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Keywords: displacement
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Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1923
... ABSTRACT: In the present study, we studied the displacement around the tunnel in a transversely isotropic rock mass with the scenario of tunneling direction parallel to joint strike. The effect of dip angle in tunneling on the displacement distribution around the tunnel was simulated...
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-2021-1249
.... At elevated temperature, the performance of radial transducers suffers significantly. Utilizing uniaxial strain stress path at elevated temperature can thus be challenging. reservoir characterization compressibility mitra variation upstream oil & gas displacement petrophysical property fluid...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1268
... established. However, these models cannot be applied to the determination of the critical circulation displacement in the process of drill pipe connection of continuous circulation drilling. In this paper, the formula that calculates slip speed of cuttings proposed by Moore was improved, and the critical...
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-2021-1323
.... Although the shear displacement of fracture surfaces could improve conductivity, shear fractures still require proppants to ensure high and stable conductivity under high closure stress. As the proppant concentration increases, the roughness impact is reduced, and the fracture conductivity is dominated...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1398
... is structurally stable, which makes it possible to run under different pressure. displacement natural gas storage criterion characteristic length wipp model salt cavern upstream oil & gas cavern simulation creep behavior criteria underground-gas-storage salt cavern gas pressure creep rate...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1808
... ratio displacement upstream oil & gas operation microseismic event weijermar stress anisotropy linear superposition method microseismicity complex reservoir hydraulic fracture texas hft well fracture treatment principal stress trajectory individual fracture technology conference...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1203
... including deformation, dilatancy safety factor, plastic zone, volume shrinkage, and equivalent strain are used to analyze the stability of the cavern. Results show that the displacement, plastic zones, and equivalent strain gradually decrease with increase of sediment heights. The dilatancy safety factor...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2127
... oil & gas reservoir characterization modeling & simulation annular pressure drilling borehole natural fracture borehole breakout wellbore pressure management wellbore design displacement seepage in-situ stress principal stress fracture shear stress intersection borehole...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2154
... fracturing mechanism in poro-elastic rock with finite element displacement and finite volume pressure discretization. Fracturing fluids pumped from the wellhead are modeled using compressible pipe flow with frictional pressure loss. Wellbore is connected to fractures through orifice perforations. Fluid flow...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2088
... ranged from 5 to 47 wt. % and clays ranged from 25 to 63 wt. %. Measurements were initially made under room dry conditions and then under 2.5% KCl brine imbibition (saturation ranged from 20 – 70%). SEM imaging was used to visually validate the measurements. Stress exponent and creep displacement were...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2095
... ABSTRACT: Poroelastic response of spherical indentation with step displacement loading is investigated numerically using a hydromechanically coupled finite element method (FEM) algorithm following a mixed continuous Galerkin formulation for displacement and pore pressure. A stabilization...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2097
... cavern gas storage, which consists of a double-well system with an elliptical horizontal cross section. It has the advantages of large water injection displacement, low energy consumption, large cavity volume and short construction period of gas storage. At present, this type of cave is rarely used...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1436
... in precursors observed in transmitted, reflected and converted elastic waves. Digital Image Correlation (DIC) was used to quantify the vertical and horizontal displacements along the discontinuity during shearing to relate the location and magnitude of slip with the measured wave amplitudes. Results from...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1659
... Abstract The frictional behavior of Gabbro samples is examined using Servo-controlled direct shear experiments. We use two different shear displacement control modes: 1) Piston Displacement Control [PDC], and 2) Block Displacement Control [BDC]. In PDC the displacement output from the shear...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1968
...; Amiri et al., 2019; Ezati et al., 2020). reservoir characterization well logging upstream oil & gas reservoir geomechanics reservoir simulation volve field pore pressure reactivation displacement numerical simulation log analysis wellbore design overburden stress reservoir...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1985
... ABSTRACT: Subsidence refers to the displacement of the reservoir surface due to the compaction of the producing rock. This compaction is generated by the increase ineffective stresses due to the reduction of pore pressure. The main objective of this paper is to analyze the plastic deformations...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1976
... under overburden stress is simulated as an objective model. The methodology is to solve an inverse problem to optimize the elasto-plastic material properties by means of history matching. The data used for the history matching process includes vertical displacement monitored with GPS survey at the top...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2318
... strength and shear stiffness of joint specimens [10]. Jalalifar and Aziz demonstrated that the strength of the concrete, bolt rib profile configuration, and bolt pretension load affected the shear resistance, shear displacement and failure mechanism of the reinforced medium when subjected to double shear...

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