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轴对称荷载下饱和土应力一剪胀关系的试验研究
引用本文:刘文治,杨雪强,王国贤.轴对称荷载下饱和土应力一剪胀关系的试验研究[J].土工基础,2008,22(6):59-62.
作者姓名:刘文治  杨雪强  王国贤
作者单位:1. 湖北工业大学土木建筑学院,武汉,430068
2. 广东工业大学建设学院,广州,510006
3. 云南农业大学建筑工程学院,昆明,650204
摘    要:剪胀性是岩土类材料的重要特性之一,1962年P.W.Rowe提出的应力一剪胀模型奠定了岩土材料剪胀性研究的理论基础和研究方法。我们经过推导,得出了粘性土应力一剪胀关系,并通过正常固结饱和粉质粘土的试验,验证了应力一剪胀关系对粘性土具有一定的适应性。

关 键 词:剪胀性  本构模型  固结  应力路径  破坏

Test Study on Stress-dilatancy Relation for Saturated Clay Under Condition of Axisymmetrical Loadings
LIU Wen zhi,YANG Xue qiang,WANG Guo xian.Test Study on Stress-dilatancy Relation for Saturated Clay Under Condition of Axisymmetrical Loadings[J].Soie Engineering and Foundation,2008,22(6):59-62.
Authors:LIU Wen zhi  YANG Xue qiang  WANG Guo xian
Affiliation:LIU Wen zhi,YANG Xue qiang,WANG Guo xian(1. College of Civil Engineering and Architecture, Hubei University of technology, Wuhan 430068;2. Academy of construction, Guangdong University of teehnolog'y, Guangzhou 510006; 3. College of Architecture Engineering, Yunnan Agricultural University, Kunming 650204, China)
Abstract:Dilatancy is one of the most important characteristics of geotechnical materials. The stress-dilatancy model proposed by P. W. Rowe in 1962 was the theoretical foundation and research method about dilatancy of geotechnical materials. After deduction the stress-dilatancy relation for cohesive soil is obtained, which is proved by test study on normally consolidated saturated silty clays.
Keywords:dilatancy  constitutive model  consolidate  stress path  failure
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