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中国川西地区钻井技术浅析
Authors
锐 余
Publication date
21 October 2020
Publisher
Synergy Publishing Pte. Ltd.
Doi
Cite
Abstract
论文以普新 -1 井为例,深入探讨了钻井相关技术,分析了采用卡瓦悬挂式套管头,故导管、表层套管的居中对套管防磨有十分重要的意义,并且制订好安全措施并切实执行,使用大尺寸钻铤,是川西区块防斜打直的捷径。另外,还需要注重防塌材料的使用,化学防塌和物理防塌并重,有预见性地及时调整泥浆性能,达到防塌护壁的要求。海相地层使用“PDC+ 螺杆”复合钻进,可大幅提高机械钻速,并有利于防斜与纠斜。</jats:p
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Last time updated on 07/03/2025