On the coupling of 3D and 1D Navier-Stokes equations for flow problems in compliant vessels

被引:411
作者
Formaggia, L
Gerbeau, JF
Nobile, F
Quarteroni, A [1 ]
机构
[1] Ecole Polytech Fed Lausanne, Dept Math, CH-1015 Lausanne, Switzerland
[2] Inst Natl Rech Informat & Automat, Projet M3N, F-78153 Le Chesnay, France
[3] Politecn Milan, Dipartimento Matemat F Brioschi, I-20133 Milan, Italy
关键词
fluid-structure interaction; computational fluid dynamics; absorbing boundary conditions; multi-scale models; haemodynamics;
D O I
10.1016/S0045-7825(01)00302-4
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
For the analysis of flows in compliant vessels, we propose an approach to couple the original 3D equations with a convenient 1D model. This multi-scale strategy allows for a dramatic reduction of the computational complexity and is suitable for "absorbing" outgoing pressure waves. In particular, it is of utmost interest for the description of blood motion in the arterial system. (C) 2001 Elsevier Science B.V. All rights reserved.
引用
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页码:561 / 582
页数:22
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