Basic problems on design of automatic control system of bit trajectory are analyzed in this paper.
文中对井眼轨道自动控制系统设计的有关基本问题进行了初步的分析。
The mechanical analysis of the bit in the process of drilling is the bas- is of bit trajectory prediction.
对钻头在钻进过程中的受力分析是准确预测钻头轨迹的基础。
It will cut down the drilling cycle, cutdown the cost of drilling and improve the quality of bit trajectory.
因此可以缩短钻井周期，降低钻井成本，提高井身质量。
应用推荐