The entire fatigue load spectra of supporting-case provide the bases for the establishment of intensity, fatigue life analysis and experiment spectra.
最终得到的承力机匣疲劳载荷谱为后续的强度与疲劳寿命分析及其试验谱的确定提供了依据。
In this paper, fatigue life analysis for the major components of emulsion pump (crankshaft) is finished through the use of "integration" anti-fatigue design methods.
本文采用“一体化”抗疲劳设计方法对乳化液泵的主要部件(曲轴)进行疲劳寿命分析。
Using the side frame of the Z8A bogie as an example, this paper introduces the process of fatigue life analysis of a component based on the finite elements technology.
以转8a型转向架侧架为例，介绍了有限元技术应用于构件疲劳寿命分析的过程。
Through non-linear finite analysis , the dependence of fatigue life of solder joint on thermomechanical properties of underfill was calculated.
通过非线性有限元分析，计算出焊点疲劳寿命对下部填充料基本热力学性质的依赖关系。
It is conducted a theoretical analysis of improving the residual fatigue life of a steel plate with central fatigue damage cracks, which is strengthened by CFRP.
对含中央疲劳损伤裂纹钢板粘贴CFRP加固，改善其剩余疲劳寿命进行了理论分析。
Thus, the stress concentration factor due to the misalignment should be considered in the analysis of fatigue life of the local structures.
因此，在对局部结构进行疲劳强度分析时，应考虑错位对于应力集中系数的影响。
This research contributes to fatigue design, probability analysis and life estimations for steel reinforcement concrete structure.
结论有助于钢筋混凝土结构的疲劳设计，可靠性分析和寿命估算等。
The thought of this paper is to discuss on and analysis to dynamic response of HSMS under impact load, and estimate its mean life based on noted stress fatigue design method.
本文的主导思想是讨沦和分析冲击载荷下螺旋弹簧质量系统的动态响应，并应用名义应力疲劳设计方法估计其平均寿命。
Analysis of structural dynamic performance and response is the foundation to estimate fatigue life.
薄壁结构的动力特性及动态响应分析是声疲劳分析以及寿命估算的基础。
This article is to confirm the corresponding factors for crack causing and the fatigue life, through an analysis of cracks at fastening plate, welding seams at the end of frame brace.
本文通过对交叉杆扣板直焊缝、端头环焊缝等各部位裂纹的分析，找出了其断裂机理及与疲劳寿命的相关因素。
Based on the experiment research and finite element analysis, the fretting wear mechanism and the influence factors on fatigue life are made clear in this paper.
在数值模拟结果与试验结果基础上，总结分析了微动疲劳损伤机理及寿命的影响因素及原因。
The time domain nonlinear dynamic analysis of a steel catenary riser was introduced for fatigue life prediction.
研究了钢悬链立管时域非线性动力分析用于疲劳寿命预估。
In order to ensure structural safety in the design working life, it is necessary to carry out integrity analysis of fatigue and to evaluate the degree of fatigue damage on the structure.
为了保证结构在设计寿命期内的安全使用，有必要对结构进行整体疲劳分析，评估其在设计年限内的疲劳损伤程度。
The analysis of fatigue life for one critical position of aircraft structure and test verification are carried out accordingly.
据此对一个飞机结构危险部位作了疲劳寿命分析和试验验证。
A analysis method of fatigue life reliability for composite structures is developed based on residual strength degradation theory.
以剩余强度衰减理论为基础，建立了一种复合材料结构疲劳寿命可靠性定量分析的工程方法。
Based on experimental data and finite element analysis results, a low-cycle fatigue life model is proposed for the powder metallurgy superalloys under multiaxial stress states.
在详细分析试验和有限元计算结果的基础上，提出了复杂应力状态下的低周疲劳寿命模型。
Through the cyclic parameter analysis and the method of fatigue life estimation, a basis for fatigue life estimation of typical lower-wing structure is established.
这一循环参数分析和疲劳寿命估算方法为典型机翼下壁板结构的疲劳寿命估算建立了基础。
The fatigue damage analysis method which is based on fatigue life model is briefly introduced.
并简要介绍了按疲劳寿命模型分析疲劳可靠性的方法。
Through analysis and fatigue test research to the super - void - water pressure, there is a new cognition that is the failure form and the influence in life of pavement structure by void - water.
通过对超孔隙水压的分析和疲劳试验研究，探讨了空隙水对路面结构的破坏形式和疲劳寿命的影响。
The FEA(finite elements analysis) model is established for coach monocoque frame. The analysis on static, mode, frequency response and fatigue life are carried on.
建立全承载客车骨架的有限元壳单元模型，分析其静力、模态、频率响应和疲劳寿命。
Finally, an example of analysis and calculation of the fatigue life of unconventional tubular joints was given to demonstrate that these methods were effective.
通过实例计算表明，这些处理对非常规管节点疲劳寿命分析与计算是很有效的。
Number of failure cycles is calculated depending on fatigue life prediction equation based on the energy analysis.
通过基于以能量为基础的疲劳寿命预测公式预测焊点的失效循环数。
The fatigue life is obtained by using specimens without crack and by a special analysis based on local stress-strain method in which remembrance characteristics are considered.
采用无裂纹缺陷试件进行疲劳试验得到试件的疲劳寿命，同时利用考虑了记忆特性的局部应力应变法对试件的疲劳寿命进行定量分析。
In response to the complexity of calculation for failure probability regarding fatigue crack growth life, a method for reliability analysis based on neural network response surface was presented.
针对疲劳裂纹扩展寿命失效概率计算的复杂性，提出基于神经网络响应面的可靠性分析方法。
Based on the broken gear teeth in contact fatigue test, bending fatigue life curve was got by applying finite element stress analysis results, MSC.
本文以接触疲劳试验中疲劳断齿齿轮为依据，利用有限元应力分析结果以及试验得到的弯曲疲劳寿命曲线，应用msc。
Based on the analysis of the effect of excitation force of vibration aging on the fatigue life of white cast iron parts, the selection gist for excitation force was determined.
从理论上分析了振动时效激振力对白口铸铁工件疲劳寿命的影响，确定了白口铸铁疲劳破坏工件振动时效激振力的选择依据。
The analysis on fatigue cracks of the outer race of aero-bearing shows that the distribution of residual tensile stress on race surface could reduce its contact fatigue life.
航空轴承外圈的疲劳裂纹分析表明，套圈表面的残余压应力分布致使轴承表面接触疲劳寿命降低。
The analysis on fatigue cracks of the outer race of aero-bearing shows that the distribution of residual tensile stress on race surface could reduce its contact fatigue life.
航空轴承外圈的疲劳裂纹分析表明，套圈表面的残余压应力分布致使轴承表面接触疲劳寿命降低。
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