有效应力原理

采用有效应力原理，以Biot固结理论为基础，用B样条函数构造了考虑地震效应的土体振动孔隙水压力、位移及应力的数值计算方法。

Applying principle of effective stress , the numerical analysis is made on the seismic effect , such as the vibration pore water pressure , displacement and stress , for saturated soil under the influence of earthquake with B spline function on the basis of Biot ' consolidation theory .

本文根据有效应力原理提出了一个计算饱和土体地震反应的二维动力分析方法。

Based upon the principle of effective stress a method of 2 & D dynamic analysis for the calculation of the seismic response of saturated soil mass is submitted in this paper .

文中又将客观性原理引入到有效应力原理中，推导出物质导数，Jaumann导数和Truesdell导数三种形式的有效应力原理。

And objectivity principle is also introduced into the effective stress theory , which takes the form of three kinds of derivatives .

煤层中的气体（煤层气）主要呈吸附状态，其力学性能和运动形态不同于自由气体，所以以自由流体为主体的Terzaghi有效应力原理已不适应含吸附煤层气煤的有效应力计算。

Most of gas ( methane ) in the coalbed is adsorbed state . Because its mechanical function and movement forms differ from the free gas in coalbed , Terzaghi 's effective stress principle in free fluid-solid system cannot be adapted to adsorbed methane-coal system .

非饱和土的有效应力原理与弹塑性模型研究

Study on Effective Stress Principle and Elastoplastic Model for Unsaturated Soil

论有效应力原理在土力学教学中的核心地位

Key influence of effective stress principle on teaching practices of soil mechanics

湿吸力及非饱和土的有效应力原理探讨

Absorbed suction and principle of effective stress in unsaturated soils

浮力计算与粘土中的有效应力原理

Calculation of Uplift Pressure on Underground Construction and Effective Stress Principle in Clay

基于微结构定量分析的非饱和土广义有效应力原理

Generalized effective stress principle of unsaturated soils based on quantitative analysis of soil microstructure

多孔介质有效应力原理研究

Principle of effective stress based on porous medium

非饱和土有效应力原理的探讨

Discussion on Effective Principle of Unsaturated Soil Mechanics

有效应力原理几个问题探讨

Discussion on the principle of effective stress

有效应力原理运用的关键，在于正确获得孔隙水压力；

The key to apply the effective stress law is to get right pore water pressure ;

土的自重应力，有效应力原理，一维渗流，达西定理。

Water in Soil , Principle of Effective Stress , One-Dimensional Seepage , Darcy 's Law .

最后，应用有效应力原理对循环孔隙水压力作用下饱和砂土变形进行了理论分析。

Finally , effective stress principle is applied for analyzing the specimen deformation under cycle pore water pressure .

运用有效应力原理，建立了用于描述三相饱和砂土爆炸动力分析的实用模型。

A liquefaction model for saturated sand soil is established according to the principle of effective stress under explosive loading .

基于土的有效应力原理，对降水引起的周围地层沉降机理进行了分析。

Based on the effective stress principle of soil , the settlement mechanism is analyzed for all-around strata by water lowering .

基于广义有效应力原理的混凝土坝分析煤样渗透率对有效应力敏感性实验分析

Analysis on concrete dams based on the concept of generalized effective stress Coefficient of sensitiveness between permeability and effective pressure of coal samples

在多孔介质有效应力原理中引入瓦斯吸附的膨胀应力，得出了适用于含瓦斯煤岩的有效应力计算公式。

The effective stress formulation for gas-saturated coal is derived by introducing the swell stress of gas adsorption into the effective stress principle of porous media .

按有效应力原理并用有限单元法分析砂土的液化过程是国际上近两年来出现的新动向。

In recent two years there appears a new tendency to analyze the liquefaction of sand using FEM on the basis of the effective stress principle .

根据有效应力原理，分析了真空预压和堆载预压加固软基的基本原理。

According to the effective stress principle , authors introduce basic principle of strengthening soft foundation with the vacuum pre-compaction method and the loading pre-compaction method .

将基于多孔介质的有效应力原理引入流固耦合渗流中，并根据平衡条件得出了应力场方程；

Principle of effective stress in porous media is introduced into fluid-structure coupling theory , then according to the equilibrium condition , the stress equation is established .

其原理是根据有效应力原理，通过测量总应力和孔隙水压力，来计算自动沉降系统的实时深度而达到监测的目的。

It based on the principle of effective stress : by measuring the total stress and pore water pressure to calculating the real-time of automatic settlement system .

根据多孔介质弹性理论的有效应力原理和多元气体竞争吸附引起煤的变形关系，推导了煤层耦合变形方程。

The coupled coal deformation equation is derived on the basis of effective stress theory and the deformation relation caused by the competitive adsorption of binary gas .

结合有效应力原理与变形多孔介质渗流原理，给出了垃圾压缩过程的气固耦合方程，并给出了初始条件。

Solid-gas interaction equations and the initial conditions of household waste compression were carried out by use of the theory of effective stress and deforming porous medium seepage .

本文采用基于多孔介质下“有效应力原理”的土壤非线性屈服准则来研究压力分布对附着力的影响问题。

The paper applies the nonlinear soil yield law of " principle of effective stress " based on porous medium to study influence of pressure distribution to adhesive force .

最后部分，根据冲填土料的特性，提出两种建立在有效应力原理基础上的简易边坡稳定分析方法。

At last , according to the characteristics of hydraulic fill soils , two simplified methods based on the theory of effective stress are recommended for analysing the slope stability .

指出长期的工程实践和大量的试验成果表明有效应力原理对于饱和砂土和黏土都是适用的和有效的。

Through the long processs of practice and experiments , a conclusion is drawn that the principle of effective stress is applicable and effective in both saturated sand and clay .

文章的分析过程中涉及的理论主要包括：土力学中的有效应力原理、固体力学中的弹塑性理论、静不定原理等相关理论。

In the analysis , applied theory mainly includes : the effective stress principle in the soil mechanics , the plastic-elasticity theory in solid mechanics , statically indeterminate principle and so on .

并从重塑非饱和土广义吸力和广义有效应力原理出发对路堤沉降机理进行分析，提出进行二阶段沉降分析的观点。

Based on the theoryof general suction and general effective stress of remolding non-saturated soil , the mechanism of embankment subsidence is analyzed , and a theory of two-step settlement is presented .