讨论了井眼轨迹预测和控制计算方法。
This paper discusses the basic principles of predicting and controlling the wellbore trajectory.
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。
Accurate prediction of BHA deflecting capacity is very important for precise well trajectory control.
利用该模式并结合钻柱力学三维分析，可以预测定向井井眼轨迹，还可以利用定向井井史资料，反求有关系数。
Combined with the BHA analysis, the models are used to realize the prediction of drilling trajectory and to back-calculate the related coefficients from the well history information.
利用本文结果，并结合钻柱力学分析，便可对井眼轨迹进行预测和控制，又可反求地层因素等。
Combined with a BHA analysis program, the results of the present study can be used to predict and control the drilling trajectory and to generate the formation factors as well.
利用本文结果，并结合钻柱力学分析，便可对井眼轨迹进行预测和控制，又可反求地层因素等。
Combined with a BHA analysis program, the results of the present study can be used to predict and control the drilling trajectory and to generate the formation factors as well.
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