tangent modulus

In term of the function of tangent modulus, we call the principle and method generalized tangent modulus theory.

根据切线模量的这种功能，将这种利用材料衍生比例定律构建非线性理论的原理和方法称为广义切线模量理论。

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The parameters include the stress-strain curve, the maximum tangent modulus E ( the slope of lin-ear segment) in the curve, the tensile strength b, and the ultimate strain.

它包括单轴拉伸时的应力－应变曲线，最大切线模量E（此曲线直线段的斜率），抗拉强度民，极限应变εb等参数。

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Improved tangent modulus of nonlinear soil model

黏土非线性模型的改进切线模量

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Concise Principle of Crack Propagation and the Theory of Tangent Modulus in Fracture Mechanics

裂纹扩展的简明机理和断裂力学中的切线模量理论

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Based on the laboratory swelling experiments results, the additional compression modulus 、 the initial tangent modulus in 1D 、 deformation modulus and volume deformation modulus in 3D of expansive soils in Ning-Ming are formulated.

在此试验的基础上，推导出一维关系下宁明膨胀土的切线模量和初始割线模量和三维关系下此膨胀土的变形模量和体积模量。

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Based on the established relationship between the atomic potential and the macroscopic continuum strain energy density, analytical expressions for the tangent modulus tensors are derived.

利用原子间相互作用势以及能量等效原理，得到了基于广义连续介质模型的单壁碳纳米管的本构关系。

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Based on undisturbed soil tangent modulus method, a new practical settlement calculation method for rigid-pile composite foundation is proposed.

基于原状土切线模量法，对刚性桩复合地基的沉降计算提出一种新的沉降计算方法。

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Tangent modulus was essential to nonlinear soil model, and it was necessary to understand it properly during numerical simulation.

切线模量描述是土体非线性模型中的一个基本问题。

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Because the initial tangent modulus decreases gradually with the increase of compression stress and water content and reflects the structural damage increase of loess, this parameter can be used to define the damage variables by the composite theory.

基于初始切线模量定义的损伤比，能够反映球应力增大和进水增湿作用引起的结构破损变化。

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Exploration on stability calculation of concrete cylinder with tangent modulus theory

切线模量理论计算混凝土圆柱稳定性的探讨

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And the reason that the value of calculating settlement was not accurate was indicated. Secondly, a comparatively systemic summary about undisturbed soil tangent modulus method was made.

接着，对原状土切线模量法进行了系统的总结，并对其计算参数的取值进行了分析研究。

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The foundation nonlinear settlement undisturbed soil tangent modulus method was adopted to compute the foundation settlement, and the calculation parameter was provided by the in-site test.

通过原位试验提供的计算参数，采用地基非线性沉降原状土切线模量法计算方法，对地基沉降进行计算。

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Square steel tube column filled with steel-reinforced concrete is a new design model of steel-concrete composite columns. Tangent modulus theory was introduced to determine the stability capacity of this new type of composite columns subjected to axial load.

钢骨-方钢管混凝土柱是一种组合柱设计模式，采用切线模量理论对该组合柱轴向受压稳定承载力进行分析。

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It is also found that in stabilization by exert confining stress the linear phrase will be shorten in the figure of the static triaxial test of specimen, while the initial tangent modulus will be augment.

经围压稳定后的试件静三轴试验曲线上的线性阶段明显缩短，而初始切线模量增大。

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Applicability of effective tangent modulus method in evaluation of buckling strength of long-span cable-stayed bridges

有效弹性模量法在大跨斜拉桥稳定计算中应用

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By tests, the construction mix proportion were selected in order to satisfy the demands of the project on plastic concrete, such as strength, permeability coefficient and tangent modulus.

为满足工程要求的强度、弹性模量、渗透系数等指标，对塑性混凝土进行了配合比试验，选出了符合工程要求的施工配合比。

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Research on Soil Tangent Modulus of Foundation Pit

基坑开挖土体切线模量取值的研究

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As for the limit bearing capacity formula of the concrete filled steel tube long column subjected to axial compress, we lead to the tangent modulus and the conception of metal material.

在推导钢管混凝土轴心受压长柱临界承载力公式时，论文利用材料的切线模量，分别推导了钢材和混凝土的切线模量公式。

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In this paper, the consistent tangent modulus method is compared with the radial return mapping algorithm and it is found that the former is not more numerical efficient than the latter, not as some paper reported.

分析了弹塑性一致切线模量算法与径向返回算法，发现一致切线模量算法并不如有关文献报道的那样，比径向返回算法有快得多的收敛速度，两个算例表明了这一点。

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Examination of Structural Fracture Strength by Tangent Modulus Factor

结构断裂强度研究的切线模量因子法

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The research results showed that specimens with higher temperatures showed higher shear strengths and Young's tangent modulus.

试验结果表明，随温度的升高，非饱和土的抗剪强度增加，初始切线杨氏模量增大。

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In the theoretical analysis, the effect of cold forming to the material is taken into consideration, and the Shanley's tangent modulus concept is used.

在分析时考虑了冷加工与材料的影响，并引用了Shanley的切线模量概念。

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The unloading deformation modulus can be expressed as the tangent modulus at any time; and it can be obtained through the test results.

任一时间的卸荷变形模量仍可表示为切线模量，并可通过试验成果推导得出；

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In this paper, the tangent modulus and the tangent Poisson's ratio computed with internal friction angle under convenient pressure and with non-linear variability of strength under high pressure were compared.

文中对用低压力下内摩擦角所算得的切线模量、切线泊松比和考虑高压力下强度非线性变化计算的数值进行了比较。

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The basic frame of the theory of tangent modulus in fracture mechanics is builded, and the new method of tangent modulus factor to calculate nonlinear critical fracture stress is presented.

本文论述了断裂力学中的切线模量理论的基本框架，提出了求解非线性断裂临界应力的新方法&切线模量因子算法，并对该方法同现有的COD法作了理论上和计算上的比较。

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Axially loaded column curves have been analysed by the tangent modulus theory.

用切线模量理论对轴心受压柱曲线进行了分析，并同中、长柱试验结果做了比较。

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In terms of tangent modulus theory, the method of theoretical calculation is established.

用切线模量理论建立受压混凝土圆柱稳定计算方法。

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On the Comparison of the Modified Secant Modulus Method and Duncan-Chang Tangent Modulus Methed

修正割线模量法与邓肯切线模量法的对比分析

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Based on the stress-strain relationship established from tri-axial tests, the tangent modulus and secant modulus are derived from the unified mathematical expression.

以三轴剪切试验测得的应力-应变关系为基础，从统一的表达式推出了割线模量和切线模量表达式。

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Inelastic yield load formula of axial compression middle long columns was deduced through the use of tangent modulus theory.

并用切线模量理论推导出计算钢管煤矸石混凝土轴压中长柱非弹性屈曲荷载的计算公式；

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