Injection‐induced shear slip and permeability enhancement in granite fractures
Z Ye, A Ghassemi - Journal of Geophysical Research: Solid …, 2018 - Wiley Online Library
Shear stimulation, so‐called hydroshearing, is believed to reactivate critical or near‐critical
preexisting fractures by pressurized fluid injection, causing them to slip and dilate for …
preexisting fractures by pressurized fluid injection, causing them to slip and dilate for …
Modeling lost circulation through drilling-induced fractures
Previous lost-circulation models assume either a stationary fracture or a constant-pressure-
or constant-flowrate-driven fracture, but they cannot capture fluid loss into a growing …
or constant-flowrate-driven fracture, but they cannot capture fluid loss into a growing …
Characterization of laboratory-scale hydraulic fracturing for EGS
To investigate the impact of reservoir stimulation by hydraulic fracturing, a series of
advanced lab-scale block tests were conducted with multiple measurement methods to …
advanced lab-scale block tests were conducted with multiple measurement methods to …
Injection‐induced propagation and coalescence of preexisting fractures in granite under triaxial stress
Z Ye, A Ghassemi - Journal of Geophysical Research: Solid …, 2019 - Wiley Online Library
The dilatant shear slip of preexisting fractures/faults by injection at pressures below the
minimum in situ stress has been recognized as an important permeability creation …
minimum in situ stress has been recognized as an important permeability creation …
[HTML][HTML] Influence of fracture parameters on hydraulic shear seepage characteristics of granite
J Tang, H Yu, Z Wei, X Zhang - Case Studies in Thermal Engineering, 2024 - Elsevier
To reveal the influence mechanism of different fracture parameters on the permeability
characteristics of hot dry rock after hydraulic shear. The self-made high temperature true …
characteristics of hot dry rock after hydraulic shear. The self-made high temperature true …
Experimental and numerical investigation of shear stimulation and permeability evolution in shales
The shearing of pre-existing fractures plays an important role in the permeability
enhancement of shale reservoirs during hydraulic fracturing or refracturing treatments. The …
enhancement of shale reservoirs during hydraulic fracturing or refracturing treatments. The …
Laboratory investigation of fluid flow and permeability evolution through shale fractures
Z Ye, M Janis, A Ghassemi, S Riley - SPE/AAPG/SEG Unconventional …, 2017 - onepetro.org
Shear slip caused by increased pore pressure due to injection has been explored as a
mechanism for permeability enhancement of unconventional hydrocarbon reservoirs. The …
mechanism for permeability enhancement of unconventional hydrocarbon reservoirs. The …
[HTML][HTML] Impact of injection pressure and polyaxial stress on hydraulic fracture propagation and permeability evolution in graywacke: Insights from discrete element …
Understanding the hydromechanical behavior and permeability stress sensitivity of hydraulic
fractures is fundamental for geotechnical applications associated with fluid injection. This …
fractures is fundamental for geotechnical applications associated with fluid injection. This …
[PDF][PDF] Experimental study on injection-induced fracture propagation and coalescence for EGS stimulation
Z Ye, A Ghassemi - Proc, 2018 - pangea.stanford.edu
Shear slip has been recognized as a dominant mechanism of permeability enhancement
during the hydraulic stimulation in engineered geothermal systems (EGS). The so-called …
during the hydraulic stimulation in engineered geothermal systems (EGS). The so-called …
Investigation of shear slip in hot fractured rock
This paper presents the results of a shear slip experiment in hot rock and its simulation and
analysis using 3D coupled thermo-poromechanical model with the aim of assessing the role …
analysis using 3D coupled thermo-poromechanical model with the aim of assessing the role …