Analysis of tunnel water inrush accidents induced by stratum collapse models
May 2025
As tunnel engineering progresses, the complexity of geological strata and the presence of water bodies beneath tunnels have exacerbated the risk of water inrush incidents. Mutation theory is utilized...
Fracture mechanism of tunnel surrounding rock induced by blasting disturbances: Experiments and numerical simulations
Available online 24 May 2025
The inversion of the source mechanism is a critical step in revealing and understanding the mechanisms of rock mass failure and guiding the prevention and control of ground pressure disasters. Under...
Analysis of physico-mechanical properties and pore structure characteristics of thermally damaged sandstone
Available online 8 May 2025
Under the conditions of underground coal gasification (UCG), the pore structure and mechanical properties of overlying rocks are crucial for the stability of surrounding strata. Therefore, it is of...
Practice and validation of inversion of seismic source localisation based on genetic algorithm
February 2025
As the mining depth of coal resources increases, resulting in frequent mine earthquakes during mining. In this study, the rolling window ratio method is firstly chosen as the seismic phase recognition...
Role of feature importance in geomechanical classification of rock slopes
February 2025
Rock slope along motorways in the Higher Himalayan terrains are prone to various types of failure. In order to effectively mitigate these failures, a thorough assessment of rock mass behavior is entailed....
Metaheuristic multi-objective optimization-based microseismic source location approach with anisotropic P-wave velocity field
February 2025
Rockburst is a common dynamic geological hazard, frequently occurring in underground engineering (e.g., TBM tunnelling and deep mining). In order to achieve rockburst monitoring and warning, the microseismic...
Partly clumped-particles for elastic mismatch of minerals and joint planes for schist: A numerical simulation of DanBa quartz mica schist
February 2025
A partly clumped-particles combined with joint planes model was developed to simulate the microstructure of quartz mica schist. It considers grain-scale heterogeneity including microgeometry heterogeneity...
Quantifying the mechanical properties of coal matrix and cleat using digital image correlation method
February 2025
Coal mass consists of matrices and cleats, which exhibits significant difference in mechanical properties, such as uniaxial compressive strength and Young's modulus. Understanding this difference is...
Thermal performance of CO2 energy piles: A comparison with water
February 2025
Geothermal energy piles (GEPs) buried into the deep underground are typically integrated with the circulating pipe inside the piles, where the most common heat transfer fluid (HTF) is water. Liquified...
Crustal structure and shallow-focus seismic activities in the Sumatra subduction zone: Constrains from receiver function inversion
September 2024
The Sumatra subduction zone is located in the southwest of the Suna plate, between the Euro-Asia Plate and Indo-Austrilian Plates. With the obliquely subducting of the Indo-Austrilian Plate toward the...
Location method of ill-conditioned microseismic source and its engineering application
September 2024
Microseismic event location is one of the core parameters in microseismic monitoring, and the accuracy of localization will directly affect the effectiveness of engineering applications. However, limited...
A microscopic approach to brittle creep and time-dependent fracturing of rocks based on stress corrosion model
September 2024
A brittle creep and time-dependent fracturing process model of rock is established by incorporating the stress corrosion model into discrete element method to analyze the creep behavior and microcrack...
Advances in peridynamics modeling of deformation and fracturing of brittle geomaterials
September 2024
Peridynamics (PD) is an emerging method that establishes a theoretical framework based on non-local theory to describe material mechanical behavior with spatial integral equations. It gives a unified...
Advances in stability analysis and optimization design of large underground caverns under high geostress condition
September 2024
The demand for underground space and sustainable energy has driven the need for underground structures. Large underground caverns, being an underground structure carrier, offers a feasible solution....
Study on the time delay failure characteristics of sandstone unloading under dynamic disturbance
September 2024
The rockburst caused by underground engineering excavation exhibits a significant lag effect. Studies have shown that the occurrence of lag-type rockburst is closely related to the delayed failure of...
Metaheuristic algorithms for groundwater model parameter inversion: Advances and prospects
June 2024
Groundwater inverse modeling is a vital technique for estimating unmeasurable model parameters and enhancing numerical simulation accuracy. This paper comprehensively reviews the current advances and...
Rock engineering evaluation of existing and planned Salang Tunnels with high overburden through Hindukush Mountains, Afghanistan
June 2024
The Kabul – Mazar Highway connects Kabul, the capital of Afghanistan, to northern provinces of the country, and further extends into Central Asian countries through the Hindukush mountains. The Salang...
Artificial intelligence technology in rock mechanics and rock engineering
June 2024
The scope and scale of rock engineering activities have witnessed continuous expansion, which makes the geological conditions of rock engineering increasingly complex, and there are more and more types...
Advances in dynamic test of deep rocks considering in-situ mechanical and hydraulic conditions
June 2024
Determining the dynamic behaviors of deep rocks is important but challenging for deep underground rock engineering. Recently, great advances have been made by researchers in dynamic tests of deep rocks...
Rockburst risk control and mitigation in deep mining
June 2024
It is important to understand and manage rockburst challenges in deep mining operations. This paper presents a systematic study of rockburst risk in underground mining, offering a detailed examination...