| 露天煤矿高温区爆破安全作业技术研究 |
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| 作者单位： | ;1.北京科技大学;2.广东宏大爆破股份有限公司 |
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| 摘 要： | 针对露天煤矿高温区爆破开采的难题,分析了几种常用的高温爆破方法,进行了爆破器材高温条件下的安定性试验,经过结果分析,选定了进行深孔高温爆破的器材,在立足于常规深孔台阶爆破的基础上,对常规深孔爆破的施工工艺进行了优化,探索出了进行深孔高温爆破的反程序爆破方法,经过工程应用,效果良好,保证了深孔高温台阶爆破的施工安全。
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| 关 键 词： | 高温爆破 安定性试验 反程序爆破法 安全管理 |
SECURITY TECHNOLOGY OF HIGH-TEMPERATURE BLASTING IN OPEN PIT COAL MINE |
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| Affiliation: | , 2.Guangdong Hongda Blasting Co.,Ltd.,Guangzhou 510623,China) |
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| Abstract: | Focusing on the problem of high-temperature zone blasting in open coal mine,some common blasting methods of high temperature have been analyzed and security and stability test of explosive materials for bench blasting under high-temperature has been conducted.The explosive materials for deep-hole high-temperature blasting have been chose after analysis.Based on the conventional bench blasting,construction technology has been optimized,and got a reverse order blasting method for deep-hole high-temperature zone blasting which has achieved good practical effects through engineering application.This technology could also ensure the safety of deep-hole bench blasting construction in high temperature zone. |
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| Keywords: | High-temperature blasting Security and stability test Reverse order blasting Safety management |
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