in order to study the occurring and developing mechanism of viscous fingering in porous media, computer emulational model of porous media is established based on stochastic theory.
为了研究多孔介质中粘性指进现象的发生和发展机理,基于随机理论建立了多孔介质计算机仿真模型。
there are viscous fingering phenomenon in the secondary and the third oil recovery.
在二次采油和三次采油中都存在一种粘性指进现象,它对采收率有很大影响。
the new life was bought to the viscous fingering research , due to the presentation of dla (short for 「diffusion-limited aggregation」) model, the type of fractal growth models.
以扩散限制凝聚模型(简称dla模型)为代表的分形生长模型的出现,为研究粘性指进现象带来了新的生机。
the computer simulation of fractal viscous fingering have been studied to various two-dimension porous media.
对各种不同的二维孔隙介质,给出了其分形粘滞指进的计算机模拟。
viscous fingering is one of the vital features of multiphase seepage, which widely exists in various displacements of petroleum and natural gas production process.
粘性指进现象,普遍存在于油气开采的众多驱替过程中,是多相渗流的重要特征之一。
after comparing similarities between viscous fingering and dla, the author pointed out that dla can be used to simulate the viscous fingering.
比较了粘指和dla 模型的相似性,指出可利用dla模型研究粘指现象。
the result is that the development of the viscous fingering in porous media can be controlled by increasing the viscosity of the displacement fluid and decreasing the displacement velocity.
分析结果表明,在多孔介质中,增加驱替流体粘度和降低驱替速度可控制粘性指进的发展。
the conclusion of the paper can also be used to analyze the viscous fingering phenomenon in the process of oil displacing by water.
文中的有关结论同样适合于水趋油过程中的指进现象。
research on viscous fingering of fluid in simulated models with porous media;