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- wellbore trajectory control 井眼轨迹控制
- 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。
- This computing formula can be applied in horizontal well trajectory design, wellbore quality evaluation, and actual drilling trajectory control. 可应用于水平井井眼轨道设计、井身质量评价、实钻轨迹控制等。
- The well trajectory control technique is focally discussed. 重点介绍了其井眼轨迹控制技术。
- During drilling cylinder target directional well, the distance diagram is used to enhance controlling accuracy of wellbore trajectory. 在柱状靶区定向井施工中,运用随钻距离图有利于提高井眼轨迹的控制精度。
- This technology can be used in the wellbore trajectory check survey,the drilling orientation,the sidetrack drilling open orientation and so on. 在吉林油田利用该仪器成功地进行了老井复查、连续测斜仪数据验证。
- Meanwhile,the downhole motor and MWD are not affected and wellbore trajectory can be controlled because of the continuous fluid phase flow throughout the bore hole. 同时由于从井口到井底始终存在着连续的液相流,常规井下动力钻具和随钻仪器的性能不受影响,可以进行正常的井眼轨迹控制。
- The effects of WOB fluctuation of drill string on the wellbore trajectory are analyzed by using stochastic finite element method and perturbation equation. 借助随机有限元方法和摄动方程初步分析了钻压波动对井眼轨迹的影响。
- Natural Parameter Method is a kind of new method of wellbore trajectory computation succeeding Cylinder Helix Method(Radius of Curvature Method) and Minimum Curvature Method. 自然参数法是继圆柱螺线法和最小曲率法之后提出的一种测斜计算新方法,在井眼轨迹设计与计算中有着广泛的用途。
- Accurate prediction of BHA deflecting capacity is very important for precise well trajectory control. 预测下部钻具组合(BHA)的造斜能力对准确控制井眼轨迹十分重要。
- The evaluation of drillability anisotropy of the formation is very important for well trajectory control. 摘要地层可钻性各向异性的评价对井眼轨迹控制具有重要意义。
- optimizing design of wellbore trajectory 井眼轨道优化设计
- This research is to concentrate on the trajectory control of a dual axial pneumatic robot arm driven by rotational actuators. 摘要:本文著重于双轴旋转气压缸驱动的机械手臂之轨迹控制研究。
- Study on Accurate Trajectory Control Mode for Robot 机器人精确轨迹控制方法的研究
- Bucket trajectory control of hydraulic excavator 液压挖掘机铲斗轨迹控制
- Flight trajectories control technology from low earth orbit to lunar sphere of influence (LSOI) is present as well. 完成了从近地低轨道到月球影响球附近的轨道飞行控制方法的研究。
- Computation Precision Analysis of Wellbore Trajectory by Natural Parameter Method 自然参数法测斜计算的精度分析
- A novel method for predicting wellbore trajectory based on support vector machine 一种基于支撑向量机学习预测井眼轨迹的新方法
- Keywords directional well;displacement;wellbore trajectory;drilling fluid;friction drag;eastern Sichuan gasfield; 关键词定向井;位移;井眼轨迹;钻井液;摩阻;川东气田;
- Applications of EWR in Well Trajectory Control 电磁波电阻率(EWR)在井眼轨迹控制中的应用
