介绍了损伤容限疲劳寿命设计新概念；
The new concept of damage tolerance fatigue life design was introduced.
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。
This research contributes to fatigue design, probability analysis and life estimations for steel reinforcement concrete structure.
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。
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.
高温低周疲劳(HLF)寿命预测方法对于承受变幅载荷的高温构件的设计具有重要意义。
High temperature low cycle fatigue (HLF) life prediction models have great significance for design of high temperature structure under cycLic loading.
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.
对几种常用膨胀节设计标准在适用范围、应力评定、失稳校核和疲劳寿命计算等方面进行了对比分析。
Several standards for the design of expansion joint were compared in terms of application scope, stress evaluation, buckling check and fatigue life calculation.
该方法所需机时较少，可用于工程实际构件的疲劳寿命预估及抗疲劳优化设计。
This method requires not much of CPU time and can be applied to engineering practice in estimating lives and designing against fatigue.
针对齿轮的结构特点、设计原则、失效形式及各种破损实例，指出了当前提高齿轮表面疲劳寿命的最有效方法。
Due to structure peculiarity, design principle, failure form and worn examples, pointed a better method to delay fatigue life of gear surface.
介绍了机械零部件结构可靠性虚拟疲劳设计的软件及疲劳寿命预测方法。
The Virtual fatigue design software and fatigue-life prediction method for structural reliability of mechanical parts are introduced.
根据计算结果，应用齿轮有限寿命设计理论对齿轮疲劳寿命进行计算，得到齿轮的接触应力和疲劳寿命。
According to the calculation results, the fatigue life of gears is calculated by limited life design theory and the contact stress and fatigue life are obtained.
本论文致力于建立一套较完整的翻车机主梁疲劳分析及寿命预测方法，解决实际工程中的结构优化设计与制造工艺质量问题。
In this paper, we establish a whole analyzing dumpling main girder fatigue and forecasting life way, and solve structure optimize design and technical quality questions in the actual engineering.
为室内程序疲劳试验谱、有限寿命设计谱和静强度校核提供了可靠的依据。
These results have been provided the essential data for programme fatigue testing and optimal design spectrum and static strength proof.
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。
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.
ANSYS有限元软件可以方便地计算平台结构在波浪、海流载荷下的动力响应和疲劳寿命，是进行平台设计和校核的有效工具。
The ANSYS software is suitable for the dynamic-analysis and fatigue analysis of offshore platform, and it is an effective tool in the platform design.
针对带式输送机输送带接头的强度以及寿命测试的需要，设计了橡胶带疲劳性能测试实验台。
According to the need of strength and life test for the conveying belt junction from belt conveyor. Design this experiment platform for the weary performance test of the rubber belt.
作为直升机的关键动部件，桨叶的抗疲劳设计技术是提高桨叶安全寿命，降低桨叶使用成本的关键。
As a critical part of helicopter, rotor blade anti-fatigue design technique is one of the key to improving safety life and decreasing cost.
摘要：产品的疲劳寿命是现代设计的一个重要指标。
Abstract: the fatigue life of the product was an important characteristic of modern design.
这说明叶片不同部位的材料疲劳性能差异明显，在定向凝固涡轮叶片的结构、寿命设计中，需要考虑这种差异。
Therefore, the difference of fatigue property among different regions on a DS turbine blade should be considered in blade structure design and fatigue life prediction.
这为我们进行各种疲劳寿命计算以及结构优化设计提供了一个新的思路和方法。
This computational method will be helpful for the calculation of low-cyclic fatigue life under other conditions, and is beneficial for the research of the optimization of structural design.
通过正确地选择波纹管制作材料和结构、合理设计波形参数和疲劳寿命、保证安装质量等措施，可提高波纹管补偿器的安全可靠性。
This paper sates that selecting bellows material correctly, designing waveform parameter and fatigue life, ensuring installation quality can improve the safety and reliability of bellows compensator.
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。
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.
阐述了先进的基于“全场”疲劳寿命、可靠性可视化技术的产品虚拟疲劳设计思想。
The advanced idea of products virtual fatigue design based on visualization technique of "entire field" fatigue life and reliability is expounded.
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.
本文提供了作者在单轴载荷下的无限寿命疲劳设计方法和设计数据研究方面的试验研究结果。
This paper provided the experimental research results of fatigue design methods and design data of infinite life under uniaxial load.
目的建立平行钢丝拉索疲劳寿命的理论分析模型，为平行钢丝拉索的设计及疲劳评定提供理论依据。
In order to provide the theoretical basis for design and safety assessment of parallel wire cable fatigue properties, the fatigue life model of parallel wire cable is established.
分析了平均应力对容器疲劳寿命的影响，并给出了相应的疲劳设计方法。
Mean stress effects on fatigue life of pressure vessels is analyzed in detail and relevant fatigue design method is also given.
根据回转窑托轮与轮带的工作条件和疲劳设计理论，阐述以托轮为对象进行回转窑托轮的接触疲劳设计，并对具体工程问题提出了提高托轮接触疲劳寿命的技术措施。
Based on work situation and theory of fatigue design, the paper has touch fatigue design for pads of rotary kiln, and the technique way of prolong the life time for pads of rotary kiln.
本文指出，根据有限寿命疲劳强度安全系数法设计出的零件仍然有可能屈服失效。作者建议用寿命计算法和图解估值法代替现有的安全系数法。
This paper indicates that the components, which are designed according to the safety factor method of fatigue strength for the finite life, can also be yielded.
并根据其疲劳类型，确定选用安全寿命设计方法对塔式起重机钢结构进行疲劳分析，并应用名义应力法估算塔式起重机钢结构的疲劳寿命。
According to the fatigue type, use safe-life design method to study tower crane's fatigue, and choose nominal stress approach to estimate the life of tower crane.
并根据其疲劳类型，确定选用安全寿命设计方法对塔式起重机钢结构进行疲劳分析，并应用名义应力法估算塔式起重机钢结构的疲劳寿命。
According to the fatigue type, use safe-life design method to study tower crane's fatigue, and choose nominal stress approach to estimate the life of tower crane.
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