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Keywords: compaction
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Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 27–September 1, 2023
Paper Number: SEG-2023-3910015
... believe the “inverse” timeshifts observed around the original borehole represent the effects of reservoir rebound (opposite of compaction) following repressurisation of the compartment after the well was shut-in, also corroborated by in-well pressure gauge data. geology geological subdiscipline...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 27–September 1, 2023
Paper Number: SEG-2023-3914719
... structure and improve resolution of subsurface geoelectric structure. ITEM differs from applications of the wave propagation synthetic aperture concept to diffusive EM geophysics. The synthetic aperture concept is incomplete, achieving no vertical compaction, for TEM beamforming. ITEM achieves full...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3751672
... to the ground through trenching and compaction. We demonstrate this consistency for high amplitude and wide bandwidth seismic waves generated with a vibroseis truck. The measurements made with DAS and geophones are compared in both the time- and frequency-domains and their similarities and differences...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3750578
... exploration geophysicist upstream oil & gas reservoir characterization compaction applied geoscience reservoir compressibility fulmar formation international calibration energy 10 geophysical prospecting north sea equation 6 society reservoir simulation Reservoir R factor estimation...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3581244
... introduce a method to predict reservoir porosity from seismic velocity in clastic sedimentary basins consisting mainly of sand and shale sequences. It entails using velocity as a measure of compaction in a rock-physics study instead of commonly used depth of burial. We present the methodology...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3418290
... the depletion in Elgin Franklin and West Franklin is given. Wells are dots. compaction of the reservoirs and compensation by a each field has a different and distinct overburden 4D signal. relaxation of the overburden and to a lesser degree Using the acquired data, from cores, pressure measurements subsidence...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3408911
..., sandstone and cement-sandstone composite specimen utilizing acoustic emission (AE), velocity and strain data at downhole stress condition. The AE count, strain and velocity help us understand the fracture mechanism that caused the failure of a specimen. The same three dominant events namely, compaction...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427647
... of Geosciences, The University of Texas at Austin scales smaller than the scale of measurement. Causes of Summary anisotropy include layering, vertical fractures, and the reorientation of platy grains due to compaction. The purpose of this work is to predict the elastic stiffness In this study, we propose a rock...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216792
... fraction modeling porosity cementation evolution structural geology smectite geologic time mineral composition microstructure compaction evolutionary rock physics seg international exposition upstream oil & gas reservoir geomechanics reservoir characterization mudrock pressure modeling...
Proceedings Papers

Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2987699
..., compaction and structural deformation in a fully coupled thermal-poro-mechanical framework. We describe important features of the model, we present a workflow for construction and calibration of models to subsurface data and interpretation, we demonstrate an application of the approach to a mini-basin...
Proceedings Papers

Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2991442
... upstream oil & gas cement model moduli p-wave velocity log analysis lower wilcox sandstone sand model porosity bulk density annual meeting seg international exposition dvorkin elastic moduli transition zone well logging avseth compaction reservoir characterization gulf...
Proceedings Papers

Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2998543
... imaging levin geophysics department rock physics workflow porosity mud weight data migrated image angle gather upstream oil & gas physics seg international exposition diagenesis pore pressure velocity model building huy velocity model legacy velocity compaction modeling...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17797818
... mechanisms. Four types of well are labeled, corresponding to four pore pressure scenarios: normal compaction or disequilibrium compaction, fluid expansion, fluid loss, and a mixture of fluid expansion and loss. The developed procedures assist people to rapidly determine which empirical relations to use while...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17443613
... annual meeting effective stress tomography velocity model building seg seg international exposition rock physics model dutta reservoir geomechanics application velocity model gulf reservoir characterization upstream oil & gas compaction overburden stress earth model building...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17789338
... ABSTRACT Seismic velocity and velocity anisotropy play an important role in imaging, pore pressure prediction and quantitative reservoir characterization. Velocities in rocks are affected by many geologic factors including compaction and diagenesis. We present a methodology to integrate...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17494719
..., the velocities are highly temperature-dependent. Moreover, owing to the difference in porosity, compaction, and heavy oil viscosity, oil sands in distinct fields display difference between them. In this paper, we compared the heavy oil sands from Alaska and Alberta, and analyzed the geological factors that can...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17726893
... ABSTRACT The changes in physical properties of sandstones with burial depth are a result of mechanical and chemical compaction processes. These processes are affected by rock microstructure, pressure regimes and temperature history. Data from 30 wells have been used to investigate and compare...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17729765
... to the complex interactions of porosity, change in partial fluid saturations and fluid compressibilities, change in pore pressure and the resulting compaction or dilation. Specifically, we use vertical strain in computing a change in effective stress to estimate velocity changes. The results show...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17726890
... seg seg international exposition rock physics template screening exploration reservoir characterization open file database upstream oil & gas porosity sandstone compaction sandstone reservoir lithology annual meeting Odegaard , E. , and P. Avseth , 2004...

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