综合参考各类储层特有的沉积模式、水流能量分布规律和平面非均质特征,对流动单元平面、剖面及空间展布进行了描述。
General considerate the sediment model, the law of current distribution and the plane heterogeneous in all kinds of reservoir, describe the distribution of flow unit in plain, section and space.
基于储层非均质性的层次性,可分步骤建立流动单元模型。
According to the hierarchical properties of the reservoir heterogeneity, the flow unit model can be founded by following steps.
具原因在于公式推导中假定地层是均质的、流体做单相流动等。
The reason is that the derived equation assumes the formation is homogeneous and fluid flow is single phase.
由于压汞过程中的汞对孔隙凸凹的填充,使得孔隙流通通道均匀化,因此和压汞过程相比,退汞过程的分形结构因子普遍较小,即退汞流动通道的均质性增强。
As the filling of mercury in the knaggy pore space made the pore flow channel more uniform, the fractal factor in the mercury ejection process is smaller than that of mercury injection process.
湿蒸汽流动问题研究对提高蒸汽透平设计水平具有重要意义。本文对级环境下的自发凝结流动和和叶栅中的非均质凝结流动进行了数值研究。
Numerical investigations are implemented on the wet steam flows with homogeneous condensation in a turbine stage and heterogeneous condensation in a cascade.
对于纵向非均质油藏,醇诱导后的盐结晶颗粒能使油流动阻力增大,压力上升,流动转向。
In the vertical heterogeneous reservoir, the alcohol-induced salt grain could elevate the fluid flow resistance, increase the injection pressure and change the flow direction.
地下水流于非拘限含水层流动时,因含水层之非均质性,使得垂直平均之饱和水力传导系数随地下水水位高低而变化。
While groundwater flows through an unconfined aquifer due to heterogeneity, the vertical average saturated hydraulic conductivity is a function of hydraulic head.
地下水流于非拘限含水层流动时,因含水层之非均质性,使得垂直平均之饱和水力传导系数随地下水水位高低而变化。
While groundwater flows through an unconfined aquifer due to heterogeneity, the vertical average saturated hydraulic conductivity is a function of hydraulic head.
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