. and Couzens B. 2006. Calibration and ranking of pore-pressure prediction models. The Leading Edge 25, 1516-1523.
15. Hornby B. 1996. An experimental investigation of effective stress principles for sedimentary rocks. 66th SEG meeting, Denver, Colorado, USA, Expanded Abstracts, 1707-1710.
16. Hornby B., Yu J., Sharp J., Ray A. and Regone C. 2006. VSP: Beyond time-to-depth. The Leading Edge 25, 446-452.
17. Japsen P., Mukerji T. and Mavko G. 2007. Constraints on velocity-depth trends from rock physics models. Geophysical Prospecting 55, 135-154.
18. Lailly P. 1983. The seismic inverse problem as a sequence of before sack migrations. In: Conference on Inverse Scattering: Theory and Application (eds J.B. Bednar, R. Redner, E. Robinson and A. Weglein), pp. 206-220. Philadelphia Society of Industrial and Applied Mathematics.
19. Leaney W.S., Hornby B.E., Campbell A.J., Viceer S., Albertin M. and Malinverno A. 2004. Sub-salt velocity prediction with a look-ahead AVO walkaway. 74th SEG meeting, Denver, Colorado, USA, Expanded Abstracts, 2474-2476.
20. Levander A. 1988. Fourth-order finite-difference P-SV seismograms. Geophysics 53, 1425-1436.
21. Mittet R. and Hokstad K. 1995. Transforming walk-away VSP data into reverse VSP data. Geophysics 60, 968-977.
22. Mora P. 1987. Non-linear two-dimensional elastic inversion of multi-offset seismic data. Geophysics 52, 1211-1228.
23. Peng C. and Toksöz M.N. 1995. An optimal absorbing boundary condition for elastic wave modelling. Geophysics 60, 296-301.
24. Pica A., Diet J.P. and Tarantola A. 1990. Nonlinear inversion of seismic reflection data in a laterally invarient medium. Geophysics 55, 284-292.
25. Polak E. 1971. Computational Methods in Optimization: A Unified Approach. Academic Press.
26. Rao Y., Wang Y. and Morgan J.V. 2006. Crosshole weismic waveform tomography - II. Resolution analysis. Geophysical Journal International 166, 1237-1248.
27. Roberts M. 2007. Full waveform inversion of walk-away VSP data, PhD thesis, Institut de Physique du Globe de Paris.
28. Sheen D.-H., Tuncay K., Baag C.-E. and Ortoleva P.J. 2004. Efficient finite difference calculation of partial derivative seismic wavefield using reciprocity and convolution. 74th SEG meeting, Denver, Colorado, USA, Expanded Abstracts.
29. Shipp R. and Singh S.C. 2002. Two-dimentional full waveform inversion of wide aperture marine seismic streamer data. Geophysical Journal International 151, 325-344.
30. Tarantola A. 1984. Inversion of seismic reflection data in the acoustic approximation. Geophysics 49, 1259-1266.
31. Tarantola A. 1986. A strategy for non-linear elastic inversion of seismic reflection data. Geophysics 51, 1893-1903.
32. Tarantola A. 2005. Inverse Problem Theory and Model Parameter Estimation. SIAM.
33. Terzaghi K. 1936. The shear resistance of saturated soil and the angle between planes of shear. Proceedings of the 1st International Soil Mechanics & Foundation Engineering Conference, Vol. 1, pp. 54-56. Harvard, MA.
34. Viceer S., Vinson M.L., Hornby B., Ebrom D., Heppard P., Jay C. and Blangy J.-P. 2006. Improving drilling efficiency using a look-ahead VSP to predict pressure, exiting salt: Five Gulf of Mexico examples. 2006 Offshore Technology Conference, Houston, Texas, USA, 1-4 May 2006, OTC 18262.