1、

This paper studied the fatigue properties of the plain concrete under constant amplitude flexural cyclic loading.

在室内混凝土试件弯曲疲劳试验的基础上,研究了素混凝土受弯试件在等幅重复荷载作用下的弯曲疲劳性能。

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Electrically conductible concrete formed by adding graphite into common concrete possesses good mechanical and electrical properties of which the specimens were tested for their conductivity and mechanical properties by direct-current measurement in the whole process under the actions of single and cyclic loading.

采用直流电路法,对石墨混凝土试件在单次及反复荷载作用全过程中的导电及受力性能进行了测定·结果表明:用直流电路测量混凝土的电导率简单稳定;

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4、

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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5、

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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The nonlinear elastic hysteresis behaviour of granite is studied based on experimental results under constant amplitude cyclic loading.

通过花岗岩常幅循环加载试验,分析岩石的非线弹性滞后特性。

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7、

The relationship between bond stress and slip displacement of corroded reinforcement with concrete under cyclic loading has been experimentally investigated.

试验研究了混凝土中腐蚀钢筋在反复荷载作用下的粘结-滑移特性。

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8、

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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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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10、

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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Rased on the experimental researches, the characteristic behavior of slab and wall structure with unbounded prestressing in the slab under low frequency cyclic loading have been studied.

通过低周往复水平荷载试验,对无粘结预应力板墙结构的工作特性,以及无粘结预应力筋在水平荷载下的变化规律进行了分析。

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13、

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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14、

The influence of cyclic loading and reloading to the value B is discussed.

对循环荷载和复压试桩对B值的影响进行了探讨。

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15、

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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16、

The behavior of stiffening beams and lintel beams under cyclic loading

低周反复荷载作用下刚性连梁及普通连梁性能

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Irreversible damage under cyclic loading mainly causes fatigue damage on material and component. The damage accumulation on material and component eventually makes them failure or damage.

材料或构件发生疲劳破坏,主要是因为其在循环载荷作用下产生不可逆损伤,并由于损伤的不断累积而最终导致失效或破坏。

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18、

Centrifuge modeling of cyclic loading induced by ice sheet

离心机中动冰荷载的模拟

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Result shows that the J-integral of creak tip changes significantly with the thermal cyclic loading process.

结果表明,裂纹尖端J积分值随着热循环载荷进程有明显变化,在。

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20、

Analysis of short fiber reinforced metal matrix composites' properties under thermo mechanical cyclic loading

热机械循环载荷下短纤维增强金属基复合材料性能分析

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