1) deviation angle
井斜角
1.
Before target-entering into a horizontal well or in the process of drilling horizontal section,to confirm the controlling range of deviation angle and azimuth of hole section is not only an important measure to guarantee target rate and trajectory control accuracy of the horizontal well but also one of the important contents in trajectory supervision of the horizontal well.
在水平井入靶前或水平段钻井过程中,确定待钻井段井斜角和方位角的控制范围是保证水平井中靶和轨迹控制精度的关键,也是水平井井眼轨迹监控的一项重要内容。
2.
Due to the complicated calculation formula and trivial deduction course proposed by predecessor, this article derivated a new calculation formula for circular arc well section deviation angle and positional angle based on increment of coordinate identical equation.
前人提出的圆弧井段井斜角和方位角的计算公式具有计算复杂、推导过程烦琐等缺点,为此以坐标增量恒等式为基础,使用初等方法推导出了一组新的圆弧井段井斜角和方位角的计算公式。
3.
The relationships between the critical density and critical salt content of drilling fluid and hole azimuth and deviation angle in horizontally isotropic and anisotropic formation respectively, are studied.
采用常规三轴压缩 Drucker- Prager破坏准则 ,进行了在水平各向同性地层和水平各向异性地层条件下 ,对保持井壁稳定所需的临界钻井液密度和临界钻井液含盐量与井眼方位角和井斜角之间的关系进行了分析和计算 。
2) high deviation angle
大井斜角
3) high angle deviated well
大角度斜井
4) high angle deviated hole
大角度斜井
5) shaft with large angle of inclination
大倾角斜井
1.
Practice of using raise boring in excavation of guide hole for shaft with large angle of inclination;
反井钻开挖大倾角斜井导孔的工程实践
6) deviation azimuth
井斜方位角
1.
The method of calculating well state parameters, such as the deviation azimuth and Pad No.
利用3维加速度计和3维磁通门的数据来计算测井或钻井时的井斜角、井斜方位角和仪器方位角等井的姿态参数已经相继在地层倾角测井仪、高精度连续测斜仪和随钻测量系统中得到了应用。
补充资料：斜角
1.斜向的一角。
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