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Estimating mechanical properties with seismic
Paper presented at the ISRM International Symposium - 10th Asian Rock Mechanics Symposium, October 29–November 3, 2018
Paper Number: ISRM-ARMS10-2018-206
... compressive strength (UCS). Thus, HB strength criteria considering seismic effect was obtained. It is practical to estimate the mechanical properties of rock mass considering seismic effect with the seismic HB strength criteria and Hoek & Diederichs equation based on the UCSs at various strain rates...
Paper presented at the 5th ISRM Young Scholars' Symposium on Rock Mechanics and International Symposium on Rock Engineering for Innovative Future, December 1–4, 2019
Paper Number: ISRM-YSRM-2019-167
... or mechanical properties (e.g., hydraulic conductivity, elastic moduli, seismic velocity, electrical resistivity,) may change in an EDZ formed in an intact or fractured rock mass. The EDZ is formed or further developed because of fracture initiation and evolution due to a tunnel excavation in a rock mass...
Mita Sengupta, Jianchun Dai, Stefano Volterrani, Nader Dutta, Narhari Srinivas Rao, Bashar Al-Qadeeri, Vijaya Kumar Kidambi
Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-2069
...) obtained from seismic inversion. Away from the well-locations, we use seismic to provide a better control on the rock-mechanical properties. Estimation of rock strength: To calculate the rock strength parameters, the following transforms were used: unconfined compressive strength in each lithology unit...
Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201530-MS
... and faults from seismic interpretation, mechanical stratigraphy, elastic properties, and rock strength parameters, together with estimates of pore pressure, vertical stress, minimum and maximum horizontal stress, and stress orientation ( Ali et al., 2003 ). Herein, AVO inversion is used to build a 3D MEM...
Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3417843
... such formation properties using the results of seismic inversion of properly processed prestack seismic data. Particularly important to predicting drilling efficiency and rate of penetration is estimating confined compressive stress, which varies with well trajectory and pressure in the borehole. The results...
Paper presented at the ISRM Rock Dynamics Summit, May 7–11, 2019
Paper Number: ISRM-RDS-2019-034
... can be performed in conjunction with the aforementioned approaches in order to quantitatively estimate the magnitude of a seismic event (Sjöberg et al., 2012) and/or back-analyze the mechanical properties of the causative fault (Hofmann and Scheepers, 2011, Sainoki and Mitri, 2 016 ). metals...
Paper presented at the ARMA/DGS/SEG International Geomechanics Symposium, November 1–4, 2021
Paper Number: ARMA-IGS-21-002
... against Silurian hot shale units and overpressure regime against hot shale interpreted from 1D models. The outline gives an estimation of elastic properties, mechanical properties and stress magnitudes in each point of the seismic cube.3D stress model allows to better make the development plan...
Paper presented at the SPE/ISRM Rock Mechanics in Petroleum Engineering, July 8–10, 1998
Paper Number: SPE-47358-MS
... well control is sparse or non-existent, now routinely s rock mechanical prop- estimates ihrn open hole log andhr seismic data fm bit selection and casing design. The rock mechanical property modeling performed at Chevron utilizes the proprietary Rock Mechanics Algorithm (RMA). Oil and gas field...
Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1465
... is to structural geology. estimate geomechanical properties on seismic scale by utilizing seismic attributes. In the study area, a 3D seismic 5.2. Method survey was utilized. A hybrid supervised learning method to extract reservoir features is implemented by linking regression and shallow 5.1. Theory neural...
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2015
Paper Number: URTEC-2190705-MS
... applied in a 3D fashion onto a seismic cube. These regions provide and qualitative idea of the mechanical response of the formation unit and therefore the effectiveness of the hydraulic fractures. It is important to mention that for this case, we are estimating the mechanical properties in an isotropic...
Paper presented at the SPE Oil and Gas India Conference and Exhibition, April 9–11, 2019
Paper Number: SPE-194693-MS
..., like Young's Modulus, Poisson's ratio, density, UCS and Friction angle were populated in this embedded grid. These properties in the reservoir and surrounding formations in the field are based on the mechanical properties obtained from 1D MEMs and guided by seismic velocity. 3D seismic velocity...
Paper presented at the SPE Western Regional Meeting, April 22–26, 2018
Paper Number: SPE-190034-MS
... CO 2 injection and in estimating geomechanical properties of the formation. Typically, microseismic data are recorded as raw seismic signals that are converted to the source locations and failure mechanisms through seismic source inversion processing. The complex coupled physical and rock damage...
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3750578
.... Our proposed approach is a simple and easily implemented method to calibrate R factors to case-specific mechanical properties, the known reservoir model, and 4D seismic observations. reservoir geomechanics estimation american association modeling & simulation uniaxial compressibility...
Paper presented at the 2006 SEG Annual Meeting, October 1–6, 2006
Paper Number: SEG-2006-1540
... Summary The present seismic technology -based geopressure techniques provide an estimation of pore pressure from seismic velocity where disequilibrium compaction is the dominant pore pressure mechanism. These methods lack the necessary high-resolution information required for drilling proposes...
Paper presented at the SPE Reservoir Characterisation and Simulation Conference and Exhibition, September 17–19, 2019
Paper Number: SPE-196647-MS
... to obtain an adequate correlation between well data and seismic traces. The joint mechanism of neural networks and genetic algorithms globally optimize the nonlinear functions and its parameters to minimize the cost function. Estimated objective function correlates well rock properties with seismic stack...
Paper presented at the 54th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2020
Paper Number: ARMA-2020-2031
... be determined from log data, but such measurements are localized over some limited and small area. For computing those elastic parameters and their variations "elastic inversion" of surface seismic data has been performed, which is a geophysical process used to recover the constituent rock properties...
Colin M. Sayers, Sagnik Dasgupta, Lennert D. den Boer, Edan Gofer, Maria Lascano, David Paddock, Vasudhaven Sudhakar, Andy Walz
Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3209645
...- calibrated surface-seismic data. As shown in Figure 1, a MEM consists of a structural framework of geological surfaces and faults from seismic interpretation, mechanical stratigraphy, elastic properties and rock strength parameters, together with estimates of pore pressure, vertical stress, minimum...
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 22–24, 2019
Paper Number: URTEC-2019-1093-MS
..., seismic attributes derived from pre-stack inversions yielding rock mechanical properties from shear (Vs) and compressional (Vp) velocities and density, when calibrated with well log and/or core measurements, can be combined to estimate TOC, pore pressure, rigidity, and compressibility because...
Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17784044
... are investigated using the statistical rock physics model. During the modeling, the error between the rock physics model and reservoirs, as well as noises in the seismic data are considered. For the process of estimating reservoir properties from elastic parameters, Bayesian inversion based on statistical rock...
Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2996151
... of the fractures, the available seismic data, and the independent fracture data that we use for calibration. Since mechanical rock properties control the distribution of joints, we first perform mechanical facies modeling constrained by facies probabilities derived from prestack inversion results (Michelena et al...
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