论文标题

添加力和/或变化的基础投影方法,以提高明确的罗宾 - 尼曼和完全脱钩的方案的准确性,以偶联不可压缩的液体与薄壁结构

Add force and/or change underlying projection method to improve accuracy of Explicit Robin-Neumann and fully decoupled schemes for the coupling of incompressible fluid with thin-walled structure

论文作者

Huang, Yiyi

论文摘要

这项工作旨在提供一些新颖而实用的想法,以提高某些分区算法的准确性,即Fernandez的明确的Robin-Neumann和完全脱钩的方案,以偶联不可压缩的液体与薄壁结构。受流体粘度的启发,并由边界层理论证明,与粘度相对应的流体与结构之间的力量增加了。数值实验表明在这种修饰下的准确性提高。为了进一步提高完全解耦方案的准确性,更换了基础投影方法。

This work aims at providing some novel and practical ideas to improve accuracy of some partitioned algorithms, precisely Fernandez's Explicit Robin-Neumann and fully decoupled schemes, for the coupling of incompressible fluid with thin-walled structure. Inspired by viscosity of fluid and justified by boundary layer theory, the force between fluid and structure corresponding to viscosity is increased. Numerical experiments demonstrate improvement of accuracy under such modification. To improve accuracy of fully decoupled schemes further, the underlying projection method is replaced.

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