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Author:

杜修力 (杜修力.) | 赵密 (赵密.) | 王进廷 (王进廷.)

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Abstract:

采用平面波和远场散射波混合透射,引入无限介质线弹性本构关系建立了一种应力人工边界条件.其优点在于边界结点反应与内部有限元结点反应采用相同的积分格式计算,有限元积分方法稳定时不存在人工边界失稳问题.数值算例表明:边界精度高于现有黏性边界、黏弹性人工边界,以及一、二阶透射人工边界.

Keyword:

精度 局部人工边界 应力人工边界 近场波动 稳定性

Author Community:

  • [ 1 ] [杜修力]北京工业大学
  • [ 2 ] [赵密]北京工业大学
  • [ 3 ] [王进廷]清华大学

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Source :

力学学报

ISSN: 0459-1879

Year: 2006

Issue: 1

Volume: 38

Page: 49-56

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 307

Chinese Cited Count:

30 Days PV: 0

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