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Shale mineral particles directional arrangement and its effect on the mesoscopic failure mechanism
Quantitative characterization of the heterogeneity of shale mineral particles and determination of the relationship between the heterogeneity and the...
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The Influence of Mechanical Heterogeneity of Grain Boundary on Mechanical and Microcracking Behavior of Granite Under Mode I Loading Using a Grain-Based Model
Granite is a heterogeneous material characterized by a significant population of mechanically distinct grain boundaries, which exert a substantial...
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Optimization of Rock Mechanical Properties Prediction Model Based on Block Database
Rock mechanical properties are complex but essential for reservoir stimulation. Both experimental and empirical equation method have inevitable...
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A thermal–mechanical coupled DEM model for deep shale reservoir: the effects of temperature and anisotropy
This paper presents a new thermal–mechanical coupled numerical approach to investigate the effects of temperature and inherent anisotropy on deep...
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Mechanical behavior of rock-like specimens with 3D nonpenetrating and nonpersistent rough joints under uniaxial compression: experimental study
This study employs 3D printing and Digital Image Correlation technology to investigate rock-like specimens with nonpenetrating and nonpersistent...
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Mechanical and permeability characteristics of Q2 soft-plastic loess under coupled hydro-mechanical conditions
For the soft-plastic loess tunnel engineering, collapse and damage of the surrounding rock during excavation are often driven by the combined action...
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A Coupled THM Model for Simulating Mechanical Response of Open Pit and Underground Stope to the Filling of the Pit
An iron ore mine at Anhui Province of China is in the transition from open pit to underground mining. The closed open pit of this mine will be filled...
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A Thermal–Mechanical Coupling Elastoplastic Model of Freeze–Thaw Deformation for Porous Rocks
Freeze–thaw (FT) damage and deformation of porous rocks would affect the normal operation or even threaten the safety of rock engineering in cold...
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Experimental Investigation and Statistical Damage Constitutive Model on Layered Slate Under Thermal–Mechanical Condition
The process of geothermal exploitation often has a strong impact on the deformation and failure of surrounding layered rock mass, which poses a great...
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Predictive modeling of rheological, mechanical and durability characteristics of hybrid fiber-reinforced self-compacting concrete
This study highlights the utilization of additives in superplasticizers, fly ash, polypropylene fibers, and carbon steel fibers to achieve the...
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Mechanical behavior and tension-shear failure mechanism of fractured rock mass under uniaxial condition
The influence of different shapes and distribution forms of fractures on rock mass failure behavior has been extensively studied. However, the...
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Statistical analysis of physico-mechanical parameters of sandstones occurring in orogenic settings
In northeastern Sicily (Italy), sandstone rock masses widely crop out as cover deposits over crystalline terrains belonging to the orogenic belt....
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Mechanical property characterization of mudstone based on nanoindentation technique combined with upscaling method
The poor mechanical property of mudstone seriously affects the stability of various engineering buildings. For weathered mudstone, the mechanical...
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Directional arrangement of phyllite fragments in phyllite talus slope at the eastern margin of the Tibetan Plateau
Phyllite fragments are essential for accumulating and generating talus slope at the toes of hillslopes, however, how they are linked to slope failure...
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Study on Macroscopic Mechanical Behavior and Meso-failure Evolution of Gabbro of Different Particle Sizes
As a typical heterogeneous material, the macroscopic mechanical properties of rocks are influenced by factors, such as the type, size, and spatial...
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Compacted bentonite hydro-mechanical modelling when interaggregate porosity tends to zero
A formulation is proposed for reproducing the hydro-mechanical behaviour of compacted bentonites as interaggregate porosity becomes negligible. In...
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Micromechanism study on the influence of particle deposition angle on mechanical properties of sand
To gain a deeper understanding of the fundamental characteristics of internal forces and deformations in the directional distribution of granular...
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Modeling for time-dependent mechanical responses of rock based on irreversible thermodynamics
The time-dependent nonlinear mechanical response of rocks is an important problem in rheology, which has not been solved perfectly up to now. Herein,...
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Effect of Fabric Factors on the Mechanical Behavior of Foliated Rocks: A Particle Flow Approach
The anisotropic properties of foliated rocks depend greatly on their fabric. However, the fabric properties of these rocks have strong spatial...
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Mechanical characteristics of counterfort-relief shelf composite retaining wall
A counterfort–relief shelf composite retaining wall is capable of reducing lateral earth pressure. With its relief shelf and T-shape variable section...
