...). These models were calibrated against large-scale laboratory compression test data for a porous limestone with a cross-section of 0.5 × 0.5 m 2 . The objective was to evaluate the ability of a model calibrated against unsupported pillar test results to reproduce observed ground-support interaction trends...

... and cracking of carbonate rocks. This study focuses on carbonate reservoirs, representing them using calcite crystals. Molecular dynamics simulation is employed to investigate stress corrosion cracking in pre-cracked calcite crystals under fluid interaction. By comparing the cracking behavior of calcite...

..., our experiments show that deionized water interaction softens the carbonate's matrix, challenging traditional fluid substitution models like Gassmann's in predicting rock stiffness accurately. 1. INTRODUCTION Classical elasticity theory does not completely explain the behaviors of petroleum...

.... The complex interaction between intact rock and those fractures coupled with man-made excavation imposes critical limitations to predict rock mass behavior solely via kinematic or analytical methods. In this context, numerical modeling approach fills the need for a powerful tool that can provide geotechnical...

... the interaction between the SCR and seabed by a series of full-scale tests. Zhu et al. (2019, 2022) studied the dynamic response of SCR under the effects of external flow and slug flow through a series of experiments, and analyzed the dynamic response of the flexible riser and the details of the slug flow...

... ABSTRACT: Jointed rock slopes surround critical infrastructure and communities, such as dams, roads, tunnels, bridges, mines, and buildings. The mechanical behavior of jointed rock masses depends on the complex interactions between joints, rock matrix, boundary conditions, and loading states...

... ABSTRACT: Rock-fluid interactions change properties of shales during exploitation. To investigate effects of rock-fluid interactions on pore structure of shales matrix after hydraulic fracturing, powder samples from two late Mississippian Caney Shale cores in the Ardmore Basin, southern...

... and exposed the presence of small microcracks. These findings underscore the potential for hydrogen storage to modify shale structure by reopening microcracks, emphasizing the need for further research to fully understand the geochemical interactions at play. 1. INTRODUCTION The urgency of transitioning...

... extended fractures and proppant transport. The comprehensive model considers hydraulic fracture interaction (i.e., stress shadowing effect), gravity proppant settlement, etc. The numerical results show that the geometry of fracture propagation under the condition of multi-well fracturing completion...

... ABSTRACT: The paper presents an analytical model for the interaction between the tunnel ground and the installed support system. Firstly, an analytical solution for the problem of stress-displacement around a circular tunnel in an elasto-perfectly-plastic medium is introduced. Shotcrete...

... and the interaction between hydraulic fracture and grid-like fracture, we employed a Unconventional Fracture Model (UFM) based on the boundary element approach in this paper to simulate the fracturing process in fractured carbonate reservoirs. The effects of key geological and engineering parameters such as fracture...

... ABSTRACT: Shale reservoirs are often associated with hydraulic fracturing, which involves interactions of invading fluids and shale minerals. Formation damage caused by injection impairment is a well-known challenge in the exploration and development of unconventional reservoirs. In this study...

... substitution and considering frequency-dependent velocity via Geertsma-Smit approximation, the study models fluid properties, and their interaction with the rock matrix, supported by case studies from the Bakken formation. Findings from this study reveal that gas-water systems are more frequency-dependent...

... of induced HFs is evaluated by utilizing digital image correlation (DIC). Specifically, we investigate the interactions between a hydraulic fracture (HF) and a pre-existing natural fracture (NF). Using DIC, we examine the evolution in the local strain field in an intact and a pre-cut PMMA specimens as water...

... ABSTRACT: We performed a series of hydrostatic and triaxial creep experiments on a Kentucky Sandstone sample using 1% NaCl brine as the pore fluid, before and after interaction with supercritical carbon dioxide (scCO 2 ). We conducted the hydrostatic creep tests at three different pore...

... ABSTRACT: In this comparative study, we analyzed the changes in elemental concentrations of hydraulic fracturing fluids after interaction with the Marcellus and Caney Shale formations. The focus was on assessing the inherent risks and environmental implications associated with flowback waters...

... were employed to model the piston-bit-rock interaction in percussive drilling, revealing how the impact energy is partitioned and consumed during the impact process. To ensure the accuracy of energy analysis, rigorous validation against experiments was conducted, comparing the bit indentation...

... tomography. geologist reservoir geomechanics hypocenter plate tectonics reservoir characterization increment structural geology geological subdiscipline seismicity block 22 intersection csm hazard proceedings pillar hypothesis figure tomography interaction sweden correlation...

... ABSTRACT: Bedding planes in sedimentary rocks interfere during HF propagation and create complex networks. This investigation utilized semi-circular bend (SCB) test to analyze how opening mode fractures interact with bedding planes with bonded discontinuities of various spacings...

... interactions with influential environmental factors, particularly in CO 2 -exposed scenarios. Conducted at a microscale level, this study offers detailed insights into material behavior, crucial for predicting long-term stability of geostructures exposed to reactive brine and potential CO 2 leakage...