欠平衡钻井井控设备技术及关键设备的国产化可行性研究

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Well-control Equipment of Underbalanced Drilling &Study of Feasibility for the Key Equipment to Be Made in Our Country

摘要: 文章概述了欠平衡钻井的机理、工艺方法,介绍目前国外主要井控设备的密封机理及其性能。简述关键设备—旋转防喷器国产化的可行性。

Abstract: This paper summarily describes the mechanism and technology of underbalanced drilling. It introduces sealing mechanism and function of the key equipment used abroad at present. It explains the feasibility for the key equipment (revolving blow out preventer) to be made in our country.