And Darcy flow production equation with gas-bearing volume may reflect the characteristics of methane migration in coal measure strata more really.
把含气量引入达西流产量公式也许能更真实地反映甲烷气体在煤储层中流动产出的特征。
Then a more representative and rigorous overall deliverability equation desired is obtained through introduction of non-Darcy flow.
通过引入非达西流修正项，最后得到凝析油气两相流更完善的、新的综合产能方程。
The equation was used to predict Baoyuan Gas Reservoir BP1 horizontal gas well production and analyze the effects of water block effect, Non-Darcy flow and water saturation on gas well.
应用该公式预测了宝元气藏BP1水平气井的产能，分析了水锁效应、非达西流动效应以及含水饱和度变化对该气井的影响。
This paper has established a gas flow equation based on Darcy Law, and solution of values is made by using a computer.
本文以达西定律为基础，建立了煤层瓦斯流动方程，并利用电子计算机进行了数值求解。
Using Darcy-equation to calculate friction loss is more convenient, but using the comprehensive equation can improve calculation precision. A empirical method of dealing with pump station boundary…
用列宾宗公式计算摩阻。可以提高计算精度。对长输管道中间泵站边界条件，给出了经验处理方法。
Using Darcy-equation to calculate friction loss is more convenient, but using the comprehensive equation can improve calculation precision. A empirical method of dealing with pump station boundary…
用列宾宗公式计算摩阻。可以提高计算精度。对长输管道中间泵站边界条件，给出了经验处理方法。
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