采空区
- goaf;gob;stull;learies
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应用三维ANSYS分析软件对采空区危险度高的3~,6~采空区的稳定性进行三维计算,得出破坏的主要部位;
Stability of goaf 3 # and 6 § with high hazard degree were calculated by three-dimension software ANSYS to obtain the main position of breakage .
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利用高分辨率地震波的识别方法及大能量瑞雷波法V字型分布特征进行探测,进而综合分析探测成果,可以十分有效地圈定采空区的赋存状态,精度高,定位准确。
By the use of high resolution seismic wave diagnostics and large energy Rayleigh wave ″ V ″ type features , to comprehensively analyze the prospecting results , can effectively locate goaf occurrences with high accuracy and exact positioning .
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基于FLAC~(3D)程序的采空区稳定性分析
FLAC ~ ( 3D ) - Based Stability Analysis of Mined-out Area
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昭通铅锌矿采空区稳定性的FLAC~(3D)数值模拟研究
Study on FLAC ~ ( 3D ) Numerical Simulation of Goaf Stability
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金属矿山采空区3D激光探测新技术
A New Technique of 3 D Laser Survey of Finished Stopes in Metal Mines
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采空区场域自燃CO向工作面涌出的数值模拟
Numerical Simulation of CO Gushing to Working Face During Spontaneous Combustion in Goaf Field
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U形通风工作面采空区上隅角瓦斯治理技术
Methane controlling technique at the upper corner of the goaf in U-type ventilation face
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综放开采J型通风采空区渗流场数值分析
Numerical analysis of seepage field of j-typed ventilation in gob area under mechanized top coal caving
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瞬变电磁法(TEM)作为积水采空区的一种探测手段,有着独特优势和显著效果。
Transient electromagnetic method ( TEM ) has special advantage and evident result as an approach for detection of water-accumulating gob .
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SF6-CF2ClBr双元示踪气体检测复杂采空区漏风技术
Measuring and Monitoring Technology of Ventilation Leakage in Goaf with SF_6 - CF_2 CLBr Two Element Trace Gas
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用煤岩吸附CO2是CO2的封存以及防止井下采空区煤自燃的主要手段之一。
Coal and rock has become the CO2 absorption of CO2 sequestration and the prevention of spontaneous combustion of coal underground mined-out area of the main method .
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采空区场流数值模拟程序(G3)实现与应用
Realization and application of numerical simulating program ( G3 ) for field flow of goaf
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同时,在现场进行了SF6示踪气体试验,很好地验证了数据分析的结果,为采空区氮气异常涌出的治理提供了可靠的科学依据。
Meanwhile , SF6 tracer gas test on-site agreed well with the results of data analysis , providing a reliable scientific basis for the nitrogen emission control .
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并通过FLUENT流体模拟软件,对采空区风流流动进行模拟,进一步对上隅角瓦斯涌出和空气幕防治上隅角瓦斯涌出的机理进行分析和验证。
By FLUENT hydro-simulation soft , the wind flowing in the gob area is simulated and further analysis and validation is made about the mechanism of gas effusing and its prevention by air screen .
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应用三维有限元程序ANSYS和三维水力耦合分析程序EPSCA3D模拟了采空区处理过程。
The numerical simulation on the process of disposing the abandoned stopes is carried out by use of two3-D codes , ANSYS and EPSCA3D .
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运用ANSYS软件对灵宝铁矿进行三维建模分析,得出矿山采空区岩体应力及安全系数分布情况在残矿回采前后的变化规律,评价残矿的回采对采空区岩体稳定性的影响。
Building 3D model of Lingbao iron mine by ANSYS , evaluating the effect on the stability of the rock mass during residual ore mining , through analyzing the distributing law of stress and safety factor in rock mass before and after residual ore mining .
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本论文针对采空区煤自燃火灾的预测,以煤炭自燃特性实验研究和现场观测为基础,采用软件开发工具VB6.0,开发了采空区浮煤自燃危险区域分析判定软件。
Aiming at the forecasting of coal spontaneous combustion in goaf , a kind of software by means of VB6.0 has been developed to analyze and determine coal spontaneous combustion zone in goaf , based on the experimental studies and locale observation .
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应用UDEC通过保持钻孔内的指定压力来模拟宾汉姆型浆液在规则不连续节理岩体中的注入过程。(5)准格尔煤田自燃采空区注浆防灭火浆液扩散行为的现场验证。
Application of UDEC to simulate the injection process in the Bingham type of slurry in the rules discontinuous jointed rock masses by keeping drilling within the specified pressure . ( 5 ) The Jungar small kiln spontaneous combustion in goaf grouting anti-extinguishing slurry diffusion behavior of field-proven .
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煤炭资源的开采,形成大规模的采空区。
The coal resource mining have created the large-scale worked-out section .
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采空区煤柱-顶板系统失稳的力学分析
The analysis of instability of coal pillar & stiff roof system
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多源多汇采空区瓦斯浓度场数值模拟
Numerical simulation of gas concentration field in multi-source and multi-congruence goaf
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屯留煤矿地面钻井采空区瓦斯抽采分析研究
Analysis of Surface Shaft Drilling Goaf Gas Extraction at Tunliu Mine
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单体柱工作面采空区悬顶的处理方法
Processing method of goaf suspended ceiling in monomer column working fave
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采空区灾害危险度的模糊综合评价
Fuzzy Synthetic Assessment of the Danger Degree of Mined-out Area Disaster
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采空区风流移动规律的数值模拟与可视化显示
Numerical simulation and visual display of air flow pattern in goaf
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采空区对地面建筑物的影响及工程措施
Effects of mine goaf on surface building and its engineering measure
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综合物探技术在煤矿采空区勘查中的应用研究
Application of integrated geophysics in the survey of coal mined-out area
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采空区上方建大型建筑物的地基沉降研究
Study on the Foundation Settlement of Heavy Buildings above Mine Goafs
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高速公路采空区工程处理范围确定方法
A method for determining engineering treatment scope of goaf under highway
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浅层地震采空区探测计算机仿真正演
Computer forward simulation for detecting mine-out area by shallow seismic reflection