| 巴拉素煤矿副立井光面爆破工业性试验研究 |
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| 引用本文： | 江军,冯广奎.巴拉素煤矿副立井光面爆破工业性试验研究[J].山东煤炭科技,2021(4):10-11,16. |
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| 作者姓名： | 江军 冯广奎 |
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| 作者单位： | 中煤第五建设有限公司第三工程处 |
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| 摘 要： | 以巴拉素煤矿副立井为研究对象,对该副立井冻结基岩段施工进行冻结基岩大断面光面爆破工业性试验。通过工业性试验来调整光面爆破参数,最终爆破效果理想,炮眼利用率达89%,每循环爆破进尺4 m。本次试验为深、大立井冻结基岩冻土爆破作业提供了经验和参考。
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| 关 键 词： | 立井 大断面 光面 爆破 |
Industrial Experimental Study on Smooth Blasting of Auxiliary Shaft in Balasu Coal Mine |
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| Jiang Jun,Feng Guangkui.Industrial Experimental Study on Smooth Blasting of Auxiliary Shaft in Balasu Coal Mine[J].Shandong Coal Science and Technology,2021(4):10-11,16. |
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| Authors: | Jiang Jun Feng Guangkui |
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| Affiliation: | (The Third Engineering Office of China Coal Fifth Construction Co.,Ltd.,Jiangsu Xuzhou 221000) |
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| Abstract: | Taking the auxiliary shaft of Balasu Coal Mine as the research object,the industrial test of large section smooth blasting of frozen bedrock is carried out for the construction of the frozen bedrock section of the auxiliary shaft.Through the industrial test,the smooth blasting parameters are adjusted.The final blasting effect is ideal,the hole utilization rate is 89%,and the blasting footage per cycle is 4 m.This test provides experience and reference for the blasting operation of frozen bedrock in deep and large shaft. |
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| Keywords: | shaft large section smooth surface blast |
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