cyclic loading

Nonlinear finite element analysis of peripheral joints on frame of high-strength concrete under cyclic loading

反复荷载下高强混凝土框架边节点有限元非线性分析

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Experimental study on tapered beam flange moment connection steel frames under cyclic reversed loading

梁端楔形翼缘连接钢框架低周反复荷载试验研究

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The experimental results show that the material has significant rate sensitivity and dynamic strain ageing from 400 ℃ to 550 ℃, and the inelastic cyclic deformation behavior is obviously dependent on temperature, temperature history and strain amplitude history during loading.

在400℃至550℃范围内，材料循环加载时出现动力应变时效；该材料的循环变形行为对温度有明显的依赖性，且具有温度历史依赖性，以及应变幅值历史效应。

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The long-term cyclic loading protocol of this investigation differs from the usual compression tests.

在这一研究中的 长期 循环负荷方案不同于通常的压缩试验.

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The ratcheting of materials corresponds to progressive inelastic deformation, under cyclic loading.

材料在循环载荷作用下产生的塑性变形的逐渐累积现象称为棘轮效应.

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Test on thin steel plate shear wall with opening under cyclic loading

开洞薄钢板剪力墙低周反复荷载试验研究

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Liquefaction of sand under bi-directional cyclic loading CALCULATION OF SHEARING STRESS FOR AXIAL DRAWING OF TRANSFORM SECTION BAR

饱和松砂的双向耦合剪切特性试验研究变截面直杆轴向拉伸时的剪应力计算

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The dynamic characteristics of saturated tailings under cyclic loading are studied by triaxial tests.

本文通过对饱和尾矿砂的动三轴液化试验,研究了尾矿砂在往返加荷条件下的动强度特性.

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A mean deformation theory for sands under cyclic loading

反复荷载作用下砂土变形的平均过程理论

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The experiments of obtaining stress strain curves in cyclic loading condition are investigated, and the measure-ments of the stress strain curves in reverse loading by using sheet metal compression test and three-point bending test are clarified.

对材料在循环加载条件下应力应变曲线的实验获取方法进行了探讨，重点介绍了板料压缩、三点弯曲实验确定材料反向加载应力应变曲线的原理和方法；

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The variety of bowknot angle and dissipative angle with viscosity coefficient of pore fluid and cyclic loading frequency is consistent with the results of other experiments.

在同一岩石中蝴蝶结张角和耗散角随孔隙液体黏滞系数和加载频率的变化规律与以往其他实验的结果是一致的。

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Seismic Behavior of Steel-Encased Coupled Shear Walls Subjected to Cyclic Loading

钢骨联肢剪力墙抗震性能试验研究

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Fatigue properties of plain concrete under triaxial variable-amplitude tension-compression cyclic loading

混凝土三轴变幅拉-压疲劳性能试验研究

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Fatigue tests of concrete under uniaxial tension and tension-compression with constant amplitude cyclic loading were carried out.

进行了混凝土在单轴等幅重复荷载作用下的轴拉、拉-压疲劳试验。

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One bare steel joint and two cruciform composite joint specimens were tested under low cyclic loading at the top of columns so that one side of the beam-to-column connections was under negative moment and the other side under positive moment.

进行了一个纯钢节点、两个组合节点的低周反复荷载试验。采用柱顶水平加载模式，连接的一侧承受负弯矩，而另一侧承受正弯矩。

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Through comparison with the constant spacing division of cyclic loading method, a variable spacing method is presented, its detailed approach is given, and its merit is discussed.

在评估了传统的载荷循环分间隔法的前提下，讨论了该方法的实现方式和所具有的优点。

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The remaining life of speciment is dependent upon loading history, under two level cyclic loading.

两级循环加载条件下,材料的剩余寿命强烈地依赖于加载历史.

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In order to describe mechanical property of materials subjected to cyclic loading, the back stress was introduced in polycrystalline plasticity model. Furthermore, size effect was considered through slide resistance evolution function.

多晶塑性模型中通过引入背应力考虑循环载荷下材料力学行为响应，而且，在滑移阻力函数中考虑了材料的尺寸效应。

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The factors to be studied include previous cyclic loading and fines content.

其中试验控制的变因为前期反复荷重与细粒料含量.

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The Seismic Dynamic Response of Chimney; Deformation characteristics of coarse-grained materials during cyclic loading of deviatoric and spherical stresses

烟囱在地震力作用下的动应力反应分析偏应力和球应力往返作用下粗粒料的变形特性

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By using local confinement in the plastic hinge region, A CCFT column can acquire improved ductility compared with a CFT column under cyclic loading.

它通过在方钢管混凝土柱的塑性铰区域设置局部约束以有效提高柱在往复荷载作用下的延性，克服传统方钢管混凝土柱由于局部屈曲而导致的延性不足的抗震缺陷。

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It has been gotten that the laws of acceleration, dynamic earth pressure, vertical and horizontal accumulated deformation, accumulated tensile strain of reinforcement under cyclic loading with different amplitudes and frequencies. 3.

获得了不同荷载幅值、频率和加载次数下生态型加筋土挡墙不同部位的加速度、动土压力响应规律，挡墙的竖向和水平向变形的累积变形规律以及筋材累积拉应变增长规律。

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No guidelines are available on liquefaction evaluation of silt-clay and silty sand-clay mixtures under cyclic loading.

目前对于在循环荷载作用下的混黏土的粉土、粉砂的液化判别还存在着很多问题.

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Abstract: The remaining life of speciment is dependent upon loading history, under two level cyclic loading.

文摘: 两级循环加载条件下,材料的剩余寿命强烈地依赖于加载历史.

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The critical value of previous cyclic loading would change with different fines content.

而此临界前期反复荷重的门槛值随不同细粒料含量而变动.

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Fruits are softened by cyclic loading during transport, and often appear cumulative bruising.

果品在运输过程中由于受重复载荷作用会出现软化现象, 产生累积损伤.

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( b) For concrete in compression zone a stress-strain relation for repeated axial compressive cyclic loading, is adopted instead of that for reversed loading.

对混凝土受压区采用轴向重复加载的应力-应变关系而不是反复加载的。

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The effects of the stress ratio in the cyclic loading and the environment medium were studied.

同时研究了循环加载中的应力比以及环境介质对于疲劳裂纹扩展的影响.

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On this basis, triaxial cyclic loading and unloading tests of argillite with obviously bedded structures are designed and completed.

在此基础上，设计并完成具有明显层理状结构的泥质板岩的三轴循环加卸载试验。

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The fatigue process could be treated as thermal activated, the activation energy decreased with cyclic loading stress.

合金的疲劳过程可被看作热激活过程，随着循环应力值的增加，激活能不断降低。

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