周飞平,刘光廷. 饱和软岩受压硬化、强度折减及本构模型[J]. 水利水运工程学报, 2002, (4): 39-43.
引用本文: 周飞平,刘光廷. 饱和软岩受压硬化、强度折减及本构模型[J]. 水利水运工程学报, 2002, (4): 39-43.
Initial hardening and strength reduction of compression saturated soft rock and its constitutive model[J]. Hydro-Science and Engineering, 2002, (4): 39-43.
Citation: Initial hardening and strength reduction of compression saturated soft rock and its constitutive model[J]. Hydro-Science and Engineering, 2002, (4): 39-43.

饱和软岩受压硬化、强度折减及本构模型

Initial hardening and strength reduction of compression saturated soft rock and its constitutive model

  • 摘要: 单轴压试验验证了常见低渗透的饱和软岩受压前期刚度加大、强度减小。引进孔隙水影响因子建立了饱和软岩本构模型。有限单元法计算结果表明,该本构关系的计算结果和试验相似,也反映了孔隙水承担部分压力荷载,并在材料中产生了横向拉应力,以及软岩的饱和强度折减现象。

     

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