露天台阶水介质间隔装药结构优选及对比试验研究
费鸿禄,纪海楠,山杰

Optimization and Comparative Experimental Study of Charge Structure of Water Medium Interval on Open-air Step
Honglu FEI,Hainan JI,Jie SHAN
表1 炸药单耗优化分析
Table 1 Optimization analysis of explosive unit consumption
组别装药结构炸药单耗/(kg·m-3爆破效果
70 cm以上块度占比/%爆堆抛掷距离/m
对照组炸药(5.5 m)—空气(1.5 m)—炸药(2.5 m)—填塞(3.5 m)0.3713.225.0
试验组1炸药(5.4 m)—水(1.6 m)—炸药(2.5 m)—填塞(3.5 m)0.364.228.0
试验组2炸药(5.2 m)—水(1.8 m)—炸药(2.5 m)—填塞(3.5 m)0.357.526.5
试验组3炸药(5.0 m)—水(2.0 m)—炸药(2.5 m)—填塞(3.5 m)0.349.525.8
试验组4炸药(4.8 m)—水(2.2 m)—炸药(2.5 m)—填塞(3.5 m)0.3315.523.3