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Seismic petrophysics: Part 1

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Proceedings Papers

Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-0364
... in statistical rock physics inversion for better estimation of petrophysical properties. Numerical examples on well log and synthetic seismic data demonstrate the feasibility of this approach. Introduction For reservoir characterization, elastic parameters from seismic inversion only tell part of the story...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 26–29, 2020
Paper Number: SPE-202034-MS
... . Reconciling geology with geophysics: estimating a-priori facies probabilities for seismic amplitude inversion . Part 1, theory. 81st EAGE Conference & Exhibition , Extended Abstracts Haas , A. , Dubrule , O. , 1994 . Geostatistical inversion - a sequential method of stochastic reservoir...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 24–27, 2006
Paper Number: SPE-101945-MS
... seismic scale new strategy shale probability cube reservoir simulation facies reservoir part Probability Cube dominant seismic facies seismic facies arithmetic average society of petroleum engineers reservoir model Copyright 2006, Society of Petroleum Engineers This paper was prepared...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3215122
... interpretation (Araya-Polo et al., 2017), seismic facies classification (Zhao, 2018), and impedance inversion (Alfarraj and AlRegib, 2018; Das et al., 2018). Figure 1: An example of an earth model with petrophysical, elastic properties, and corresponding seismic gather. In this paper, we propose two workflows...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 30–October 2, 2019
Paper Number: SPE-195856-MS
... the reservoir. As showing in table 1 , the common instantaneous include real part and imaginary part of complex trace, trace envelope, instantaneous phase, and instantaneous Q factor. In this study, three instantaneous attributes were extracted from the seismic volume, including curvature, instantaneous phase...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5279-MS
... the elastic domain. These include the petrophysical properties from which components of the rock mass such as its pore space, frame and solid phase can be assembled from its constituent parts. In this study, we estimate the effective stress from seismic data using a combination of elastic properties estimated...
Proceedings Papers

Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-1595
... the southern part of the reservoir, where it is much thicker, it reaches up to 400 feet, representing the major producing interval of the field. well log original amplitude upstream oil & gas equation water saturation information machine learning modeling reservoir characterization seismic...
Proceedings Papers

Paper presented at the SPE Europec featured at 80th EAGE Conference and Exhibition, June 11–14, 2018
Paper Number: SPE-190885-MS
..., easily recognisable from core up to seismic scale and used to distribute petrophysical properties into the 3D static model in a more reliable way. The workflow applied for the Petrophysical Characterisation of the carbonate reservoir consists of five main parts ( Fig. 1 ): RRT classification...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 22–24, 2019
Paper Number: URTEC-2019-97-MS
... 3D seismic volume in the northeastern part of the Delaware Basin reveals the complex stratigraphic architecture of key producing intervals in the Permian Basin. The 3D volume, combined with regional 2D seismic lines, enabled refining the interpretation of the stratigraphic architecture...
Proceedings Papers

Paper presented at the Offshore Mediterranean Conference and Exhibition, March 29–31, 2017
Paper Number: OMC-2017-631
..., developed as part of a collaborative research project between Edison and the Earth Sciences Department of the University of Pisa. The two-stage approach performs the petrophysical-seismic inversion in a cascaded workflow: first a Bayesian AVA inversion, based on a linear approximation of the Zoeppritz...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 19–22, 2010
Paper Number: SPE-134919-MS
... the probability of seismic facies occurrence from seismic data and to generate 3D realizations of facies and petrophysical properties within the geocellular reservoir model. For descriptive purposes the methodology may be divided into two main parts: facies inversion from seismic data and geostatistical reservoir...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3418232
... considers the frequency-related elastic behavior as a seismic expression in sand-injectite complex within shallow fundamental part in the upscaling process from depositional systems. We first upscale 1D microstructural microstructural observations to a 3D geological-scale model. observations to a 3D...
Proceedings Papers

Paper presented at the SEG/AAPG/EAGE/SPE Research and Development Petroleum Conference and Exhibition, May 9–10, 2018
Paper Number: SEG-2018-26
... seismic cube. Electric logs include Gamma ray, Resistivity, neutron and Density. The flow chart of methods is shown in fig.2. Seismic interpretation and reservoir modeling was performed using petrel software, while interactive Petrophysics used for petrophysical analysis. Seismic interpretation...
Proceedings Papers

Paper presented at the 18th World Petroleum Congress, September 25–29, 2005
Paper Number: WPC-18-0881
... (Figs.3, 4). Zone A, (the uppermost) is recognized the best reservoir zone. The Mishrif reservoir in this area is part of more extensive reef deposition of the Middle Cretaceous in the Persian Gulf. Petrographic, Petrophysics and Seismic integration: an approach to delineation of diagenetic trap...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 9–12, 2020
Paper Number: SPE-202944-MS
... of the well logs, short term and long term production data, time lapse saturation, seismic coherence maps, geologic drivers and fault properties. Around 60 wells were investigated as part of the study and multiple regions were investigated for the reservoir to arrive at the conclusions presented later...
Proceedings Papers

Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1530
... properties (Table 1) were generated in order to consider in the seismic petrophysics part of the SRC study. Table 1: Elastic properties derived from the standard deterministic inversion outputs of acoustic impedance, Vp/Vs, and density. As the inversion estimates the physical properties, the reflection...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-3191-MS
... are generated per facies as a part of the seismic inversion process, the geological model built should be more accurate. Since some of the facies (such as cherts) might cause drilling risks, knowing the type of facies and be able to predict its resolution from an inversion can also be of tremendous help...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 13–16, 2017
Paper Number: SPE-188470-MS
...-dependent wavelets and six well-logs composed by porosity, volume of shale, hydrocarbon saturation and Pand S-impedance. The wavelets were provided as part of the existing dataset after conventional seismic-to-well tie. Three different facies were considered for this example. Sandstones filled with brine...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Eastern Europe Subsurface Conference, November 23–24, 2021
Paper Number: SPE-208499-MS
.... The seismic inversion was calibrated by available well log data and by traditional structural interpretation. Seismic elastic inversion results in a deep Lower Carboniferous target in the central part of the DDB are described. The fluid has minimal effect on the density and Vp. Well logs with cross-dipole...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206547-MS
... of seismic data use for reservoir rocks and their properties prediction. Obtained relationships was used for prognostic petrophysical cubes modeling in crosshole space ( Figures 1 , 2 ); using relationship between acoustic impedance and Vp/Vs ratio lithothypes were determined that proves the possibility...

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