煤层开采导水裂隙带发育高度研究综述

Research Overview on the Height of Water Flowing Fractured Zone after Coal Mining

导水裂隙带发育高度研究在矿井水灾防治、水体下采煤及保护层开采中具有重要的意义。在系统总结前人研究成果的基础上,分析了导水裂隙带高度不同研究方法的基本原理,对研究方法进行了总结分类。综述了力学解析法、数值模拟法、相似材料模拟实验、统计预测法、非线性预测法、综合确定法及现场实测法的研究现状及进展,分析了不同预测方法的不足和发展趋势。

Research on the height of water flowing fractured zone has an important significance on prevention and control of mine flood, coal mining under water body and protection layer mining. Research methods are summarized and classified after introducing the principle of these methods on the basis of summarizing the predecessors＇resuits in the system. Research status and progress are summarized, which are mechanical analytic method, numerical simulation method, similar material simulation experiment, statistical prediction method, nonlinear prediction meth- od, comprehensive analysis method and measurement method, and deficiency and development tendency are also analyzed.