一个陆地平台最多钻成17口定向井。
On a land drilling platform can be completed 17 directional Wells at most.
在定向井(水平井)钻井中会遇到那些困难？
In the directional well (horizontal well) drilling meet those difficulties?
对正确指导定向井施工具有较大的实际意义。
It has a practical significance on construction of directional drilling.
定向井已成为世界石油工业的发展趋势之一。
Directional well has been one of the development trends in petroleum industry.
你熟悉定向井工艺技术？知道一些。马马虎虎。
Do you acquaint with directional well craft the technique? Yes, know some. So so.
在定向井轨迹控制中，方位控制是个棘手问题。
The control of azimuth is a knotty problem in controlling directional well trace.
扶正器组合设计是钻定向井基本而关键的工作。
The design of centralizer assembly is the basic and key job for directional drilling.
但是在定向井中不能够很好地支撑套管的重量。
However, they do not support the weight of the casing very well in deviated wellbores.
建立了一套适合于稠油定向井的杆管柱设计方法。
Established a method to design rod string of heavy oil directional Wells.
提出了存在邻井障碍时定向井轨道的优化设计方法。
The design method of directional well trajectory under existing drilled well obstacles is studied in this paper.
介绍了历年来江苏探区三段制定向井井眼轨迹控制情况。
This paper reviewed the hole trajectory control of three interval profiles directional Wells that drilled in past years in Jiangsu exploration area.
为有效开采煤层气，应用定向钻进技术施工煤层气定向井。
For mining CBM effectively, directional CBM production Wells were drilled through the application of directional drilling.
在定向井及丛式井的转盘钻进中，旋转钻柱会产生方位漂移。
The rotary drill stem will engender direction drift in rotary drilling of directional well and cluster well.
斜井或定向井在压裂过程中，经常因出现砂堵导致施工失败。
Sand plug always occurred during fracturing in slant well or directional well.
对定向井压差卡钻的分析有利于更好的进行定向钻井的施工。
It is beneficial to carry out the construction of directional well through the analysis of directional differential pipe-sticking.
救援井是在地面与野喷井相距一个安全距离处所钻的一口定向井。
The relief well is a directional well drilled at a safe distance on the surface from the wild well.
总结了川东分枝定向井工艺技术规范，并通过现场实例予以充分论证。
The technique standard of the multiple directional drilling technology in East Sichuan was summed up and verified through field examples.
阐述了应用水力压裂法处理定向井组生产事故的可行性及相关技术要点。
This paper expatiates feasibility of hydrofracturing method in the treatment of accidents during production in directional well pair and the related technical key points.
大斜度定向井斜井段易形成的岩屑床影响钻进速度、威胁钻井施工安全。
Cuttings bed is formed easily in inclined section of high Angle directional well. It affects drilling speed, threatens drilling safe.
对定向井井筒压力分布，计算时根据井斜角的变化采取分段计算的方法。
According to the changes of deviation Angle calculated the pressure distribution of directional well.
应用有限元法对辽河滩海油田大斜度定向井抽油杆柱受力进行了三维计算。
Using finite element analysis method, three-dimensional calculation is conducted for force summing on rod in high-inclination well of Liaohe tidal zone oilfield.
复合式滑动导向钻井方式在定向井、水平井井眼轨迹控制中有其独特的优点。
The compounding slide steering drilling mode has its specific advantages in trajectory control of directional well and horizontal well.
所建立的圆弧模型及求解方法可应用于定向井井眼轨迹控制和中靶质量评价等。
The established arc model and its solving method can be applied to directional well trajectory control and target hitting quality evaluation, etc.
丛式定向井技术能够有效地解决地下井位与地面建筑物、地形地貌之间的矛盾。
Technique of multiple directional drilling holes can effectively solve the problem among well location, surface installations and physiognomy.
地层可钻性各向异性评价在直井防斜以及定向井井眼轨迹控制中具有重要的意义。
Evaluation of formation drill-ability anisotropy has important effect for preventing deviation of straight holes and planning drilling trajectories of directional Wells.
在定向井中使用，可以在较低扭矩的情况下高速钻进，减少了钻柱的磨损和破损。
Uses in the directional well, might in compare the low torque in the situation to sneak in high speed, reduces drilling string 's attrition and the breakage.
因为弓型弹簧比井眼稍大一些，因此在直井或倾角较小的定向井中能够完全居中。
Since the bow springs are slightly larger than the wellbore, they can provide complete centralization in vertical or slightly deviated Wells.
定向井技术的广泛应用，给容积法储量计算时单井有效厚度的确定带来一定的困难。
The broad application of directional drilling has brought some difficulty to the net pay thickness determination for single well during the reserve calculation with volumetric method.
在复杂小断块油田的整体开发中，运用双增双稳剖面定向井有利于丛式井组的防碰。
During production of complicated and craven faulted oilfields, the directional drilling technology with bibuild and bihold profile is used to prevent the hits of cluster wells.
在复杂小断块油田的整体开发中，运用双增双稳剖面定向井有利于丛式井组的防碰。
During production of complicated and craven faulted oilfields, the directional drilling technology with bibuild and bihold profile is used to prevent the hits of cluster wells.
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