工程爆破

1999, (03) 46-50+45

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严寒季节水下深孔爆破技术的研究与应用
RESEARCH AND APPLICATION OF UNDERWATER DEEPHOLE BLASTING IN SEVERE COLD SEASONS

何广沂
He Guangyi (Research and Design Institute of Railway Engineering Construction, Beijing 102600)

摘要(Abstract):

重点介绍我国东北地区严寒季节水下深孔爆破药量计算、炮孔布置、起爆技术,尤其是零下几十度条件下的施工方法与施工工艺。
This paper mainly introduces the charging calculation, drilling pattern, priming technology and constructing method of underwater deephole blasting in severe cold seasons, particularly at dozens degrees below zero centigrade, in northeast China.

关键词(KeyWords): 严寒;水下深孔爆破;宽孔距;非电起爆
Severe cold Underwater deephole blasting Wide borehole spacing Non electric ignition

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作者(Author): 何广沂
He Guangyi (Research and Design Institute of Railway Engineering Construction, Beijing 102600)

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