Moreover, the wellbore flow equation, formation deliverability equation and solution method are established; the imposing wellhead back pressure may increase a theoretical mechanism of well control; and a wellcontrol effect on UBD is obtained based on case study.
建立了井筒流动方程和地层产能方程以及求解方法,阐述了施加井口回压可以提高欠平衡钻气井井控效果的理论机理,并通过案例分析得出施加井口回压对欠平衡钻气井的井控效果。
参考来源 - 欠平衡钻气井井口回压控制理论及实践·2,447,543篇论文数据，部分数据来源于NoteExpress
On the basis of the deliverability evaluation, formation conductivity and reserve coefficients are confirmed to be the main factors of the deliverability combined with the data of log interpretation.
结合测井解释资料，在产能评价的基础上确定出该区气井产能的主控因素为地层系数和储能系数。
Based on the specific geological features of Shaximiao formation, this article used the best subset and GA-BP neural network models to predict the deliverability.
针对沙溪庙组特定的地质特征，本文采用了最佳子集及GA - BP神经网络模型预测产能。
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