利用井液电阻率法测定含水层位置及涌水量.pdfVIP

Vol郾43 No郾3 矿业安全与环保 第43卷摇 第3期 Jun郾2016 摇 摇 摇 摇 摇 摇 摇 摇 摇 MINING SAFETY ENVIRONMENTAL PROTECTION摇 摇 摇 摇 摇 摇 摇 2016年6月 康跃明.利用井液电阻率法测定含水层位置及涌水量[J].矿业安全与环保,2016,43(3):74-76. 文章编号:1008-4495(2016)03-0074-03 利用井液电阻率法测定含水层位置及涌水量 康跃明 (中煤科工集团重庆研究院有限公司,重庆400039) 摘要:为了查清岩层中含水层发育情况,为矿井施工和开采提供安全保障,采用井液电阻率测量技 术,利用井液电阻率曲线随时间变化产生的离差现象,绘制离散曲线,通过分析计算,查明地下水运动 状态,判别含水层类型,并确定含水层位置和涌水量。 实例测量结果表明,该方法能有效查明含水层发 育情况,可为矿井设计、施工提供防治水技术参数。 关键词:井液电阻率;离散曲线;含水层;涌水量 中图分类号:TD163;TD745摇 摇 摇 文献标志码:B摇 摇 摇 网络出版时间:2016-06-05 18:14 网络出版地址:http:/ / / kcms/ detail/ 50.1062.TD1814.032.html Determination of Aquifer Location and Water Inflow in Mine with Drilling Liquid Resistivity KANG Yueming (China Coal Technology and Engineering Group Chongqing Research Institute,Chongqing400039,China) Abstract:In order to find out the development of aquifer in rock strata and provide safety guarantee for the construction and exploitation of the mine,the discrete curvewas drawn by using the measurement technology of the drilling fluid resistivity and the deviation phenomenon produced by the change of the drilling fluid resistivity curve with time, and through the calculation and analysis,the movement state of groundwater was found out,the type of aquifers was distinguished and the location and the water inflow of the aquifer were determined. The measurement results showed that the development of the aquifer can beeffectively identifiedwiththismethod,soitcanprovidetechnicalparametersforwatercontrolinminedesignand construction. Keywords:drilling liquid resistivity;discrete curve;aquifer;water inflow 摇 摇 煤矿水害的严重程度目前仅次于瓦斯灾害,为 井下测量又分为自然井液电阻率法、注入法及浓度 煤矿五大灾害之一(煤与瓦斯突出、粉尘爆炸、顶板