深井高应力环境下束状组合孔拉槽爆破优化研究
邱泓杰1(
),邱贤阳1(),张舒1,陈辉2,史秀志1,沈文博1,陶铁军3,段武全4
),邱贤阳1(),张舒1,陈辉2,史秀志1,沈文博1,陶铁军3,段武全4
Optimization of Bunch Holes Cutting Blasting in Deep Mine Under High Stress Environment
Hongjie QIU1(),Xianyang QIU1(),Shu ZHANG1,Hui CHEN2,Xiuzhi SHI1,Wenbo SHEN1,Tiejun TAO3,Wuquan DUAN4
),Xianyang QIU1(),Shu ZHANG1,Hui CHEN2,Xiuzhi SHI1,Wenbo SHEN1,Tiejun TAO3,Wuquan DUAN4
图8. 单向和双向静应力下束状组合孔同时爆破失效单元
Fig.8. Failure units of bunch holes simultaneous blasting under unidirectional and bidirectional static stresses
