D wellbore trajectory 三维井眼轨迹
wellbore trajectory prediction 井眼轨迹预测
wellbore trajectory control system 井眼轨迹控制系统
It is considered that the keys of successful drilling are the deviation prevention of vertical section, better wellbore trajectory and better sand-carrying and sidewall prevention of fluid drilling.
认为直井段的防斜打直、良好的井眼轨迹以及钻井液优良的携砂护壁性是钻水平井成败的关键。
参考来源 - 川西首口水平深井钻井难点与技术措施Simulation analysis of wellbore trajectory data was conducted by least squares method and cubic spline interpolation method in this paper.
本文首先采用最小二乘法,三次样条插值方法对实测井身轨迹数据进行拟合。
参考来源 - 水平井完井管柱可下入性分析研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Signal transmission is the principal part of automatic control system for wellbore trajectory.
信号传播是井眼轨道自动控制系统的重要组成部分。
This paper discusses the basic principles of predicting and controlling the wellbore trajectory.
讨论了井眼轨迹预测和控制计算方法。
Information transmission between ground and down hole is the of key the closed-loop control system of wellbore trajectory.
地面与井下的信息传输是井眼轨道自动闭环控制的核心。
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