通过应变分布影响系数把应变疲劳与应力疲劳联系起来。
Strain fatigue and stress fatigue are related by the influence coefficient of strain distribution.
研究了铸态和挤压态az91镁合金的室温应变疲劳行为。
The fatigue behavior of as-cast and as-extruded AZ91 magnesium alloys was investigated under total strain amplitude control mode.
介绍概率应变疲劳试验法、评价模型和损伤随机演化机制方面的新进展。
New advances are introduced in fatigue test method, assessment curves, and fatigue damage mechanism dealing the strain-based fatigue reliability theories and methods.
本文系统地观察了奥氏体不锈钢在恒应变疲劳过程中组织结构的变化规律。
The alteration of substructure of an austenitic stainless steel hasbeen investigated during constant strain fatigue.
提出了一种在铝合金构件应变疲劳分析中，计算局部应力和应变变程的新方法。
A new method for calculating amplitudes of the local stress and strain in the strain fatigue analysis of aluminum alloy members is presented in the paper.
基于单轴应变疲劳分析，提出了比例加载多轴应力状态下的疲劳寿命计算方法。
Based on the local strain method of the single axle stress condition method, the multi axial stress condition computing method of the proportional loading is presented.
试样的微观断口分析显示了在高温应变疲劳试验中同时存在疲劳、蠕变和氧化损伤。
The results show that fatigue, creep and oxidation damage always develops simultaneously during low cycle fatigue at high temperature.
在应变疲劳曲线上，弹性线和塑性线的交点随弹簧钢回火后硬度的升高而向低循环寿命移动；
The point of intersection of elastic line and plastic line moves toward the low cycle life with the hardness of the spring steel raised after tempering from the strain fatigue curve.
还列表给出车轮钢的全部应变疲劳参数和与之对应的静态参数，可供设计选材，寿命估算时使用。
Moreover, this paper lists both static and strain fatigue parameters of this material for material design, selecting and life prediction.
较详细地研究了LY12CZ铝合金的应变疲劳性能、疲劳裂纹生成区断口特征及疲劳位错组态。
The strain fatigue properties, the fractograph near fatigue crack sources and the fatigue dislocation structures of LY12CZ aluminium alloy are investigated in some detail.
本文通过应变分布对寿命的影响函数分析，导出了一种适用于应力疲劳和应变疲劳的通用寿命模型。
A general life model adapted to both stress fatigue and strain fatigue is deduced, through analyzing the influence function of strain distribution on life.
通过奥贝球铁的单调拉伸加载、接触疲劳和应变疲劳等宏观断裂规律和微观分析，探讨其强韧化机制。
The toughening mechanism of ADI was investigated by microstructure analysis and fracture characteristics of the specimens under tensile test. contact fatigue and stress fatigue.
该方法不仅可用于构件从应力疲劳到应变疲劳的各类疲劳寿命预测，还可用于构件的疲劳试验模拟件设计。
This method can be applied to designing sample components for fatigue test as well as to forecasting various fatigue life of component from stress fatigue to strain fatigue.
磨损面上存在大量的擦伤现象，铁基合金涂层室温和高温下的主要磨损机制是以剥层形式出现的应变疲劳磨损。
The scuffing phenomenon on worn surface indicated that the main wear mechanism of the coating at room and high temperature w...
一个如图83所示的平均应变或预应变，在某种情况下，能够缩短以后的疲劳寿命。
A mean strain or prestrain, as in FIG. 83, can under certain conditions reduce the subsequent fatigue life.
累积塑性应变能随着加载频率及应力水平的增加而增加，与疲劳寿命在半对数坐标下呈线性关系。
The cumulative plastic strain energy increases with the increase of the loading frequency and stress level, which is linear with fatigue life on semilog coordinate.
结果表明，含氮量对滚动接触疲劳寿命及平面应变断裂韧性具有很显著的影响，而对耐磨性影响很小。
The results show that nitrogen has remarkable influences on rolling contact fatigue life and plain strain fracture toughness, and little influences on wear resistance.
沥青混合料疲劳试验的荷载控制模式有应力控制模式和应变控制模式。
There are two kinds of load controlling mode for asphalt mixtures fatigue testing:stress controlling mode and strain controlling mode.
沥青混合料疲劳试验的荷载控制模式有应力控制和应变控制两种。
There are two kinds of load controlling mode for asphalt mixture fatigue testing-stress controlling mode and strain controlling mode.
对调质处理的45碳索结构钢进行了应变循环低周疲劳实验以及应力控制棘轮失效实验。
The cyclic strain low cycle fatigue and cyclic stress ratcheting failure of 45 carbon steel treated by quenching and tempering were experimentally investigated.
结果表明，在中等应变幅值之下，材料的疲劳寿命随温度的增加而降低。
At low and intermediate total strain amplitudes, the fatigue life was found to decrease with the increasing of temperature.
试验结果表明，数字图像相关方法具有可行性，能够有效地测量混凝土在疲劳荷载作用下的位移和应变。
Test results demonstrated that digital image correlation method was effective, which could precisely measure the displacement and strain distribution in concrete under fatigue loading.
本文对45号钢在静载荷下与在循环加载下的本构关系进行了探讨，并给出了低周与高周应变循环的疲劳寿命表达式。
The 45 steel natural relation of dead load with cyclic load and low frequency and high frequency strain cycling fatigue life are studied.
再列举了几种典型机车车辆用橡胶零件的有限元分析和产品试验结果对比情况，包括应力、应变、产品的疲劳性能、刚度性能等。
The FEA and test results of typical rubber components in the railway vehicle are listed, including the stress, strain, fatigue performance and stiffness etc.
因此，全厚式沥青路面沥青混合料的疲劳试验更适宜采用应变控制的荷载模式。
It is shown that strain controlling mode is adequate for asphalt mixtures of asphalt stabilized base course as for fatigue test.
给出了一种快干肢的工作环境和适用温度，讨论了常规应变片疲劳波形和在测试中出现的问题。
Operational environment and applying temperature of quick - drying cement are given. Fatigue waveform of conventional strain gauge and some questions in the test are discussed in the paper.
应用随机循环应变载荷-强度干涉模型，建立了基于应变的疲劳可靠性分析新方法。
A new method for strain-based fatigue reliability analysis is constructed by considering interference between the random fatigue strain applied and capacity histories.
由等幅疲劳残余应变，定义了损伤变量，得到了相应的损伤积累和演化规律。
The damage variable is defined as the residual strain of concrete under constant amplitude fatigue loading, and the law of cumulative damage and its evolution are obtained.
使用有限元分析测定的关键部位格林-拉格兰奇应变评价橡胶部件的疲劳破坏参数。
The Green-Lagrange strain at the critical location determined from the finite element analysis was used for evaluating the fatigue damage parameter of the rubber components.
将建筑结构钢抗震性能作高应变低周疲劳问题处理。
The anti-seismic properties of building structural steels was treated as a problem of high strain low cycle fatigue.
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