A monitoring investigation into rock burst mechanism based on the coupled theory of static and dynamic stresses

W Cai, X Bai, G Si, W Cao, S Gong, L Dou - Rock Mechanics and Rock …, 2020 - Springer
Coal is the major energy resource in China, but the recovery of coal is constantly under the
threat of rock bursts, which has been impeding safe and highly efficient coal production for …

Case study of seismic hazard assessment in underground coal mining using passive tomography

A Cao, L Dou, W Cai, S Gong, S Liu, G Jing - International Journal of Rock …, 2015 - Elsevier
The relation between applied stress and wave velocity is examined firstly at the laboratory-
scale by using ultrasonic technique. Subsequently, an island longwall face under hard-thick …

Application of seismic velocity tomography in underground coal mines: a case study of Yima mining area, Henan, China

W Cai, L Dou, A Cao, S Gong, Z Li - Journal of Applied Geophysics, 2014 - Elsevier
A better understanding of geological structures, stress regimes, and rock burst risks around
longwall mining panels can allow for higher extraction efficiency with reduced safety …

Stability analysis and failure mechanism of the steeply inclined bedded rock masses surrounding a large underground opening

A Li, N Xu, F Dai, G Gu, Z Hu, Y Liu - Tunnelling and Underground Space …, 2018 - Elsevier
The stability of high sidewalls of large-span underground openings is a crucial geological
engineering issue when the steeply inclined rock strata form a small angle to the cavern …

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 …

[PDF][PDF] 矿震震动波速度层析成像评估冲击危险的验证

蔡武, 窦林名, 李振雷, 巩思园, 韩荣军, 刘军 - 地球物理学报, 2016 - geophy.cn
摘要矿震震动波速度层析成像, 作为一种新的地球物理方法在冲击矿压危险评估领域具有广阔的
应用前景, 但截至目前, 采用该技术评估冲击危险的现场应用研究还比较少 …

Efficient generalized Golub–Kahan based methods for dynamic inverse problems

J Chung, AK Saibaba, M Brown, E Westman - Inverse Problems, 2018 - iopscience.iop.org
We consider efficient methods for computing solutions to and estimating uncertainties in
dynamic inverse problems, where the parameters of interest may change during the …

Application of an Integrated 3D–2D Modeling Approach for Pillar Support Design in a Western US Underground Coal Mine

S Sinha, G Walton - Geosciences, 2023 - mdpi.com
Discontinuum Bonded Block Modeling (BBM) represents a potential tool for support design,
as these models can reproduce both the rock fracturing process and the influence of …

A computational framework for edge-preserving regularization in dynamic inverse problems

M Pasha, AK Saibaba, S Gazzola… - Electronic …, 2023 - researchportal.bath.ac.uk
We devise efficient methods for dynamic inverse problems, where both the quantities of
interest and the forward operator (measurement process) may change in time. Our goal is to …

Verification of passive seismic velocity tomography in rock burst hazard assessment

W Cai, LM DOU, ZL LI, SY GONG, RJ HAN… - Chinese Journal of …, 2016 - en.dzkx.org
Passive seismic velocity tomography, as a new geophysical technique, has broad
application prospects in rock burst hazard assessment. But it has been less applied in the …