临界状态理论

本文综述了扰动状态概念的特点，比较了扰动状态概念与损伤力学、临界状态理论及自组织理论的异同。

On the disturbed state concept proposed by C. The characteristics of the disturbed state concept is summarized .

该文运用自组织临界状态理论，建立了楔状体临界锥顶角数学模型。

Through application of the theory of self-organized criticality , the critical taper 's mathematical models of wedges are constructed in this paper .

本文基于临界状态理论，在已有模型的基础上，通过将状态参数引入剪胀方程和塑性硬化模量表达式，建立了一个新的砂土本构模型。

Based on the theory of critical state and current used model the state parameters are introduced into the stress-dilatancy equation and the plastic hardening modulus expression to develop a new constitutive model for sand .

在满足一般力学原理和临界状态土力学理论的基础上，本文将亚塑性理论与临界状态土力学相结合，推出了一个计算无粘性土静止土压力系数的理论公式。

The concept of introducing critical repeated stress level into the Carter Model is expounded based on the critical state soil mechanics ; and the Carter Model is modified .

通过分析现有的砂土临界状态本构模型所存在的缺陷，本文基于临界状态理论和材料状态相关剪胀性理论，建立了一个适用于不同初始密实度的双硬化砂土本构模型。

To establish a double-hardening constitutive model which is suitable for different initial density sands , based on the critical state and state-dependent dilatancy theories .