Mechanism and protection on subsidence and cover rock caving of mining;
开采引起的覆岩冒落及地表沉陷的机理与防护
on the subsidence,and points out that the selection of the proper mining method possesses important significance on reducing the subsidence.
重点分析了房柱式采煤方法、条带开采方法、水砂充填采煤方法、分层间歇开采方法和离层带高压注入泥浆技术等对地表沉陷的影响,指出选择合适的开采方法对于减轻地表沉陷具有重要意义。
The earth's surface subsidence is one of the disasters caused by coal exploitation.
矿山开采过程中引起的地表沉陷,为了解决这一问题对覆岩离层的产生机理进行了研究。
By numerical simulation,the features of strata movement,fundamental behavior of related parameters of surface displacement and stress distribution are obtained.
利用大型有限元分析软件ANSYS对开采倾斜煤层引起的岩体移动、地表沉陷及应力分布情况进行了数值模拟,总结出倾斜煤层开采时岩体移动的基本特征及地表沉陷的相关参数。
According to the complex mining geological condition of steep excavation , FLAC program are carried out for strata movement and surface displacement due to coal extraction by different mining layouts.
针对急倾斜煤层开采复杂的采矿地质条件,运用求解非线性大变形问题有限差分法(FLAC),对不同开采方案所引起的岩体移动和地表沉陷进行了研究,总结出了岩体移动的基本特征和地表沉陷的相关参数。
FLAC program are carried out for strata movement and surface displacement due to coal extraction by different mining layouts.
运用求解非线性大变形问题有限差分法(FLAC),对开采引起的岩体移动和地表沉陷进行了研究,总结出了岩体移动的基本特征和地表沉陷的相关参数,所得结果对现场开采具有一定的指导作用,对开采所致的地表沉陷的治理提供了科学依据。
The character, accuracy analyse, compose requirement, measure method and application scope of parallax method in deformation observation of several manganese mine engineerings including structure damage, ground surface subsidence and installation engineering are discussed briefly in this paper.
简要论述了锰矿山建筑物损害 ,地表沉陷、安装工程等工程变形观测中视差法的特点、精度分析、构图要求、施测方法、适用条件 ,并辅以 2个实例。
In the thesis,the author discussed the influences of ground surface subsidence to highway construction,which caused by mine-out regions of banded coal mining and established the researching procedures and methods of related disasters.
地下开采所引起的地表沉陷灾害是我国高速公路建设中所面临的一个新的课题。
A simplified calculation method for analyzing the deformation of stratum of shallow buried tunnel and the results are compared with test data, then the deformation of tunnel periphery and form and law of distribution of ground surface subsidence are predicted.
通过提出一种简单的计算方法,分析浅埋隧道的地层变形性状,并将结果与试验 资料进行对比分析,预测隧道周边变形和地表沉陷的分布形式及规律。
Asymptotic grey forecasting of ground subsidence in steep coal strata mining;
急倾斜煤层开采地表沉陷的渐近灰色预测
Calculation of numerical imitation and laws of ground subsidence of Ningdong Coal Mining Areas;
宁东采煤区地表沉陷数值模拟计算与规律
Experimental study on ground subsidence laws of room mining;
房式开采地表沉陷规律试验研究
Study on the regular pattern of the earth surface subsidence in goaf areas;
采空区地表沉陷规律的研究
Probing into problems and countermeasures about prediction and control of surface subsidence mining in Deep-lying;
深部开采地表沉陷预测与控制存在的问题及对策探讨
Research on the surface subsidence about building foundation above mine goaf;
采空区上方建筑物地基附近的地表沉陷
Comprehensive Evaluation of Mine Area Surface Subsidence by Application of Fuzzy Synthetic Evaluation
矿区地表沉陷环境影响模糊综合评价
The improved Knothe time function for subface subsidenec
改进的Konthe地表沉陷时间函数模型
Comprehensive Evaluation of Surface Subsidence of Yangliu Coal-mining Site and Research on Ecological Restoration of Subsidence Area
淮北矿区杨柳矿地表沉陷综合评价及沉陷区生态恢复研究
Numerical Simulation of Ground Subsidence Induced by Underground Excavation on Shirengou Mine;
石人沟铁矿地下开采引起地表沉陷数值模拟
Mining Subsidence Parameter Forecast and Data Visual Management of Caiyuan Colliery;
蔡园煤矿地表沉陷参数预计与数据可视化管理
Study of Numerical Simulation and Application on Thick-Alluvium Surface Subsidence;
厚冲积层地表沉陷数值模拟及应用研究
Study on the Surface Subsidence Law and of Xinwen Mining Based on GIS;
基于GIS的新汶矿区地表沉陷规律系统研究
Study on Visualization Technology of Surficial Subsidence Information Based on MAPGIS;
基于MAPGIS的地表沉陷信息可视化技术研究
Research on Continuous Bridge Damage Regulation Caused by Mining Subsidence;
采动地表沉陷对连续体系梁桥损坏规律研究
Study on Surface Subsidence with Paste Filling under Village;
村庄下膏体充填采煤控制地表沉陷的研究
Research on Ground Displacement and Deformation from Fully-mechanized Top-coal Caving Mining
综采放顶煤开采条件下的地表沉陷规律研究
Observation of Surface Subsidence Induced by Full-mechanized Caving Mining in Xinglongzhuang Colliery
兴隆庄矿综放工作面地表沉陷规律实测研究
Application of True Three-dimension Display to Subsidence Forecast in Mining Area
矿山地表沉陷预计及其三维可视化研究
Analysis on Key Factor of Surface Subsidence by Numerical Simulation in Replacement Mining
置换开采中地表沉陷主控因素数值模拟分析
Prediction model of ground subsidence base on elastic plate in irregular underground excavating
基于弹性薄板的不规则采动地表沉陷预计模型
Numerical simulation study on pillar mining method to reduce the ground subsidencein
条带法采煤减轻地表沉陷的数值模拟研究
The results show that the water loss of clay has a great impact on surface subsidence.
研究结果表明黏土体失水对地表沉陷的影响比较大。
Research on Land Subsidence and Collapse Geological Calamities Fatalness Subarea in Dalong Mine of Tiefa Coal Field;
辽宁省铁法煤田大隆矿区地表沉陷地质灾害危险性分区研究