矿压
- 网络mine pressure;rock pressure
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GDD50(A)标准信号矿压传感器研究
Study on the GDD50 ( A ) Standard Signal Rock Pressure Sensor
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讨论了最新开发的GDD50(A)本质安全型标准信号矿压传感器的特性、工作原理、技术参数,以及它的试验情况和应用于远程矿压实时监测系统的效益分析。
The features , working principle and technical parameters of the newly developed Model GDD50 ( A ) standard-signal rock pressure sensor of essentially safety type are discussed . Its testing result and the benefit analysis result applying to remote rock pressure real time monitor system are also given .
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矿压观测缺失数据的Fourier拟补方法
Fourier Remedy Method For Absent Observing Data of Ground Pressure
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BY(3B)320-17/35液压支架初撑力对工作面矿压显现的影响
Influence of BY_ ( 3B ) 320-17 / 35 Hydraulic-pressure Support-initial Strong Power on Working Surface Appearance of Mineral-pressure
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本文通过X射线衍射(XRD)、扫描电镜(SEM)、岩石物理力学行为实验研究、围岩收敛和矿压监测分析,界定了软岩巷道的类型;
Type of soft rock roadway is defined by its behavior experiment with physics and mechanics , X-ray diffraction ( XRD ), scan electron microscopy ( SEM ), analyzing on movement and monitor underground pressure of surrounding rocks .
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工作面巷道系统形成期间和工作面回采期间都进行矿压观测,并在工作面回采期间应用FLAC~(3D)软件进行模拟数值分析。
The gas drainage area is disposed at two roadways . The mine pressure observation is done during the period of working face cutting coal and the period of laneway system forming . The software FLAC ~ ( 3D ) is used to modulate .
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采用ANSYS有限元程序对4个矿井巷道矿压显现规律进行了数值模拟,得出了巷道围岩位移、应力、塑性区的分布规律及支护体的受力分布规律;
The rules of strata behavior of coal roadways in 4 Coal Mines are numerical simulated using ANSYS , hence , the distribution rules of displacement , stress and plastic area of roadway surrounding rock and the stress distribution rules of support body are attained .
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基于混沌分析的成果,构建了基于一阶局域近似、Lyapunov指数以及神经网络的冲击矿压观测序列的混沌预测模型,经实例分析验证,预测效果良好。
Based on the results of chaos analysis , the chaotic prediction mode of rock burst observation data series based to one-order approximation model , Lyapunov exponent , and neural network . The prediction effect is good by analysis of practical example .
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研究认为影响250102工作面发生冲击矿压的主要因素为褶曲构造、煤层冲击倾向性、坚硬顶板、20m煤柱等。
The main factors of influencing the rock burst hazard of 25102 working face are folding structure , burst tendency of coal seam , hard main roof and 20m width pillar and so on .
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经过现场实践,桁架锚索系统支护技术试验取得成功,试验巷道长度500m,矿压观测效果良好,取得了比较好的技术安全和社会经济效果。
After the scene practice , the truss anchor cable system supports and protections engineering research obtains the success , experimented tunnel length 500m , the mineral pressure observation effect is reasonable , has obtained the quite good technical security and the social economy effect .
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采用KBD5矿用本安型冲击矿压电磁辐射监测仪对某矿具有严重冲击危险的四层煤工作面进行了矿震和冲击矿压危险监测,有效地预测了多次冲击危险,取得了良好的效果。
In the given example , a new apparatus KBD5 is used to monitor the danger of rock burst in seam No.4 of a coal mine with successful forecasts and good effects many times .
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流体网络理论在地下矿压风系统中的实践
Application of fluid network theory on compressed-air system of under mines
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片帮型冲击矿压下的煤巷锚杆支护减冲机理探讨
Discussion on Weakening Shock Mechanism with Bolt Support in Coal Roadway
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深部开采综放工作面矿压显现浅析
Analysis of the rock press appearance in the LTCC working face
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深部高应力软岩巷道矿压显现规律研究
Law of mine tension appearing of deep and high stress entry
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孤岛工作面冲击矿压危险及其控制
Hazards of rock burst in island coal face and its control
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论沿空成巷矿压显现及支护方法
On strata behavior of roadway formed along gob and supporting methods
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俯伪斜分段密集支柱采煤法缓和急倾斜煤层矿压显现不均匀现象的研究
Study on the uneven ground pressure in pitching oblique underhand mining
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矿压显现对工作面瓦斯涌出规律影响分析
Analysis of Effects of Strata Behaviors on Face Methane Emission Law
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冲击矿压诱因&能量积聚与耗散的自组织临界性
Inducement of rock burst-self-organized criticality character of energy accumulation and dissipation
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弧岛煤柱水力开采的矿压控制
Rock Pressure Control in Hydraulic Mining of the Isolated Shaft Pillar
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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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顶水开采矿压显现与顶板管理技术
Underground pressure emerges and roof management technology with mining under water
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矿井深部开采矿压与支护技术研究
Research of Rock Pressure and Support Technology of Deep Mine Exploiting
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煤系岩石组成与矿压显现之关系
Relation between rock mass composition in coal measures and strata behaviour
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急斜煤层顶板岩墙的破断规律及矿压显现
Breaking regularity of ROOF-ROCKWALL and rock pressure manifestation in steep seam
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上行采煤法治理复杂条件冲击矿压的研究与实践
Research and Practice of Upwards Mining on Fathering Complicated Rock Burst
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巷道矿压观测分析方法探讨
Probing into the approach to strata behavior analysis of roadway
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10341工作面冲击矿压的成因与综合防治
Cause and precaution of rock burst in 10341 work face
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坚硬顶板综放采场矿压的相似模拟研究
Analog simulation of underground pressure in fully mechanized top caving work area