苏丹6区原油管道尼罗河定向钻穿越技术
Horizontal Direction Drilling to Cross over the Nile for the 6th Oil-Producing Area Pipeline of Sudan
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摘要: 介绍了苏丹6区外输管道尼罗河定向钻干线穿越施工技术, 对管道穿越施工中出现的问题从工程地质概况、管道穿越线路、管道的承压能力、地下打孔的孔径以及施工等方面进行了分析, 提出了解决的办法, 并对今后的类似工程提出了建议。Abstract: This paper introduces the technology of horizontal direction drilling to cross over the Nile for the 6th Oil-Producing Area Pipeline of Sudan. The analysis on the problem existed in two cross-over operation is made in the geological condition, cross-over route of pipeline, loading capacity of pipeline, determination of bore diameter of drilling and drilling procedure. The method to solve the technical problem is presented.