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Nonconforming local projection stabilization for generalized Oseen equations

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  • 1. Department of Mathematics, Taiyuan Teachers College, Taiyuan 030012, P. R. China;
    2. Department of Mathematics, Sichuan University, Chengdu 610064, P. R. China

Received date: 2010-04-27

  Revised date: 2010-10-05

  Online published: 2010-11-01

Abstract

A new method of nonconforming local projection stabilization for the generalized Oseen equations is proposed by a nonconforming inf-sup stable element pair for approximating the velocity and the pressure. The method has several attractive features. It adds a local projection term only on the sub-scale (H > h). The stabilized term is simple compared with the residual-free bubble element method. The method can handle the influence of strong convection. The numerical results agree with the theoretical expectations very well.

Cite this article

BAI Yan-Hong;FENG Min-Fu;WANG Chuan-Long . Nonconforming local projection stabilization for generalized Oseen equations[J]. Applied Mathematics and Mechanics, 2010 , 31(11) : 1439 -1452 . DOI: 10.1007/s10483-010-1374-x

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