
第44卷第3期 2017年6月
矿业安全与环保
MINING SAFETY & ENVIRONMENTAL PROTECTION
马少杰.高承压水长采煤工作面井下特探缔合探查研究[J].矿业安全与环保,2017,44(3):65-68 文章编号:10084495(2017)03006504
Vol. 44 No. 3 Jun.2017
高承压水长采煤工作面井下物探综合探查研究
马少杰
(重庆工程职业技术学院,重庆402260)
摘要:为查明干河煤矿高承压水作用下采煤工作面内部导水构造,采用瞬变电磁法与无线电波透视法相结合的综合物探法,对采煤工作面内部导水构造大小及发育情况进行了探测。通过在干河煤矿高承压水采煤工作面进行现场探测,并对探测结果进行钻探验证,验证结果较为吻合,表明瞬变电磁法与无线电波透视法相结合的综合物探法能够较为准确地探测采煤工作面内部导水构造情况,可为类似煤矿导水构造间题提供更多的解决方法。
关键词:瞬变电磁法;无线电波透视法;导水构造;综合探查;高承压水;采煤工作面
中图分类号:TD163;TD745
文献标志码:B
网络出版时间:2017-060514:16
网络出版地址:http://kns.cnki.net/kcms/detail/50.1062.TD.20170605.1416.022.html
Research on Comprehensive Geophysical Prospecting Technology for Long Coal Face
with High Confined Water
MA Shaojie
( Chongqing Vocational Institate of Engineering , Chongqing 402260, Chine)
Abstract : In order to find out the walerconducted structures in the working face with high confined water, comprehensive delection was caried out on the size and development of the waterconducted structures in the working face by using the radic penetration method and the transient electromagnetic method. The site detection was made in the working face with high confined waler in Ganhe Mine, the detection results were verified by explonation boring, and the verification results were fairly consistent. The comprehensive geophysical prospecting technology by combining the transient electromagnetic method and radio penetration method can more accurately detect the waterconducted structures in the working face, which thus provided more solutions for coal mines with similar waterconducted structures
Keywords: transient electromagnetice method; radio penetration method; water conducted structure; comprehensive detection; high confined water; coal face
随着煤矿开采自动化机械化技术的不断提高、我国煤矿回采工作面的长度和宽度越来越大,导致工作面内部存在隐伏构造的可能性也越来越高,特别是对于受承压水影响的超长采煤工作面,其导水构造问题已成为影响安全生产的关键性问题。目前,用于矿井水害探测的物探方法主要有直流电法瞬变电磁法、地质雷达法、无线电波坑透法等。直流电法受井下防爆规定限制及空间的影响,实际应用
收稿日期:2016-11-19;2016-12-28修订
基金项目:重庆市教委科学技术研究项目(KJ1732439)作者简介:马少杰(1980一),女,山东龙口人,硕士,高级
工程师,研筑方向为工程地质、岩土工程等。Email
87317660@ q.com 万方数据
受到较大限制;地质雷达法探测距离较短,一般为 30m左右;无线电波坑透法主要通过透视的方法探测采煤工作面内部构造;瞬变电磁法对低阻区及富水性较强的地质异常体探测比较灵敏。
运用先进的瞬变电磁法和无线电波透视法相结合的探测方法,对山西霍州干河煤矿高承压水作用下回采工作面内部导水构造进行综合探查,能较好地查明该矿回采工作面内部构造,保证回采要全,可
为类似煤矿回采工作面导水构造探测提供参考。 1工程概述
千河煤矿井田位于霍西煤田万安详查勘探区东北部,山西省洪洞县北部,距洪洞县城23km。回采工作面位于+80m水平一采区的右翼,工作面东侧、
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