矿山压力
- 网络Mine pressure;underground pressure
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矿山压力对底板破坏深度监测研究
Monitor study on broken floor depth caused by underground pressure
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工作面支护质量和矿山压力观测方法
The Observation Procedure Face Timbering Quality and Underground Pressure
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顶煤破坏系数随工作面推进距离和工作面长度的增加而变化。考虑矿山压力对顶煤的压裂作用,20m特厚中硬煤层综放工作面的长度应大于300m;
Top coal failure coefficient varies with face advance distance and face length , the fully mechanized sublevel caving face length for 20m very thick and medium hard seam should be over 300m ;
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针对传统设备成本高、安装复杂、测量精度低、可扩展性能弱、实时性差等缺点进行改造,从而设计了一种基于ARM7振弦式矿山压力的检测系统。
To transform the high cost , complex in installation , low accuracy , weak in scalability and poor real-time , etc of the traditional facilities , we designed a vibrating detecting system of mine pressure which is based on ARM7 .
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以淮北杨庄矿承压水体上对拉工作面开采为研究背景,通过现场矿山压力观测、数值模拟分析,认为对拉面错距在10m以内为宜。
Based on the mining geological conditions of a practical double longwall mining panel , a rational staggered distance of double-longwall faces is proposed to be within 10m , by means of observing the changes of in-situ abutment pressure and 3D coupled numerical modeling of fracture in floor strata .
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矿山压力问题的离散元-有限元耦合分析
The coupled analysis of mine pressure problem with DISCRETE-FINITE elements method
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超长综放工作面采场矿山压力控制超长综放工作面矿压显现规律
Ground pressure controlling on super-length fully-mechanized mining face with top-coal caving
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计算矿山压力和岩层移动的三维层体模型
3D laminated model of calculating ground pressure and rock movement
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离散元法及其在矿山压力研究中的应用
Discrete element method and its applications in mine pressure research
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小波神经网络遗传算法及其在矿山压力预报中的应用
Genetic algorithm of wavelet network and its application in forecasting ground pressure
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矿山压力与岩层控制课程实验教学的探索
Exploration of laboratory lecturing on Ground Pressure and Strata Control
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因此,在井下深部存在着较强的地质构造应力,井下采场及巷道所受的矿山压力也特别大,严重地影响到生产的安全。
Therefore there exists the stronger geological structure stress in the deep mining .
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采场上覆坚硬岩层的变形运动与矿山压力
Behaviour of overlying hard strata above workings and its effect on roof pressure
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老顶初次断裂过程及其矿山压力显现
The initial fracture process of main roof and its mine ground pressure manifestation
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矿山压力在煤矿井下采空区密闭墙的应用
Application of Mine Pressure in Gob Stopping Wall underground
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声波技术的进展及其在矿山压力测试中的应用
The Advance on Acoustic Wave Technique and its Application to Rock Pressure Measurement
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再论采场矿山压力理论
A Further Discussion on the Theory of the Strata Behaviors in Longwall Mining
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导波光学技术在矿山压力研究中应用
Application of waveguide optics technology in underground pressure research
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大倾角采煤工作面矿山压力显现规律的研究
Research on law of strata pressure behavior in the steep inclined coal face
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论矿山压力对矿间防水煤柱的作用与影响
Effect and influence of ground pressure on the water barrier between adjacent mines
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大采高超长综放工作面采场矿山压力控制技术研究
Mining Height Long Caving Mining Stope Pressure Control Technology
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长壁工作面矿山压力的模拟研究
Modeling Study of Rock Pressure in Longwall Face
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厚煤层倾斜分层开采的矿山压力研究
Study of rock pressure in mining a thick coal seam with inclined slicing method
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老顶断裂前后的矿山压力变化
The Influence of the Fracture of the Main Roof On the Mining Ground Pressure
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灰色预测理论在矿山压力研究中的应用
Application of grey forecasting theory in ground pressure
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矿山压力变化的采场瓦斯涌出特征及其管理
Gas emission characteristics and management of coal caving based on change of underground pressure
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软岩泄漏运动与矿山压力控制
Soft rock leaking action mine pressure control
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放顶煤工作面矿山压力显现规律研究与分析
Research and Analysis on Laws of Strata Behaviors in Mining Working Face with Sublevel Caving
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考虑到矿山压力的作用,修正了莫尔&库仑破裂准则。
Mohr Coulomb fracturing criterion is modified while under ground pressure is taken into consideration .
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浅谈分层巷道合理布置对减少矿山压力的作用
Preliminary discuss on release the pressure of the mine by proper disposition of sliced gateways