A MULTISCALE COMPUTATIONAL MODEL FOR MULTIPHASE FLOW IN POROUS-MEDIA

被引:15
作者
CELIA, MA
RAJARAM, H
FERRAND, LA
机构
[1] Water Resources Program, Department of Civil Engineering and Operations Research, Princeton University, Princeton
[2] Department of Civil Engineering (Y-120), City University of New York, New York
关键词
MULTIPHASE FLOW; NUMERICAL SIMULATION; LENGTH SCALE; MULTISCALE MODEL; PARALLEL COMPUTING;
D O I
10.1016/0309-1708(93)90031-A
中图分类号
TV21 [水资源调查与水利规划];
学科分类号
081501 ;
摘要
Computational models of multiphase flow in porous media can be developed to describe processes at several different length scales. These include traditional continuum-scale models, ranging in application from the laboratory scale to the field scale, and pore-scale models. Each 6f these models may be seen as part of a scale hierarchy. As such, they may be used in a hierarchical sequence with output from smaller-scale models serving as input to larger-scale models. This gives rise to the concept of multi-scale computational models. A combination of pore-scale and field-scale models may be seen as an example of a multi-scale model. Such a model fits naturally into parallel computing environments, and may provide a computationally feasible approach for realistic incorporation of material heterogeneities in multiphase flow simulations.
引用
收藏
页码:81 / 92
页数:12
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