This paper analyzes the unsteady-state flow of a slightly compressible fluid into a slanted well and gives an equation for calculating the partial penetration and slanting of a well.
研究了微可压缩流体在斜井内的不稳定流动状态，给出了数学模型，推导出了油井的完善程度和油井倾斜造成的表皮因子的计算式。
In this paper, a non-linear model for two dimension and two phases unsteady state flow through a porous medium is solved by a variational finite element method.
本文用变分有限元方法处理了两维两相非线性不稳定渗流模型。
This paper considers the unsteady state flow behavior in a composite reservoir with an impermeable subregion by using Boundary Element Method (BEM).
本文考虑这种复合油藏的渗流问题并提出边界元(BEM)分析方法。
It is proved that the fluid through the structure of rotating impeller and tank regulator can achieve a smooth flow state at the exit by making use of unsteady state simulation.
用非稳态仿真验证了流体经过旋转叶轮结构和稳压罐后，在出口处能达到平稳流动状态。
It is proved that the fluid through the structure of rotating impeller and tank regulator can achieve a smooth flow state at the exit by making use of unsteady state simulation.
用非稳态仿真验证了流体经过旋转叶轮结构和稳压罐后，在出口处能达到平稳流动状态。
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