A reasonable well-path planning is the key to control well path successfully.
合理的井眼轨道设计是成功控制井眼轨道的关键。
The steer-able rotary drilling system can control the well path timely and accurately, but it is too expensive.
旋转导向工具进行连续导向钻井具有随时可控性，轨迹控制质量高，但使用成本很高。
Completing control method of well path due to the rock characters and the interaction between bit and formation.
根据地层岩石特性及钻头与地层的相互作用关系，完成井眼轨迹控制方法。
The well path optimization and control technology applied to this well can supply valuable references to similar horizontal wells.
该井井眼轨道优化设计和井眼轨迹控制技术为类似水平井的井眼轨道设计和轨迹控制提供了有益的借鉴。
Finally, in order to control the well path by dynamics, great attention should be paid to the interaction between bit and drill string.
为了实现依据钻柱动力学的井眼轨迹控制，应特别重视钻柱振动特性与钻头受力状况的相互影响。
According to the normal well path types of the directional and sidetrack Wells, the calculating process is analyzed and the application cases are given.
针对定向井、侧钻井井眼轨道的常见类型给出了不同的优化数学模型，分析了计算过程，并给出了应用实例。
It USES the well survey data gathered every 90 ft to model the well path and calculates the minimum energy needed to move an elastic beam through a hole in that shape.
井眼测量时每90英尺采集一次数据，借助数据可以拟合井眼轨迹并计算出相同形状的井眼轨迹中移动一根弹性钻杆所需的最小能量。
The theory of anisotropic formations shows that the natural deviation deponds on anisotropic character. This paper describes the effect on the well path by anisotropic strata.
各向异性地层理论指出，地层的自然造斜能力是由地层的各向异性特性引起的。
It still is a difficult subject for most drilling engineers to predict and control well path by applying the mechanical analysis of bottom hole assembly and the rock-bit interaction model.
利用下部钻具力学分析和钻头与地层相互作用模型来预测和控制井眼轨道对于大多数钻井作业来说仍是一个难题。
RSDS will control well path accurately, reduce torque and drag remarkably and improve hole cleaning condition obviously. The drilling practices of ERD will be more reliable if RSDS is used.
用旋转导向系统RSDS进行大位移井钻井，可望相当准确的控制井眼轨迹，大幅度减少钻柱所受的摩阻和扭矩，显著改善井眼的清洁状况。
The paper introduces the operation situation of Jin 612-12-Xin22 multilateral well in Liaohe oilfield, including the directional milling, well path control and multilateral well completion.
介绍了辽河油田多分支井技术在锦612-12-新22分支井的钻完井施工情况，其中包括套管定向开窗技术、井身轨迹控制技术与分支井完井技术。
Well Lin-4-ping-2 had a diverse attitude, and the well path waves up and down along the horizontal section, while the well bore quality and cement job quality all met the design requirement.
林4平2井地层产状变化较大，整个水平段为波浪型，但水平段井身质量和固井质量均达到了设计要求；
It is expected to solve the problem about accurate, quick and reasonable design of three-dimensional well-path subject to various constraints.
准确、快速、合理地设计多约条件下的三维井眼轨道是人们期待解决的问题。
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。
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。
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