Error bounds on semi-discrete finite element approximation of a moving-boundary system arising in concrete corrosion

被引:0
|
作者
Muntean, Adrian [1 ]
机构
[1] Tech Univ Eindhoven, Ctr Anal Sci Comp & Applicat, Dept Math & Comp Sci, NL-5600 MB Eindhoven, Netherlands
关键词
reaction-diffusion system; moving-boundary problem; spatial semi-discretization; finite elements; a priori estimates; a posteriori estimates; concrete corrosion;
D O I
暂无
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Finite element approximations of positive weak solutions to a one-phase unidimensional moving-boundary system with kinetic condition describing the penetration of a sharp-reaction interface in concrete are considered. A priori and a posteriori error estimates for the semi-discrete fields of active concentrations and for the position of the moving interface are obtained. The important feature of the system of partial differential equations is that the nonlinear coupling occurs due to the presence of both the moving boundary and the non-linearities of localized sinks and sources by reaction.
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页码:353 / 372
页数:20
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