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结构面在剪切状态下的力学特性研究

张清照 沈明荣 丁文其

水文地质工程地质2012,Vol.39Issue(2):37-42,6.
水文地质工程地质2012,Vol.39Issue(2):37-42,6.

结构面在剪切状态下的力学特性研究

Study on the mechanical properties of rock mass discontinuity under shear condition

张清照 1沈明荣 1丁文其2

作者信息

  • 1. 同济大学地下建筑与工程系,上海200092
  • 2. 岩土及地下工程教育部重点实验室,上海200092
  • 折叠

摘要

Abstract

In this paper, a series of shear tests under different normal stresses were carried out on regular dentate rock mass discontinuities. The paper discusses the mechanical properties and main law of regular dentate rock mass discontinuity under shearing. Through the analysis of test data, it carries on further investigation on strength properties and roughness characteristics of discontinuities. On this basis, the shear stiffness model and the empirical relationship between climbing angle and roughness coefficient are proposed. Meanwhile, it carries on research to the shear curves of the discontinuities under the shear condition.

关键词

结构面/粗糙度/剪切刚度/剪切位移曲线

Key words

rock mass discontinuity/ roughness/ shear stiffness/ shear curves

分类

建筑与水利

引用本文复制引用

张清照,沈明荣,丁文其..结构面在剪切状态下的力学特性研究[J].水文地质工程地质,2012,39(2):37-42,6.

基金项目

国家自然科学基金资助项目(41072203) (41072203)

教育部新世纪优秀人才项目(NCET-08-0403) (NCET-08-0403)

水文地质工程地质

OA北大核心CSCDCSTPCD

1000-3665

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