• The steady-state creep strain rate is a power function of deviatoric stress and exponential function of temperature and energy.

    稳定蠕变应变本构方程作用盐岩应力偏量的函数能量温度指数函数。

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  • Transient creep limit is a power function of steady state creep strain rate.

    初始极限可以表示成稳态蠕变函数

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  • The steady state creep strain rate is the function of currently stress status.

    盐岩稳态应力状态函数

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  • From this reason the creep strain and the thermal expansion can be separately examined and added.

    由于两个性质,应变应变分开研究而且可线性叠加

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  • The maximum cumulative equivalent creep strain was located in inner solder ball and at the edge of silicon chip.

    最大累积等效蠕变应变位于内层焊点,且芯片边缘

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  • The steady state creep strain rate is a power function of deviatoric stress and exponential function of temperature and energy.

    稳定应变本构方程作用盐岩应力偏量的函数能量温度指数函数。

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  • It is pointed out that bulging strain is consisted of not only instaneous elastic strain, but also creep strain which changes with time.

    指出变形不仅瞬时弹性变形,而且还有随时间变化变变形。

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  • The accelerative creep shows highly nonlinear characteristics; and the creep strain rate displays a discontinuous form, which occurs in jumps change.

    红砂岩加速变过程中具有高度非线性,蠕变应变随时间呈现跳跃增长特性

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  • Results the creep properties of human dura presented a linear-relationship between initial strain and stress, and the creep strain increased slowly with time.

    结果人体硬脑膜特征为:初始应变所加的应力大体成线性关系;蠕变应变随时间缓慢增加

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  • The measured strain of concrete includes the elastic strain, creep strain and also the non-stress strain like the concrete free deformation and temperature strain.

    混凝土实测应变包含弹性应变、徐变应变混凝土自由变形温度应变非应力应变。

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  • The creep strain rate sensitivity can be determined from the relationship between the creep hardness and creep strain rate by the definition of "work of indentation".

    基于压做功概念定义了压痕硬度蠕变应变速率,从而给出钎料蠕变速敏感指数

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  • It is found that the creep curves of alloy K46 consist mainly of a longer steady-state creep stage and an accelerated creep stage, which occupies the most creep strain.

    K46合金高温拉伸曲线表现出非常长的稳态蠕变阶段较高的蠕变塑性来自于加速蠕变阶段。

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  • This means a reduction in initial elastic strain under application of priestess force and a reduction in creep strain, which is approximately proportional to elastic strain.

    意味着应用预应力初始弹性应变降低减少变,大约正比的弹性应变。

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  • The methods of creep test to get both curves of tensile creep rupture load vs time and creep strain vs time are compared. The procedures to extrapolate the two types of creep curves are presented.

    比较获得拉伸破坏荷载-时间曲线以及蠕变应变-时间曲线试验方法给出了外推蠕变曲线数据处理步骤

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  • Impacted by creep and stress relaxation, the strain of bond coat layer increases irreversibly, and the TGO layer convolutes .

    由于蠕变应力松弛影响粘结应变可逆增加使TGO层界面形貌出现起伏。

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  • The experimental and research results indicate that non-elasticity strain associate with time in nature according to constitutive equations of the classical elastic-plastic and creep theory.

    实验研究表明:基于经典弹塑性蠕变理论本构方程,非弹性应变高温下其本质上时间相关的。

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  • The key to concrete stress measure is the translation from strain to stress. And the transition 's key is the identification of creep factor.

    混凝土内部应力测量关键在于应力应变转换应力应变转换关键在于徐变系数识别

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  • The results of triaxial creep experiments for unloading state show that the frozen soil has an obvious dilatancy, and its volume strain should not be neglected.

    卸载状态下冻土三轴蠕变试验结果表明冻土具有明显剪胀性体积应变不能忽略

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  • When the load is removed, the elastic portion of the strain is recovered, but the plastic part (slip and creep) remains as permanent set.

    荷载移走时,应变弹性部分恢复塑性应变部分(滑移徐变)却会永久呆留

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  • The experimental results showed that the dynamic strain has feature of cyclic creep. Cyclic loading affected the creep and creep speed.

    结果显示动态应变循环变状态,蠕变大小、速度与循环应力幅值有关。

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  • The shortness of creep loading time and the faster frequency of fatigue load change induce general elastic strain stage to end and delayed elastic strain platform stage to begin under shorter strain.

    蠕变加载作用时间缩短疲劳载荷变化频繁导致在较小应变结束应变阶段进入延迟弹性变形平台应变阶段。

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  • During the transient creep after stress decrease, it has been found that the total strain transient consists of two components, elastic strain and anelastic strain.

    外加应力突然降低后,在瞬时蠕变过程发生弹性应变滞弹性应变,整个降载过程中的应变变化值与应力变化值成线性关系。

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  • This paper gives a brief introduction of how TCA solves creep problems by using finite element method and initial-strain method, TCA's features and structure, and some application examples.

    本文简要介绍TCA软件应用有限单元解决弹性变体计算的初应变法软件基本特点结构给出了应用实例

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  • The experimental items of the tests are tension of constant strain rate, creep at constant stress, and strain controlled low cycle fatigue of constant strain rate.

    实验项目应变拉伸、等应力蠕变控制应变幅等应变率塑性循环

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  • A numerical model to simulate isotropic, coupled creep elastoplastic damage constitutive behavior at finite strain is proposed in the present work.

    本文提出一个模拟有限应变下各向同性蠕变-弹塑性-损伤耦合本构行为数值模型

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  • Based on laboratory creep tests of soils, the method for analyzing the elastic-viscoplastic stress-strain relations are presented in this paper.

    本文根据室内蠕变试验提出了一项分析土的粘塑性应力—应变关系方法

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  • The application of dynamic strain ageing during cycling creep of Al-Mn alloys , consisting of various compositions, is studied at the middle temperature in this paper.

    研究不同成份镁合金中温和不同应力作用下的动态应变时效阐述了动态应变时效循环蠕变中的作用。

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  • This paper presents a finite element model of local damage in creep and provides the threshold strain for damage elements.

    建立了蠕变局部损伤模型,并给出单元进入损伤态判据失效的临界拉伸应变条件。

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  • Rock's characteristic of multi-interspace, the complete stress-strain curve in strength tests and characteristic curve of creep and relaxation are analyzed.

    分析岩石多孔隙特性强度实验应力-应变曲线蠕变特性曲线松弛特性曲线。

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  • The strain rate was changed stepwise several times; and stress relaxation tests and a set of creep tests were performed during otherwise monotonous loading at a constant strain rate.

    试验不仅实现了应变逐步变化加载过程,同时也实现蠕变加载应力松弛过程。

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