常规的、不可变径的钻柱稳定器现在依然是井斜控制井底钻具组合中不可缺少的组件。
The ordinary non-adjustable stabilizer is still now an indispensable element of DHA(Down-Hole Assembly) for controlling well inclination.
在控制井斜技术中，钻头侧向力是衡量控制井斜效果的关键参数。
Bit side force is a key parameter judging the inclination control effect in the technique of inclination control.
井下稳定器安放位置调节器是斜井旋转钻井时实施井斜连续控制的专用工具，安装在钻头与钻铤之间。
The downhole stabilizer location adjuster, fixed between the bit and the drill collar, is a special tool for continual deviation control of a slant hole.
最后对常见的钻柱振动和井斜问题介绍了有效的控制方法。
Finally, the paper introduced effective control methods of common drill string vibration and deviation problem.
经现场5口井试验表明，不弯曲钻铤能够起到增大下部钻具组合刚度，控制直井段井斜的作用；
The on-site tests of 5 wells showed that the stiffness of lower drill pipe assembly was increased to control deviation in the straight hole.
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.
地层自然造斜规律和造斜能力是定向井井眼轨迹控制和直井防斜打直的基本地质依据。
The formation natural deflecting law and force are the basic geological foundation for the well trajectory control in directional wells and deflecting-protection in vertical wells.
研究结果对直井的防斜打直、斜井的井眼轨迹控制具有指导意义。
The research result has a guiding significance about preventive inclination of vertical well and wellbore trajectory control of inclined well.
水平井井眼轨道预测和控制问题的技术关键是准确计算各种造斜工具的造斜能力。
To exactly calculating the build rate of building motor assemblies and others is a key point of correct prediction and control for bit trajectory in horizontal drilling.
总结分析了曲104块大斜度井直井段、造斜段、稳斜段井眼轨迹控制技术要点以及井下安全钻井措施。
Hole trajectory control techniques and safety drilling measures of high Angle deviated Wells in this block were analyzed and summed.
国内外对气体钻井井斜机理及控制方面研究较少，还没有形成系统的理论和技术。
At present the study on gas drilling in terms of borehole deviation mechanism and control method is very few and has not form a theory of large scale systems at home and aboard.
国内外对气体钻井井斜机理及控制方面研究较少，还没有形成系统的理论和技术。
At present the study on gas drilling in terms of borehole deviation mechanism and control method is very few and has not form a theory of large scale systems at home and aboard.
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