“下三带”理论对承压水上采煤底板突水的预测研究  

Prediction of Down Three-zone Theory on the Floor Water Bursting in Mining on Confined Aquifer

作　　者：张彦青[1,2] 

机构地区：[1]太原理工大学矿业工程学院,太原030024 [2]山西中远设计工程有限公司,太原030024

出　　处：《山西煤炭》2014年第4期50-52,共3页Shanxi Coal

摘　　要：对工作面采动过程中底板的破坏机理进行了阐释,并对"下三带"理论的概念及形成进行了论述,给出了相应计算公式,给出了煤矿底板突水预测防治的措施。The paper explained the failure mechanism of floor caused by working face mining and argued the down three-zone and its formation. Corresponding calculation formulas and countermeasures for floor water bursting were given.

关 键 词：承压水上采煤 底板突水 下三带 

分 类 号：TD745[矿业工程—矿井通风与安全]