1) well trajectory equation
井眼轨道方程
2) well path
井眼轨道
1.
The technology difficulties of that wells drilled in Fanzhuang Block are analyzed,such as safety drilling and reservoir protection,well path con-trol,complex accident,also new type well drilling tools and equipments.
分析了煤层气多分支水平井存在的安全钻进及储层保护、井眼轨道控制、井下复杂事故和新式钻井工具及仪器等技术难点。
3) well-path
井眼轨道
1.
Typical 2D well-path planning problems are discussed in this paper.
讨论了典型的二维井眼轨道设计问题,建立了二维井眼轨道设计的一般数学模型,并求得了其全部精确解。
2.
Two typical problems in 3D well-path planning are discussed in this paper.
讨论了两种典型的三维井眼轨道设计问题 。
3.
The drilling planning model of well-path with desired direction is a none-linear equations.
限定了目标点井眼方向的三维圆弧型井眼轨道设计模型是一个非线性代数方程组,通常需要使用数值迭代方法进行求解。
4) well trajectory
井眼轨道
1.
2D arc well trajectory is considered with priority in conventional deviated and horizontal well design.
二维圆弧型井眼轨道是常规定向井、水平井轨道设计优先考虑的剖面类型,应用比较广泛。
5) wellbore trajectory
井眼轨道
1.
Signal transmission is the principal part of automatic control system for wellbore trajectory.
信号传输是井眼轨道自动控制系统的重要组成部分。
6) borehole trajectory
井眼轨道
1.
It is an important research subject how to control the azimuth of borehole trajectory by an application of the regularity of drift.
在井眼轨道的描述模型、设计方法和设计结果等方面,它与常规的二维剖面设计存在着显著的差异。
2.
The research on the shape of the space curve of bit trajectory is the basis of thereal-time inspection and analysis of borehole trajectory, it is also an essential prerequi-site to the frictional force calculating and the bit trajectory predicting and controlling.
依据微分几何原理,得到了用以描述井眼轨道空间挠曲形态诸参数的精确计算公式,阐述了相应参数之间的依赖关系,并对挠曲参数的各种计算方法进行了综合分析和评价。
3.
The borehole trajectory design to be drilled well with defined direction needs to solve a set of 7-element nonlinear equations.
限定了井眼方向的待钻井眼轨道设计问题需要求解一个7元非线性方程组,通常使用的数值迭代方法有许多固有的缺点,提出了一个新方法──代数法:将原始非线性方程组化简成一个三元多项式方程组,再进一步归结为求一个10次多项式方程全部正实数解问题和一个二元线性代数方程组问题。
补充资料：轨道保持(见航天器轨道控制)
轨道保持(见航天器轨道控制)
orbit keeping
guidQo baoehi轨道保持(o rbit keePing)见航天器轨道控制。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条