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Keywords: porosity
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Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1137
..., as a proxy for shale porosity, is well constrained, the pore pressure prediction may be in error because of the lithological variation in shale composition. Presence of solid organic matter in excess amounts in shale formations that have never been exposed to the pressure-temperature conditions in the oil...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1063
... stress-density, and pore pressure-neutron porosity have been used to establish the overpressure mechanism. Wells are correlated on a regional scale to ascertain the variation of lithofacies corresponding to the onset of overpressure. Variation of geothermal gradients is also studied for Panna...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1663
... by 5.6% compared to silica flour. The Young's modulus of granite waste was smaller than the Young's modulus of silica flour by 3%. Additionally, the porosity of granite waste was also smaller than the porosity of silica flour by 18%. 1. Introduction In the Petroleum industry, while drilling...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1743
... of pressure drop, porosity and pore structure on fluid flow and heat transfer in porous media. The detailed distribution of velocity and temperature in complex pore space was obtained and presented visually. The results show that the increase of pressure drop will enhance the fluid transmission rate and heat...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1934
..., well logs will provide that certainty. However, without the knowledge of rock strength, porosity, permeability, and Poisson's Ratio, the completion design may be lacking or underperforming. Although these reservoir properties can be fundamentally computed, porosity from sonic, density, or neutron logs...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1245
... physics procedure to estimate porosity and absolute permeability and compare the pore-scale heterogeneities in different core samples. From the analyses that is evident that permeability can vary in even short distances of sampling in an unconventional play, such as the Bakken Fm. Therefore, assuming...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1271
... and buildings. These rocks can be naturally or anthropically exposed to high temperatures. Consequently, relating their physical properties to temperature induced damage becomes extremely important. Key physical and mechanical properties, such as porosity, seismic wave velocities, electrical resistivity...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1303
..., due to low porosity, low permeability, and well-developed natural fractures, tight sandstone reservoirs have strong stress-dependent damage caused by the decreases of formation pressure in the later stage of reservoir stimulation, which can reduce the reservoir permeability and then oil and gas...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1847
... be quite complex due to the nature of the carbonate sediments which do not have a predictable porosity against velocity trend when compared to their siliciclastic counterparts (Eberli et al. 2003; Anselmetti and Eberli 1997). chemical flooding methods climate change reservoir characterization...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1185
... properties of the rock and fissures, such as permeability and porosity. flow in porous media fissured rock viscosity upstream oil & gas simulation multiphase flow pore pressure forouzandeh reservoir characterization porosity grout gelation time dilution effect fissured rock boley...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1978
..., porosity, and stress conditions (Andersen et al., 2018; Hickman, 2004; Leddra, 1989; Risnes et al., 2003). In the southern part of the Danish North Sea, Upper Maastrichtian pelagic chalk deposits that constitute the main reservoir unit are monotonous, cyclic, and with a low clay and quartz content...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2038
.... Seismic survey is usually done before the main drilling phase of the field, so this method is the only way to obtain results that can be used in the drilling phase (Badri et al. 2000). reservoir geomechanics seismic data prediction velocity model seismic model pore pressure porosity bower...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2033
... saturation experiment reduction enhanced recovery electrical resistivity micro-ct imaging flooding experiment bulk modulus saturation oil-saturated sample porosity core flooding experiment injection resistivity s-wave velocity ARMA 21 2033 Unravelling wave-velocity and electrical resistivity...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1584
... correlation variation prediction sonic log kansas wellington field porosity inversion model-based inversion pore pressure map university wavelet extraction acoustic impedance horizon determination ARMA 21 1584 Pore Pressure Prediction Using Model Based Seismic Inversion and Downhole...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1590
..., has been therefore widely used as a predictor for in-situ rock spalling strength. The aim of this study is to investigate the effect of material elasticity, porosity, and tensile strength on the crack initiation stress level based on the results of over 3,000 experiments collected from the literature...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-0011
... nitrogen (LN2) into Eagle Ford core samples were conducted at the reservoir temperature (82 °C) and three treatment-pressures (1.38, 2.76, 4.14 MPa). Before and after each treatment-cycle, porosity, permeability, and ultrasonic velocities were measured. Porosity, permeability, and ultrasonic velocity...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2042
... A") with starting porosity σ 0 = 23–30%, and 11 dolostone-dominated core plugs ("Core W") with σ 0 = 6–18%. Core A plugs are composed of calcite and show a wide range of pore types (e.g., vuggy, mouldic, micropores). Samples have been grouped as ‘micro-', ‘meso-', or ‘macroporous' based on pore type and size...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2056
... structures under injection has not been widely explored in the literature. modeling & simulation heterogeneity reservoir characterization upstream oil & gas tensile nemeth pressurization fluid flow reservoir geomechanics fluid dynamics porosity effective stress host rock collapse...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2066
.... This workflow has been applied to a standard reference material for rock mechanics studies (Carrara marble) as well as a rock sample from a porphyry Cu-Au deposit. In the Carrara marble sample, we map submicron scale porosity along grain boundaries in 3D and tracked damage at grain boundaries as well as grain...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1272
... on the rock properties and reservoir condition are conducted to investigate the risks of plug failure, which included the rocks' Young's Modulus, Poisson Ratio, porosity, permeability and reservoir abandonment pressure A Finite Element Model (FEM) simulation is established based on an actual horizontal well...

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