四位一体法封堵千米埋深微型隐伏导水陷落柱技术  

Quaternity Sealing More than 1000 Meters Micro Concealed Water Collapse Column Technology

作　　者：关永强[1] 

机构地区：[1]冀中能源峰峰集团有限公司,河北邯郸056011

出　　处：《煤炭与化工》2015年第2期9-12,148,共5页Coal and Chemical Industry

摘　　要：九龙矿15423N工作面在回采过程中发生采空区滞后底板突水,依据采前所进行的水文地质工作以及该面发生突水后的特点,研究制定了治理突水方案,经治理钻探探测资料证实:该面煤层底板下发育的隐伏微型强导水陷落柱,是导致该面发生突水的主要原因,分析研究了陷落柱大埋深、大流量、高承压的特点,研究制定了骨料灌注、骨料胶结、通道截流、水源加固四位一体法堵源封顶截流的综合治理陷落柱技术,快速高效地根治了陷落柱水害,消除了水患。Goal lag bottom water burst happened in 15423N working face of Jiulong Mine, based on hydrology geology work before mining and the characteristics of the working face after water burst, the water control and prevention scheme were settled, through the verification of d6_lling material, micro concealed water collapse column developed under the coal seam bottom, which was the main reason to cause the water burst, the feature of large bury depth, large flow and high pressure of the collapse column were analyzed, the quaternity of aggregate infusion, aggregate cementation, channel closure, water reinforcement comprehensive collapse column control were studied, which solved the water disaster of the collapse column and eliminated the water disaster.

关 键 词：四位一体法 注浆封堵 千米埋深 隐伏陷落柱 

分 类 号：TD713[矿业工程—矿井通风与安全]