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Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1217
... point initial stage sst reservoir geomechanics multistage triaxial testing mpa mst pagoulato identification reservoir characterization experimental investigation friction angle ppd volumetric strain failure envelope poisson deflection point ARMA 21 1217 Experimental Investigation...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1135
... artificial intelligence pore pressure reservoir geomechanics reservoir simulation cohesion database subsurface storage injection flow in porous media upstream oil & gas material property international journal mpa fault zone fluid dynamics elastic strain fault core variation boundary...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1197
... ya02-05 rhyolite hydrological property mechanical shear permeability mpa underground research facility fracture ARMA 21 1197 Measurement of Geomechanical and Hydrological Properties of EGS-Collab Geothermal Rocks Meng M., Frash L.P., Li W., Welch N.J., and Carey J.W. Earth & Environmental...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1572
... Longmaxi shale gouges at high pressure and high temperature (HPHT) that probe the underlying mechanisms controlling injection-induced earthquakes. The frictional strength and stability properties of shale gouges were obtained via velocity-stepping experiments at a confining pressure of 60 MPa , pore...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1043
... modeling mpa pmt test stiffness job title rock mass borehole deformation modulus pressuremeter test in-situ stress equation ARMA-21-1043 Numerical Modeling of PressureMeter Test (PMT) in Rock Formations Yanhui Han Aramco Services Company: Aramco Research Center-Houston, Texas, USA Khalid M...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1079
... al., 2018). coal bed methane complex reservoir bhp amplitude coal seam gas long wellbore mpa pulse pressure bhp evolution coalbed methane frequency phf resonance frequency hydraulic fracturing chf wellbore wellbore length bhp amplitude upstream oil & gas bottom hole...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1120
.... metals & mining upstream oil & gas reservoir geomechanics strength health & medicine scale effect rock-38 mpa simulation international journal specimen shale rock reservoir characterization wellbore design in-seam rock parting encryption mohamed coal mass model coal rib...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1645
... of mudstone is up to 11.456 MPa and the lowest tensile strength of coal is 0.296 MPa. The in-situ stress distribution of different layers on the vertical of the reservoir is obtained. which indicates that the maximum horizontal in-situ stress difference between layers reaches 7 MPa. The results give a deep...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1731
... reservoir surveillance fuzzy logic complex reservoir upstream oil & gas mpa water production permeability petroleum exploration horizontal principal stress pore pressure production process horizontal principal stress difference maximum horizontal china fracture principal stress ARMA 21...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1852
... enough to bring CO 2 to its supercritical state, i.e., pressure>7.38 MPa and temperature>31.04 °C. In a supercritical state, CO 2 has a liquid-like density, ensuring high hydrodynamic storage capacities, and gas-like viscosity, enhancing injectivity. However, CO 2 density never exceeds...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1897
... mechanism flow path completion installation and operations upstream oil & gas efficiency perforation cavity proppant pi evolution productivity decline sandstone fracturing materials perforation mpa sand production test fracturing fluid piston pack test specimen reference test cavity...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1938
... is between 4 MPa and 6 MPa, and the pressure is maintained at a level of 80% to 90%. Within the range allowed by the production operation system, the bottom pressure of the water injection well should be selected as the lower value. The oil production rate is 0.6%, the injection-production ratio is 0.9-1.05...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1228
... laboratory mpa fissure structural geology microseismic event shaanxi expansion agent expansion strength borehole rock mass water-cement ratio university fracture expansion pressure ARMA 21 1228 Evolution and extension of fissures in hard rocks under double- hole expansion fracturing Cui Feng...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1233
... into the rock formation nearby. casing and cementing displacement reservoir geomechanics element method experiment hydraulic fracturing casing pressure mpa hollow cylinder interface different material fracture reservoir characterization upstream oil & gas simulation tensile stress...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1250
... the weighted average of each given contact property constant for all simulations. Both a UCS and a Triaxial test with 12 MPa of confining pressure were simulated for each case to evaluate the effects of heterogeneity under unconfined and confined conditions. Rock specimen properties were computed from...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1303
... experiment hydraulic fracturing tight sandstone mpa fracture fluid dynamics sandstone loading process porosity beijing complex reservoir fracture type rock sample stress sensitivity recovery rate initial permeability recovery fractured sandstone reservoir wang permeability ARMA 21 1303...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1318
... fracture characterization fracturing materials fracturing fluid displacement fracture length closure stress wang mpa propped mechanism axial stress normal stress morphology reservoir characterization complex reservoir engineering concentration tortuosity 1 microfracture plastic...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1329
... potential compared to the hydraulic flow potential that might occur under realistic pressure gradients. Electro-osmotic treatment with 3 volts across the sample resulted in an increase in pore pressure at the sample top (cathode) from 10 to 15 MPa, reducing the effective stress locally from 11 to 6 MPa...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1356
... is facing some challenges as the ultra-deep and tight formation increases. formation testing pressure response curve non-supercharged condition mpa pressure transient testing withdrawal initial value inversion spaced withdrawal supercharged condition upstream oil & gas pressure drop...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1371
... stone. The result show that the expansion ratio of set cement is 1.2%, which can fill the micro annulus properly. The strength of extension, compression strength, elastic modulus and Poisson's ratio of set cement are 38.6 MPa, 4.25 MPa, 3616.0 MPa and 0.37, respectively. The optimized slurry system...

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