高效紫铜管套串铝翅片 High effective red copper pipes covered into aluminum fins
As drilling operations move to deep water, subsea wellhead bears complex stress because it joins the marine riser and casing string. The stability of subsea wellhead becomes increasingly concerned.
深水钻井水下井口上部连接防喷器组及隔水管,下部连接套管串,在钻井作业过程中承受复杂的作用力,一旦发生井口失稳,将会带来严重后果。
参考来源 - 深水钻井井口力学分析及导管承载能力研究·2,447,543篇论文数据,部分数据来源于NoteExpress
本文以整体套管串为研究对象,建立了整体套管串非线性力学模型。
This paper is on the research of whole casing string, and has built the entire casing string nonlinear mechanics model.
套管外水泥环的破坏是导致管外串槽、套管外腐蚀的原因之一。
Destruction of cement sheath outside casing is one of the causes for channeling and corrosion.
用于检查套管尺寸的多触点井径测量工具管串,采用结实的、安放位置经过优化的、弹簧加载的滚子及刚性臂扶正器进行居中。
The multifinger caliper tool string to be used for casing inspection was centralized using the combination of a strong, optimally placed, spring loaded roller and stiff arm centralizers.
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