rockburst相关论文
首先采用颗粒流程序(PFC)研究含马蹄形孔洞板状岩石模型在双轴压缩下的力学响应;其次,采用改进的复变函数法推导孔洞周边应力分布;......
Large-scale bed separation in bending strip upside cranny strip was brought by un-consistency of overlying strata subsid......
By the microseismic (MS) monitoring system of Sanhejian Coal Mine, the detailMS activity rules in the entire mining proc......
By analyzing the characteristics and the production mechanism of rock burst that goes with abnormal gas emission in deep......
In order to determine how a roadway withstands a momentum wave and de-termine the extent of damage to rock surrounding t......
In order to identify the rock burst hazard in coalmine and thus to give a credible forecast, firstly, analyzed such effe......
The theoretical analysis, numerical simulation and field observation were used to study distribution characters of abutm......
According to the rock burst features occurred in the coal mass of roadway rib in one mine, the mechanics model of coal m......
Fisher discriminant analysis model and its application for prediction of classification of rockburst
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Numerical simulation of influence of shear dilatancy on deformation characteristics of shear band-el
The paper was numerically focused on investigation of deformation, failure and instability of shear band-surrounding ela......
With the exploitation of coal resources, rockburst and other mining dynamic disasters seriously affects the safety produ......
Discuss on spatial structure evolution of overlying strata and inducing mechanism of rockburst in co
The occurrence of rockburst satisfies “static-dynamic load superposition principle”,and overlying strata damage and mo......
Rock burst,which is the result of stress concentration in coal rock mass coupled with mining-induced tremors,seriously t......
Interactive remote rock-burst monitoring and on-line analysis system can provide real-time monitoring of microseismic si......
Forecasting of high stress Distribution in pillar zone of deep multi-coal seam using microseismic me
The challenges of deep mining arenot only the “three high and one disturbance”,but also kinds of pillars formed by ove......
Application of seismic velocity tomography in underground coal mines: A case study of Yima mining ar
Knowledge of hidden structure defaults,stress redistribution and rock burst hazard around the longwall mining panel will......
On account of increasingly frequent rock burst hazards at present,the theoretical basis of rock burst determination thro......
To evaluate the coal burst proneness more precisely,a new energy criterion namely the residual elastic energy index was ......
This paper is concerned with the rockbursting characteristics and the structural effectsof the rock masses in the divers......
On the basis of the massive amount of published literature and the long-term practice of our research group in the field......
As the depth of excavation increases, rockburst becomes one of the most serious geological hazards damaging equipment an......
岩爆预测对地下硬岩矿山的设计和施工至关重要.使用三种基于树的集成方法,对由102个历史案例(即1998—2011年期间14个硬岩矿山数据......
Extreme ground behaviour in high-stress rock masses such as rockburst prone and squeezing ground conditions are encounte......
A series of uniaxial-compression tests were conducted on some granite speci-mens. A multi-channel, high-speed AE signal ......
A recent research campaign at a Canadian nickel-copper mine involved instrumenting a hard rock sill drift pillar with an......
Rockburst is a typical rock failure which frequently threatens both human life and construction equip-ment during highly......
Rock mechanics plays a critical role in the design and construction of hydroelectric projects including large cavs under......
In order to research the danger caused by the rockburst,the electromagnetic emission (EME) in the coal rock was monitore......
针对岩爆烈度预测问题,采用物元矩阵和理想点法进行了相关研究。在综合考虑影响岩爆发生的主要因素的基础上,以影响岩爆烈度的围岩......
A number of rockburst accidents occurring in soft coal seams have shown that the rockburst mechanism involved in soft co......
Research progress of monitoring, forecasting, and prevention of rockburst in underground coal mining
As one of the dynamic disasters of coal mines, rockburst seriously affects underground safe coal mining. Based on the la......
建立了冲击地压巷道围岩支护作用动力学模型,模型将上覆岩层简化为由多个质量块组成的块系,岩块简化为刚体,岩块间的连接简化为Kel......
针对两软煤层的地质条件,建立了两软煤层冲击地压发生的力学模型。通过对模型的力学分析与现场实践,得出了深部两软煤层条件下冲击......
利用自主研发的真三轴岩爆试验系统,以200℃~700℃不同高温冷却后和常温25℃下的红色粗晶花岗岩作为岩样,进行岩爆弹射破坏过程模......
基于理想点法的基本理论,综合考虑了岩爆发生机理,选取围岩洞壁最大主应力与岩石单轴抗压强度的比值、围岩洞壁最大切向应力与岩石......
在对冲击地压显现全面调研的基础上,分析了冲击地压的防控现状与发展趋势,提出了高应力与高能量冲击地压的工程缺陷防控方法。针对......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Underground cavern opening can cause the surrounding rock tangential compressive stress to raise rapidly. Such high comp......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
As mining and civil tunneling progresses to depth,excavation-induced seismicity and rockburst problems increase and cann......
Numerous deep underground projects have been designed and constructed in China, which are beyond the current specificati......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Ground support design for dynamic loading conditions: A quantitative data-driven approach based on r
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
This paper focuses on the evolution processes of different types of rockbursts occurring in deep tunnels. A series of la......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
The studies of prediction and control of rockburst are presented during deep excavation in a gold mine in China Firstly,......
We studied variations in the stress field around guide holes drilled during tunnel excavation to understand the mechanic......
Hard roof is the main factor that induces rock-burst.In view of the present obvious weakness of control measures for har......
