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Author:

徐栓强 (徐栓强.) | 何晖 (何晖.) | 俞茂宏 (俞茂宏.)

Abstract:

采用统一强度准则对围岩含水平软弱夹层的圆形竖井井筒稳定性进行分析,导出了软弱夹层应力场、塑性区半径及极限深度的算式,并利用所得的算式探讨了软弱夹层的内摩擦效应和中间主应力效应对极限深度的影响.结果表明,考虑内摩擦效应和中间主应力效应时,围岩软弱夹层的极限深度将明显提高.

Keyword:

极限深度 软弱夹层 竖井 统一强度准则 稳定性分析

Author Community:

  • [ 1 ] [俞茂宏]西安交通大学建筑工程与力学学院
  • [ 2 ] [何晖]西安工业学院建筑工程系
  • [ 3 ] [徐栓强]西安交通大学建筑工程与力学学院

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Source :

建井技术

ISSN: 1002-6029

Year: 2004

Issue: 5

Page: 28-30,7

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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