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Effect of high-voltage electric pulse stimulation on heated-granite: An experimental investigation
High-voltage electric pulse (HVEP) technology merits further investigation into its potential applications. The effectiveness of using HVEP to induce...
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Dynamic Characteristics and Numerical Simulation of Granite Rock-Filled Subgrade Based on Energy Damage
With the continuous development and improvement of China's highway traffic network, rock-filled subgrade has been paid more and more attention in...
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The fragmentation mechanism of granite in electrical breakdown process of plasma channel drilling
Low rate of penetration (ROP) and high drilling cost are the key problems that encountered in hot dry rock (HDR) geothermal resources exploitation...
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Laboratory Investigation on Excavation Performance of Foam-conditioned Weathered Granite Soil for EPB Shield Tunnelling
As weathered granite soils are extensively distributed in the Korean Peninsula, determining the optimal foam conditioning parameters for weathered...
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Mechanical and electrical responses of natural-cooled high-temperature granite of different grain sizes
In order to understand the effect of grain size on the mechanical and electrical responses of natural-cooled high-temperature granite, uniaxial...
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Numerical investigation of laboratory hydraulic fracturing tests in Pocheon granite
This study investigates numerically several hydraulic fracturing experiments that were performed on intact cubic Pocheon granite samples applying...
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3D solid digital and numerical modeling of multimineral heterogeneous rocks based on deep learning
AbstractMesostructure has a significant effect on the macromechanical response of rock. However, it is challenging to precisely describe the 3D...
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Study on the micromechanical and crack characteristics of granite based on nanoindentation test and discrete element method
Exploring the mechanical properties and crack characteristics of granite at the grain scale is of greatly significant to understand brittle failures,...
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Investigation on physico-mechanical properties and microstructural evolution patterns of heated granite after liquid nitrogen cooling
Liquid nitrogen (LN 2 ) fracturing is recognized as an innovative reservoir enhancement technique, demonstrating significant potential in establishing...
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The Performance and Failure Mechanism of Drill Bit in Granite Formation Drilling
As a new energy resource with great development potential, the exploitation of hot dry rock geothermal resources is increasing around the world....
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Thermal damage evolution of granite under different thermal conditions based on two-scale tessellation via discrete element method
This paper presents a numerical modeling method that integrates a grain-growth model and Voronoi polygon configuration to investigate the thermal...
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Weakening effect of various pore fluids on the tensile strength of granite
Laboratory three-point bending experiments are carried out to evaluate the effect of various fluids on the tensile strength of granite. The granite...
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Study on Strength Characteristics and Microstructure of Completely Decomposed Migmatitic Granite
Migmatitic granite is the product of mixed lithification and granitization, and completely decomposed migmatitic granite (CDMG) was formed after...
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Size effect on hydraulic properties of rough-walled fractures upscaled from meter-scale granite fractures
To better bridge the gap between lab-scale data and larger-scale applications. In this study, an integrated method was developed to investigate the...
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Fracture behavior of granite specimen containing a single fissure under uniaxial compression by grain-based model 3D
The understanding of the mechanical behavior of granite containing fissures is of great significance for geothermal energy exploitation and...
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Inherent and stress-induced stiffness anisotropy of natural granite residual soil
Because of the weathering pedogenesis of natural granite residual soil (GRS), its mechanical responses are dominated by the parent rock and...
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Fractional derivative triaxial creep model of Beishan granite considering probabilistic damage evolution
It is helpful to study the creep process of rock by modeling the process of damage evolution in triaxial creep test. Based on the statistical...
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Extending application of asymmetric semi-circular bend specimen to investigate mixed mode I/II fracture behavior of granite
The asymmetric semi-circular bend (ASCB) specimen has been proposed to investigate the cracking behavior in different geo and construction materials...
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Shear failure and mechanical behaviors of granite with discontinuous joints under dynamic disturbance: laboratory tests and numerical simulation
To investigate the fracture mechanical behavior and failure mechanism of jointed rock mass under compression and shear load. Conventional shear tests...
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Field surveys in heterogeneous rock masses aimed at hydraulic conductivity assessment
AbstractIn heterogeneous and fractured rock masses, joints are the most important elements controlling the hydraulic conductivity. Joints parameters...
