3-DIMENSIONAL MODELING OF STEAM FLUSH FOR DNAPL SITE REMEDIATION

被引:27
作者
FORSYTH, PA
机构
[1] Department of Computer Science, University of Waterloo, Waterloo, Ontario
关键词
MULTIPHASE POROUS MEDIA FLOW; PRIMARY VARIABLE SELECTION; HORIZONTAL WELLS;
D O I
10.1002/fld.1650191202
中图分类号
TP39 [计算机的应用];
学科分类号
081203 ; 0835 ;
摘要
Numerical simulation of steam flush for clean-up of non-aqueous phase liquid (NAPL) contaminated groundwater sites involves solution of the multiphase, multicomponent subsurface flow equations. This paper describes techniques for discretizing problems with horizontal wells in a three-dimensional tetrahedral mesh. The effectiveness of non-linear flux limiters for reducing numerical dispersion is discussed. Primary variable selection and thermodynamic state transition rules will also be compared. Some example results for several steam flush scenarios will be presented.
引用
收藏
页码:1055 / 1081
页数:27
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