岩浆岩侵入条件下普采工作面顶板控制与实践  

Control and Practice of Roof in Conventional Face Under Magmatic Rocks Intrusion

作　　者：丁可可[1] 孙增飞[1] 梁顺[1] 满建康[1] 刘栋[1] 

机构地区：[1]中国矿业大学矿业工程学院,江苏徐州221008

出　　处：《煤炭技术》2011年第6期85-87,共3页Coal Technology

摘　　要：某矿首采普采工作面受岩浆岩侵入,矿压显现强烈。在对工作面进行矿压观测的基础上,总结分析了其采场矿压显现特征,提出"切顶排加强支护结合人工强制放顶"的方法处理顶板,并对强制放顶效果进行了分析和优化。The immediate roof is magmatic rocks,strata behaviors strongly.In the paper,the roof behavior characteristics of stope are summarized and analyzed based on strata control observation,the method of strengthening the support of cutter roof and artificial caving compulsorily is put forward,the strata control observation for forced roof caving is analyzed and optimized.

关 键 词：坚硬顶板 高档普采 矿压特征 强制放顶 

分 类 号：TD327.2[矿业工程—矿井建设]