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Diffraction tomography for geophysical monitoring of hydrocarbon reservoirs

Journal Article · · Proceedings of the IEEE (Institute of Electrical and Electronics Engineers); (USA)
DOI:https://doi.org/10.1109/5.54809· OSTI ID:6984699
;  [1]
  1. Mobil Research and Development Corp., Dallas, TX (USA)

Tomographic image reconstruction techniques are being successfully extended to applications in geophysical imaging. Important applications of this technology include monitoring enhanced oil recovery (EOR) projects in hydrocarbon reservoirs, as well as significantly enhancing our understanding of reservoir structure and mechanics. Data from geophysical tomographic surveys may be in 2-D or 3-D format and in either case may be acquired in multicomponent form, recording both scalar (compressional) and vector (shear) modes of propagation. The data may be processed as either travel-time or amplitude data for tomographic reconstruction. The resulting multidimensional data sets may be reconstructed to obtain a variety of complementary images, each carrying different information about the reservoir. These include shear and compressional velocity tomograms, Q tomograms, and tomograms of elastic moduli, including incompressibility and Poisson ratio.

OSTI ID:
6984699
Journal Information:
Proceedings of the IEEE (Institute of Electrical and Electronics Engineers); (USA), Journal Name: Proceedings of the IEEE (Institute of Electrical and Electronics Engineers); (USA) Vol. 78:4; ISSN IEEPA; ISSN 0018-9219
Country of Publication:
United States
Language:
English