摘要
根据石沟驿煤业分公司6#层煤赋存条件,结合锚杆、锚索支护机理进行理论分析,合理选择掘进工作面巷道复合顶板支护方式和支护参数;分析了复合顶板支护效果差的原因及顶板管理注意事项。
According to the occurrence conditions of 6# coal in Shigouyi Coal Mine Branch,the theoretical analysis on the supporting mechanism of anchor and cable is carried out to reasonably select the supporting ways and parameters of the compound roof in the drifting face.The reasons for the poor support effect of composite roof and the matters needing attention of roof management are analyzed.
出处
《价值工程》
2017年第12期107-108,共2页
Value Engineering
关键词
锚杆支护
复合顶板
掘进巷道
suspension roof support
compound roof
drifting tunnel
