Numerical study of stability of mining roadways with 6.0-m section coal pillars under influence of repeated mining

Z Xia, Q Yao, G Meng, Q Xu, C Tang, L Zhu… - International Journal of …, 2021 - Elsevier
This paper presents the results of a numerical study of the stability of mining roadways in
double-roadway excavation with a 6.0-m coal pillar. This excavation method is used to …

Review of the Evolution of Mining‐Induced Stress and the Failure Characteristics of Surrounding Rock Based on Microseismic Tomography

Q Zhu, X Zhao, E Westman - Shock and Vibration, 2021 - Wiley Online Library
With the gradual depletion of shallow resources, deep mining has become an inevitable
trend and has become an important part of the world mining industry. The high stress …

Failure characteristics and stability control technology of dynamic pressure roadway affected by the mining activity: A case study

J Lv, Z Wan, Y Yang, J Wang, Y Zhang, S Liu - Engineering Failure …, 2022 - Elsevier
Dynamic pressure roadway affected by the mining activity (DPRAMA), which is aimed at
promoting the efficiency of panel replacement, is a new mode of roadway arrangement in …

Simulating the peak particle velocity in rock blasting projects using a neuro-fuzzy inference system

W Jiang, CA Arslan, M Soltani Tehrani… - Engineering with …, 2019 - Springer
Ground vibration is an adverse effect induced by rock blasting in civil and mining projects.
Peak particle velocity is the most important descriptor to evaluate the ground vibration in the …

Stability analysis of crown pillar under the zone of relaxation around sub-level open stopes using numerical modelling

VB Guggari, H Kumar, G Budi - Geomatics, Natural Hazards and …, 2023 - Taylor & Francis
The stability of stopes and pillars is a critical concern in deep underground metal mining due
to the potential for stress concentration and relaxation that can cause the dynamic failure of …

Predicting unconfined compressive strength of intact rock using new hybrid intelligent models

M Rezaei, M Asadizadeh - Journal of Mining and Environment, 2020 - jme.shahroodut.ac.ir
Bedrock unconfined compressive strength (UCS) is a key parameter in designing
thegeosciences and building related projects comprising both the underground and surface …

Developing two hybrid algorithms for predicting the elastic modulus of intact rocks

Y Wang, M Rezaei, RA Abdullah, M Hasanipanah - Sustainability, 2023 - mdpi.com
In the primary and final designs of projects related to rock mechanics and engineering
geology, one of the key parameters that needs to be taken into account is the intact rock …

Collapse behavior and control of hard roofs in steeply inclined coal seams

D Chen, C Sun, L Wang - Bulletin of Engineering Geology and the …, 2021 - Springer
The control of hard roof collapse in steeply inclined coal seams is a difficult problem in coal
mine operations. We used the Linsheng coal mine as the engineering background and …

Studying the correlation of rock properties with P-wave velocity index in dry and saturated conditions

M Rezaei, PK Davoodi, I Najmoddini - Journal of Applied Geophysics, 2019 - Elsevier
Estimation of physical and mechanical properties of rocks plays crucial role in designing of
mining and civil engineering projects. Determination of these properties using direct …

[HTML][HTML] Stability analysis of tunnel under coal seam goaf: Numerical and physical modeling

F Huang, X Shi, C Wu, G Dong, X Liu, A Zheng - Underground Space, 2023 - Elsevier
The goaf formed by coal seam mining would dramatically reduce the strength and stiffness
of the ground in and around the goaf, which is not conducive to tunnel excavation near the …