Determining Young's modulus of granite using accurate grain-based modeling with microscale rock mechanical experiments
It is critical to rigorously determine the mechanical properties of granitic rocks to effectively
analyze and manage subsurface engineering activities, such as geothermal energy …
analyze and manage subsurface engineering activities, such as geothermal energy …
A combined weighted Voronoi tessellation and random field approach for modeling heterogeneous rocks with correlated grain structure
Y Lin, Z Lai, J Ma, L Huang - Construction and Building Materials, 2024 - Elsevier
Construction rocks often exhibit a grain structure with spatially correlated grain formations,
posing a challenge in quantifying and predicting their mechanical properties. Effectively …
posing a challenge in quantifying and predicting their mechanical properties. Effectively …
Novel grain-based model for simulation of brittle failure of Alxa porphyritic granite
A grain-based model (GBM) is generally employed by many researchers to simulate the
microcracking process of crystalline brittle rock by the distinct element method. In this study …
microcracking process of crystalline brittle rock by the distinct element method. In this study …
In-situ and experimental investigations of the failure characteristics of surrounding rock through granites with biotite interlayers in a tunnel
W Zhang, L Hu, ZB Yao, YR **ong, J Zhao, T Ma… - Engineering …, 2024 - Elsevier
Significant differences in the failure characteristics of surrounding rocks caused by complex
lithologies and geological conditions have been observed in deep tunnels. In this work, a …
lithologies and geological conditions have been observed in deep tunnels. In this work, a …
[HTML][HTML] Effect of the mineral spatial distribution heterogeneity on the tensile strength of granite: Insights from PFC3D-GBM numerical analysis
T Zhang, L Yu, Y Peng, H **g, H Su, J Wei - Journal of Rock Mechanics …, 2023 - Elsevier
The mechanical characteristics of crystalline rocks are affected by the heterogeneity of the
spatial distribution of minerals. In this paper, a novel three-dimensional (3D) grain-based …
spatial distribution of minerals. In this paper, a novel three-dimensional (3D) grain-based …
The effect of mineralogy and textural characteristics on the strength of crystalline igneous rocks using image-based textural quantification
The attempts made to understand and quantify the relationship between rock texture and
engineering properties have been accompanied by some ambiguities and uncertainties …
engineering properties have been accompanied by some ambiguities and uncertainties …
Study of the damage and cracking of heterogeneous rocks based on the FFT method-A comparison of computer generation and image reconstruction models
L Peng, M Li, Z Wang, J Zuo, D Liu - Engineering Geology, 2023 - Elsevier
Studying the influence of microstructure on the damage and cracking process of rocks is of
great practical engineering importance for evaluating the mechanical properties of …
great practical engineering importance for evaluating the mechanical properties of …
Quantification of rock heterogeneity and application in predicting rock mechanical properties
Heterogeneity is an essential feature of rock, while most rock mechanics models only adopt
conventional rock physical properties and ignore the influence of heterogeneity. Quantifying …
conventional rock physical properties and ignore the influence of heterogeneity. Quantifying …
Optimizing 3D granular modeling with integrated 3DEC and neper techniques for granite mechanics simulation
This paper presents a numerical simulation method employing a quasi-adaptive
optimization approach in the multi-scale modeling process. By integrating 3DEC with the …
optimization approach in the multi-scale modeling process. By integrating 3DEC with the …
Investigation of damage evolution in heterogeneous rock based on the grain-based finite-discrete element model
S Zhang, S Qiu, P Kou, S Li, P Li, S Yan - Materials, 2021 - mdpi.com
Granite exhibits obvious meso-geometric heterogeneity. To study the influence of grain size
and preferred grain orientation on the damage evolution and mechanical properties of …
and preferred grain orientation on the damage evolution and mechanical properties of …