Compression‐induced crack initiation and growth in flawed rocks: a review

XP Zhou, JZ Zhang, SQ Yang… - Fatigue & Fracture of …, 2021 - Wiley Online Library
The purpose of this review is to discuss the development and the contribution of the
experiments and numerical simulations in compression‐induced failure characteristics of …

Crack Initiation, Propagation, and Failure Characteristics of Jointed Rock or Rock‐Like Specimens: A Review

R Cao, P Cao, H Lin, X Fan, C Zhang… - Advances in Civil …, 2019 - Wiley Online Library
Rock masses are heterogeneous materials containing a large number of discontinuities, and
the failure of the natural rock mass is induced by the crack propagation and coalescence of …

Application of the discrete element method for modeling of rock crack propagation and coalescence in the step-path failure mechanism

LAM Camones, E do Amaral Vargas Jr… - Engineering …, 2013 - Elsevier
The present study evaluates the discrete element method (DEM) as a tool for understanding
the step-path failure mechanism in fractured rock masses. Initially, the study simulates crack …

[HTML][HTML] 含双裂隙试样裂纹贯通细观机理研究

张晗, 张晓平, 张旗, 吴顺川 - 工程地质学报, 2023 - dsjyj.com.cn
为了揭示不同裂纹贯通模式的细观演化机理, 采用颗粒流程序(PFC) 模拟含平行双裂隙石膏试样
的单轴压缩试验. 对双预制裂隙在不同相对位置时试样内出现的裂纹贯通模式进行分类 …

Failure characteristics of intermittent fissures under a compressive-shear test: experimental and numerical analyses

R Cao, P Cao, H Lin, G Ma, Y Chen - Theoretical and Applied Fracture …, 2018 - Elsevier
Extensive efforts have been made in the understanding of the failure characteristics of brittle
materials with fissures, but the topic of crack initiation and coalescence under compressive …

Experiments on three-dimensional flaw dynamic evolution of transparent rock-like material under osmotic pressure

S Zhu, J Zheng, Z Zhu, Q Zhu, L Zhou - Tunnelling and Underground …, 2022 - Elsevier
The dynamic evolution mechanism of intrinsic crack propagation in rocks is a topical and
difficult problem in rock mechanics and engineering. Numerous examples of rock mass …

Application of the distinct element method and the extended finite element method in modelling cracks and coalescence in brittle materials

M Sharafisafa, M Nazem - Computational Materials Science, 2014 - Elsevier
In this paper we study the performance of the discrete element method (DEM) and the
extended finite element method (XFEM) modelling the crack initiation, propagation and …

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 …

Failure characteristics of coarse and fine sandstone containing two parallel fissures subjected to true triaxial stresses

XP Zhou, SL Peng, JZ Zhang, F Berto - Theoretical and Applied Fracture …, 2021 - Elsevier
Failure characteristics of flawed rocks subjected to true triaxial stress are not studied, and
the cracking mechanism is not fully understood. Especially, the damage and failure …

Compression-induced failure characteristics of brittle flawed rocks: Mechanical confinement-dependency

JZ Zhang, HT Wang, J Yu, WQ Cai, T Zhang - Theoretical and Applied …, 2024 - Elsevier
The flaw tips in brittle rocks are often the sources of crack initiation and growth due to the
stress concentration, which commonly governs the rock strength. However, a unified …