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纳米硅水泥土破坏准则研究
引用本文:王立峰,夏建中,朱向荣.纳米硅水泥土破坏准则研究[J].岩土力学,2006,27(10):1767-1771.
作者姓名:王立峰  夏建中  朱向荣
作者单位:1. 浙江大学,宁波理工学院,宁波,315104;浙江科技学院,土木系,杭州,310012
2. 浙江科技学院,土木系,杭州,310012
3. 浙江大学,宁波理工学院,宁波,315104;浙江大学,岩土工程研究所,杭州,310027
摘    要:首次把纳米硅基氧化物作为水泥土的外掺剂,在大量三轴试验的基础上研究了纳米硅水泥土在三维应力空间上及子午面的破坏迹线及其特征,建立了一种5参数水泥土的破坏准则。与实测破坏曲面(线)相比,结果表明该模型基本上反映了水泥土在各种应力下的几何破坏特性。

关 键 词:纳米  水泥土  抗压强度  破坏准则
文章编号:1000-7598-(2006)10-1767-05
收稿时间:2005-04-11
修稿时间:2005-04-112005-07-13

Research on failure criterion of nanometer silicon and cement-stabilized soils
WANG Li-feng,XIA Jian-zhong,ZHU Xiang-rong.Research on failure criterion of nanometer silicon and cement-stabilized soils[J].Rock and Soil Mechanics,2006,27(10):1767-1771.
Authors:WANG Li-feng  XIA Jian-zhong  ZHU Xiang-rong
Institution:1. Ningbo Institute of Technology, Zhejiang University, Ningbo 315005, China; 2. Department of Civil Engineering, Zhejiang University of Science and Technology, Hangzhou 310012, China; 3. Institute of Geotechnical Engineering, Zhejiang University, Hangzhou 310027, China
Abstract:On the base of abundant triaxial experiments and nanometer SiO2-x powder first stabilized as agent of cement-stabilized soil(NCS), a general three-dimensional failure criterion for nanometer SiO2-x and cement-stabilized soils(NCS)is proposed; and it includes five parameters. From the result of this comparison, it can be seen that the criterion may be applied throughout the stress range from tensile stresses to high compressive stresses.
Keywords:nanometer  cement-stabilized soils  compressive strength  failure criterion
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