采空侧沿空掘巷锚注支护围岩变形规律研究  

Study on Surrounding Rock Deformation Law with Bolt-Grouting Support of Gob-Side Entry Driving in Mined-Out Area

作　　者：孔国强[1] 宋天奇[1] 王军[1] 李俊孟 

机构地区：[1]中国矿业大学矿业工程学院,江苏徐州221116

出　　处：《煤炭技术》2016年第11期75-78,共4页Coal Technology

基　　金：国家自然科学基金项目(51404247)

摘　　要：以新景矿80116综放工作面回风巷为背景,运用FLAC^(3D)软件分析巷道围岩变形破坏特征,研究了中空锚索注浆加固机理,设计了锚注加固支护方案并进行了工程应用,有效控制了巷道的围岩变形。Takes return airway of 80116 fully mechanized caving face in Xinjing mine as the background,uses FLAC3D software to analyze surrounding rock deformation feature, researches mechanism of hollow anchor grouting strengthening. Designs supporting scheme of bolt and grouting reinforcement and applies in the project,controling surrounding rock deformation effectively.

关 键 词：锚注支护 加固机理 矿压显现 

分 类 号：TD322[矿业工程—矿井建设]