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Collaborating Authors
Results
Summary A study has been conducted to determine the sensitivity of borehole transient electromagnetic measurements to a carbon dioxide flood. Current density and distribution, magnetic field sensitivities, and magnetic field amplitudes have been analyzed for a Bzz and coplanar Bxx transmitterreceiver configuration. Interpretation of the results indicates that borehole TEM is sensitive to a resistive CO2 injection into a conductive layer.
- North America > United States > New Mexico (0.17)
- North America > United States > Utah (0.17)
- North America > United States > Wisconsin (0.15)
- Geophysics > Electromagnetic Surveying (0.93)
- Geophysics > Borehole Geophysics (0.62)
- North America > United States > New Mexico > Permian Basin > Maljamar Field > San Andreas Formation (0.99)
- North America > United States > New Mexico > Permian Basin > Maljamar Field > Grayburg Formation (0.99)
- North America > United States > New Mexico > Permian Basin > Maljamar Field > Abo Formation (0.99)
Summary We have developed a fast inversion algorithm for interpreting multi-component induction logging data assuming a 1-D transversely isotropic earth model. The iterative scheme implements an accurate semi-analytical forward solver, employs a quadratic program, and utilizes a sub-domain Jacobian computation to increase iteration speeds. Unlike similar 1-D algorithms, the inversion presented here accounts for depth variation, dip, and azimuth of layers as well as vertical and horizontal conductivities, which are all typically unknown parameters.
- Oceania > Australia > Western Australia > North West Shelf > Carnarvon Basin > Carnarvon Basin > Dampier Basin > Block WA-191-P > Fletcher Finucane Field > Fletcher Field (0.89)
- Oceania > Australia > Western Australia > North West Shelf > Carnarvon Basin > Beagle Basin > Dampier Basin > Block WA-191-P > Fletcher Finucane Field > Fletcher Field (0.89)