太平煤矿薄覆岩分层充填开采安全防水煤岩柱留设探讨  

Discussion on safety and waterproof coal pillar for thin layer rock fill mining in Taiping Coal Mine

作　　者：韩涛 张振鸾 孙庆彬 Han Tao;Zhang Zhenluan;Sun Qingbin(Shandong Lutai Holding Group Co.,Ltd.,Shandong Jining 272000)

机构地区：[1]山东鲁泰控股集团有限公司,山东济宁272000

出　　处：《煤矿现代化》2019年第1期154-155,158,共3页Coal Mine Modernization

摘　　要：对一分层垮落开采、二分层充填开采下三分层进行充填开采,采用等厚采高的概念,通过公式计算、实测裂采比预测、相似模型实验等方法,合理确定防水煤岩柱尺寸。The paper adopts the concept of equal thickness mining height to reasonably determine the dimension of waterproof coal pillar by means of formula calculation,measured fracture-mining ratio prediction and similar model experiment.

关 键 词：薄基岩 分层充填 等效采厚 裂采比 覆岩破坏高度 

分 类 号：TD822[矿业工程—煤矿开采]