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| 团柏煤矿下组煤开采底板突水防治技术与对策 | |
| 引用本文： | 臧思茂,崔芳鹏,王书强,苏俊辉.团柏煤矿下组煤开采底板突水防治技术与对策[J].煤炭科学技术,2011,39(6):93-96. |
| 作者姓名： | 臧思茂 崔芳鹏 王书强 苏俊辉 |
| 作者单位： | 1. 霍州煤电集团有限责任公司团柏煤矿,山西霍州,031400 2. 中国矿业大学(北京)地球科学与测绘工程学院,北京,100083 3. 河北工程大学信息与电气工程学院,河北邯郸,056038 |
| 基金项目： | 中央高校基本科研业务费专项基金(2009QD14); 地质灾害防治与地质环境保护国家重点实验室(成都理工大学)开放基金资助项目(SKLGP2010K004) |
| 摘 要： | 针对团柏煤矿下组煤开采时水文地质条件的复杂性,运用突水系数理论计算和采用底板破坏过程有限元RFPA2D数值模拟分析方法,对该矿下组11号煤层开采时的4底板突水危险性做出了综合评价。研究表明:陷落柱较为发育的11号煤底板突水系数0.05 MPa/m,接近底板受构造破坏块段临界突水系数;由数值模拟结果看,该煤层开采时底板岩层的破坏深度约15 m,破坏带底部距下伏奥灰含水层仅约10 m。基于上述水文地质综合分析结论提出了该煤层开采时底板突水隐患的预防和治理对策。 |
| 关 键 词： | 底板破坏 突水防治 数值模拟 突水系数 水文地质 |
Prevention and Control Technology and Countermeasures of Floor Water Inrush from Mining in Lower Group Seam of Tuanbai Mine |
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| ZANG Si-mao,CUI Fang-peng,WANG Shu-qiang,SU Jun-hui.Prevention and Control Technology and Countermeasures of Floor Water Inrush from Mining in Lower Group Seam of Tuanbai Mine[J].Coal Science and Technology,2011,39(6):93-96. | |
| Authors: | ZANG Si-mao CUI Fang-peng WANG Shu-qiang SU Jun-hui |
| Affiliation: | ZANG Si-mao1,CUI Fang-peng2,WANG Shu-qiang3,SU Jun-hui1(1.Tuanbai Mine,Huozhou Coal and Electric Power Group,Huozhou 031400,China,2.School of Geosciences and Surveying Engineering,China University of Mining and Technology,Beijing 100083,3.School of Information and Electric Engineering,Hebei University of Engineering,Handan 056038,China) |
| Abstract: | According to the complexity of the hydrological conditions of the lower group seam mining in Tuanbai Mine,the water inrush theoretical calculation and the finite element RFPA2D FEM numerical simulation analysis method of the floor failure process was applied to the comprehensive evaluation on the floor water inrush danger occurred during the mining in the No.11 seam of the lower group in the mine.The study results showed that the sink hole well developed No.11 seam would have a floor water inrush coefficien... |
| Keywords: | floor failure water inrush prevention numerical simulation water inrush coefficient hydrology |
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