Results 31 to 40 of about 597 (189)

The Spatiotemporal Distribution Law of Microseismic Events and Rockburst Characteristics of the Deeply Buried Tunnel Group

Energies, 2018
Rockburst disaster is one of the prominent problems faced by deep underground engineering. Microseismic (MS) monitoring techniques can be used to warn of rockburst in tunnels to provide scientific basis for rock burst prevention and control measures ...
Heng Zhang, Liang Chen, Shougen Chen, Jianchun Sun, Jiasong Yang   +4 more
doaj   +2 more sources

Study on the rockburst risk of alternate exterior entry under island coal pillar

Energy Exploration & Exploitation
The extraction of extremely thick coal seams through slicing mining requires leaving behind several island coal pillars in the top slicing, which could lead to rockburst in the bottom slicing.
Heng Zhang, Erhu Bai, Weiyong Lu, Xianjun Ji, Yun Sun, Caijun Shao, Wenhao Cao   +6 more
doaj   +2 more sources

Temperature effect of rockburst in granite caverns: insights from reduced-scale model true-triaxial test

Geomechanics and Geophysics for Geo-Energy and Geo-Resources
To investigate the influence of thermal treatment on the rockburst in granite caverns, true-triaxial compression tests were conducted on pre-heated granite cubic samples containing a circular through-hole using a true-triaxial test system, and the micro ...
Xuefeng Si, Yong Luo, Fengqiang Gong, Jiancheng Huang, Kaifeng Han   +4 more
doaj   +2 more sources

Rockburst hazard assessment and prevention and control strategies in the Ruihai gold mine

Frontiers in Earth Science
Ruihai gold mine is a super large underwater gold mine with an initial mining depth of more than 1,400 m. Deep mining may face rockburst disaster. In order to scientifically control the potential rockburst risk, ensure the safety of underground personnel
Pengxiang Li, Pengxiang Li, Zongwen Wang, Bingrui Chen, Bingrui Chen, Jianping Peng, Bochao Zhang, Jinshuai Zhao, Houlin Xie   +8 more
doaj   +2 more sources

Basic Research on Rockburst Control Technology for Deep Well Filling of Municipal Solid Waste [PDF]

, 2022
Given the scarcity of raw materials for rockburst prevention in filling mining and the lack of space for disposal of large amount of municipal waste, the feasibility of preparing filling materials for rockburst mines from stale waste was investigated by ...
Sitao Zhu, Maowei Ji, Chao Zhou, Yongtao Gao, Xiaocheng Qu, Quande Wei, Fuxing Jiang, Jiajie Li   +7 more
core   +1 more source

Precursor Information Recognition of Rockburst in the Coal-Rock Mass of Meizoseismal Area Based on Multiplex Microseismic Information Fusion and Its Application: A Case Study of Wudong Coal Mine [PDF]

, 2022
In recent years, the rockburst induced by steeply inclined coal seam mining in the Urumqi mining area has become serious. In this paper, the evolution law of multiplex microseismic information before and after the rockburst is obtained through in-depth ...
Huicong Xu, Zheng Wu, Xingping Lai, Shuai Zhang, Qifeng Guo, Rui Bai, Haidong Xu, Pengfei Shan   +7 more
core   +1 more source

A scientometric review of structure rockburst research: current trends and future directions

Frontiers in Earth Science, 2023
Based on practical construction experience, it is observed that a significant number of rockburst-prone regions exhibit structural surfaces of varying scales that exert a controlling influence on rockburst. Therefore, it is crucial to review the progress
Yuanhang Zhang, Yuanyou Xia, Jian Huang
doaj   +1 more source

Mechanism of Hydraulic Fracturing Cutting Hard Basic Roof to Prevent Rockburst [PDF]

Shock and Vibration, 2021
Rockburst is globally regarded as one of the most severe and complicated mining dynamic disasters to predict or control. Generally, the occurrence mechanism of rockbursts can be considered as a process of the elastic strain energy accumulation, emancipation, transmission, and occurrence.
Jianqiao Luo, Shaohong Yan, Tuo Yang, Haoqi Mu, Wensheng Wei, Yupeng Shen, Hongtao Mu   +6 more
openaire   +2 more sources

In-situ and experimental investigations of rockburst precursor and prevention induced by fault slip

International Journal of Rock Mechanics and Minings Sciences, 2018
Cai-Ping Lu, Xiaoli Liu, Nong Zhang
exaly   +3 more sources

Investigation on Characteristics and Prevention of Rockburst in a Deep Hard and Soft Compound Stratum Tunnel Excavated Using TBM

, 2022
Rockburst disasters frequently occur in deep tunnels excavated by TBM (tunnel boring machine) under complex geological conditions in western China. Using FLAC3D, the characterization of a three-dimensional numerical model of a compound stratum tunnel ...
Mingjun Ding, Wenshuai Li, Shitan Gu, Bangyou Jiang, Hongguang Ji   +4 more
core   +1 more source