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基于工程应用的膨胀土本构模型

, PP. 18-22

Keywords: 道路工程,膨胀土,有荷膨胀试验,本构模型,含水量

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Abstract:

?采用侧限有荷膨胀试验,研究了膨胀土有荷膨胀率和上部荷载、终了含水量以及过程含水量之间的关系,据此推导出了可以用来计算膨胀土路堤随含水量以及上部荷载变化而变形的本构模型。研究结果表明:在初始含水量一定的条件下,有荷膨胀率与上部荷载半对数呈线性关系,终了含水量与上部荷载半对数呈线性关系,有荷膨胀率与过程含水量呈线性关系;该模型是利用室内常规试验可以得到的,能反映研究地区岩土体主要性状的应用型本构模型。

References

[1]  龚晓南.21世纪岩土工程发展展望[J].岩土工程学报, 2000, 22(2):238-242.
[2]  GONG Xiao-nan.Prospects for the Development of Geotechnical Engineering in the 21st Century[J].Chinese Journal of Geotechnical Engineering, 2000, 22(2):238-242.
[3]  杨果林, 丁加明.膨胀土路基的胀缩变形模型试验[J].中国公路学报, 2006, 19(4):23-29.
[4]  汪双杰, 黄晓明, 倪一鸿.改性膨胀土路基受水特性[J].交通运输工程学报, 2004, 4(1):15-20.
[5]  陈正汉, 周海清, FREDLUND D G.非饱和土的非线性模型及其应用[J].岩土工程学报, 1999, 21(5):603-608.
[6]  BISHOP A W, ALPAN I, BLIGHT G E, et al.Factors Controlling the Strength of Partly Saturated Cohesive Soils[C]//ASCE.Research Conference on Shear Strength of Cohesive Soils.Boulder:University of Colorado, 1960:503-532.
[7]  陈正汉.岩土力学的公理化理论体系[J].应用数学和力学, 1994, 15(10):901-910.
[8]  徐永福, 刘松玉.非饱和土强度理论及工程应用[M].南京:东南大学出版社, 1999:88-93.
[9]  ALONSO E E.Modeling the Mechanical Behaviour of Expansive Clays[J].Engineering Geology, 1999, 54(2):173-183.
[10]  谢和平, 彭瑞东, 鞠 杨.岩石变形破坏过程中的能量耗散分析[J].岩石力学与工程学报, 2004, 23(21):3 565-3 570.
[11]  XIE He-ping, PENG Rui-dong, JU Yang.Energy Dissipation of Rock Deformation and Fracture[J].Chinese Journal of Rock Mechanics and Engineering, 2004, 23(21):3 565-3 570.
[12]  潘宗俊, 谢永利, 杨晓华, 等.膨胀土地区边坡活动带深度确定的吸力法[J].长安大学学报:自然科学版, 2006, 26(3):10-13.PAN Zong-jun, XIE Yong-li, YANG Xiao-hua, et al.Depth of Active Zone of Expansive Clay Slope[J].Journal of Chang'an University:Natural Science Edition, 2006, 26(3):10-13.
[13]  YANG Guo-lin, DING Jia-ming.Model Test on Expansion and Shrinkage Deformation in Expansive Soil Roadbed[J].China Journal of Highway and Transport, 2006, 19(4):23-29.
[14]  WANG Shuang-jie, HUANG Xiao-ming, NI Yi-hong.Infiltrating Properties of Modified Swelling Soil Subgrade[J].Journal of Traffic and Transportation Engineering, 2004, 4(1):15-20.
[15]  CHEN Zheng-han, ZHOU Hai-qing, FREDLUND D G.Nonlinear Model for Unsaturated Soils and Its Application[J].Chinese Journal of Geotechnical Engineering, 1999, 21(5):603-608.
[16]  FREDLUND D G, RAHARDJO H.Soil Mechanics for Unsaturated Soils[M].New York:John Wiley & Sons, 1993.
[17]  CHEN Zheng-han.An Axiomatics of Geomechanics[J].Applied Mathematics and Mechanics, 1994, 15(10):901-910.
[18]  XU Yong-fu, LIU Song-yu.Strength Theory of Unsaturated Soils and Its Engineering Application[M].Nanjing:Southeast University Press, 1999:88-93.
[19]  RICHARDS B G, PETER P, MARTIN R.The Determination of Volume Change Properties in Expansive Soils[C]//ASCE.Proc.5th Int.Conf.on Expansive Soils.Adelaide:ASCE, 1984:179-186.

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