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Author:

纪晓东 (纪晓东.) | 杜修力 (杜修力.)

Indexed by:

CQVIP PKU CSCD

Abstract:

利用地下圆形衬砌洞室在入射平面SH波作用下动应力集中问题的级数解,定量分析了入射波长、入射角度、洞室直径及衬砌刚度等因素对动应力集中系数的影响.数值结果表明:(1)衬砌刚度对动应力集中系数有重要影响,刚性衬砌情形的动应力集中系数最大,无衬砌情形次之,柔性衬砌情形最小;环向与轴向动应力集中系数最大可分别达到83.49与85.31;(2)入射频率和入射角度对动应力集中系数也有很大的影响.

Keyword:

SH波 动应力集中 衬砌洞室 数值结果

Author Community:

  • [ 1 ] [纪晓东]大连大学
  • [ 2 ] [杜修力]北京工业大学

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Source :

世界地震工程

ISSN: 1007-6069

Year: 2013

Issue: 4

Volume: 29

Page: 46-51

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 4

Chinese Cited Count:

30 Days PV: 1

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