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he nan you tian you guan chuan shu she kong guo cheng zhong cun zai de wen ti ji fen xi
Author(s): 
Pages: 119-121
Year: Issue:  2
Journal: Petroleum Geology and Engineering

Keyword:  油管传输射孔压力起爆存在问题;
Abstract: 在采用压力起爆方式进行的油管传输射孔施工中,针对出现加压难以起爆、浅层大斜度井加压过程中途误爆等问题,对施工管柱和施工条件的数据进行了分析,分析结果表明:空气柱的存在使得起爆器在较低的承载压力下难以起爆,管柱下放速度过大引起的水击压力大于起爆压力而使起爆器过早起爆,水柱随温度膨胀产生压力使起爆器在下放过程中发生起爆.
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