fatiguelife相关论文
铝合金材料中的显微疏松会导致其疲劳性能的降低,很大程度上限制了合金的应用.本研究针对7050-T7451铝合金厚板进行了分析,对比了......
Effect of Thermal Cyclic Loading on Stress-Strain Response and Fatigue Life of 3D Chip Stacking Stru
The thermo-mechanical reliability of IMCs(Ni3Sn4,Cu3Sn,Cu6Sn5)solder joints and Sn-3.9Ag-0.6Cu solder joints was investi......
Considering the situation that fatigue life prediction of notched component is an indispensable part in the process of d......
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Influence of Surface Manganous Phosphate Conversion Coating on Fatigue Performance of Automatic Tran
Alloy steel gear is an important basic part in automatic transmission(AT)and its fatigue life is critical to the AT per-......
Effect of High Pressure Waterjet Peening on Surface Strengthening Properties of 7075-T651 Aluminum A
The surface roughness and surface integrity resulting from net-shape processing may be detrimental to the fatigue-life a......
Fatigue life prediction of ferritic/martensitic steels based on universal slope equation and small s
Ferritic/martensitic steels are promising structural material for nuclear and non-nuclear applications.Because structura......
Experiment investigations of laser shock processing on 7050 alumium alloys using high energy pulse l
In this paper, the high energy laser pulse was used to treat 7050-T7451 aluminum alloys treated with laser spot with 6mm......
Research on Corrosion Fatigue Behavior in High Temperature Pressurized Water of Z3CN20-09M Stainless
Cast austenite stainless steels(CASS)were widely used in the primary circuit piping of pressurized water nuclear reactor......
Fatigue Life of Indium Tin Oxide Films Deposited on Poly(ethylene terephthalate) Substrate in Cyclic
Bending tester in reciprocating motion is adopted to study the fatigue resistance and fatigue life of indium tin oxide (......
Traditional bogie frame fatigue design uses the amplitude loads,which are significantly not inconsistent with random exc......
Aluminium alloy of 5082 welding joint is considered as one of the dominant materials,in the fields of urban rail vehicle......
As the speed of high-speed trains on electrified railways is continually increasing,malfunctions happened occasionally s......
American Welding Society(AWS)use nominal stress to calculate the fatigue life near the welded joints,which usually have ......
在应力控制模式下,对粗、中、细三种不同级配类型的沥青混凝土进行冻融和未冻融条件下劈裂疲劳试验,得到应力疲劳方程,并将应力疲......
车辆在行驶过程中所受载荷随机多变，车辆结构的振动疲劳问题越来越受到关注。本文结合实际工程项目，首先利用RADIOSS求解器对制动盘......
In industry,to ensure the service safety and reliability of components,assessing the fatigue life in more conservative w......
介绍了航空发动机叶片对激光冲击强化的需求，描述了国内外的一些研究成果。测试和对比了方形光斑和常规圆形光斑激光冲击强化后的表......
激光熔覆零件疲劳寿命评估一直是制约激光熔覆技术在工程中推广应用的一个重要因素, 现有研究多为试验研究, 缺乏理论分析。为量化......
采用MTS疲劳试验机对DP980钢激光焊接接头进行了低周疲劳试验,分析了应变-疲劳寿命数据,并利用金相显微镜和扫描电镜进行了组织分......
为了研究激光冲击处理对GH3039高温合金疲劳寿命的影响,采用Procudo200型激光喷丸系统对GH3039高温合金薄板试样表面进行冲击处理;......
为了比较激光冲击强化与超声喷丸对1Cr11Ni2W2MoV不锈钢疲劳性能的影响，对未处理、超声喷丸处理和激光冲击强化处理三种状态试件进......
Fatigue crack growth behavior of a 170 mm diameter stainless steel straight pipe subjected to combin
In a nuclear powerplant,the rotary equipment,such as a pump directly fitted with hanger in the piping system,experiences......
The influence of specimen orientation on the mechanical properties, including the tensile, compression and fatigue p......
Study on Fatigue Crack Growth Behavior of RC Beams Strengthened with Prestressed-CFL under Bending L
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Angular contact ball bearings have been widely used in machine tool spindles, and the bearing preload plays an impor......
The effect of notch on residual stress profiles and fatigue lives in friction stir welded integral p
Series Al-Li alloy plates were joined by friction stir welding and cut into the center cracked tension CCT specimens......
The fatigue lives of welded joint with differently welded joint angles under multi-axial loadings were carried out.B......
Owing to the complex environmental conditions, suspension could induce complicated forces on submarine pipelines and eve......
Fatigue life research and experimental verification of superalloy thin-walled structures subjected t
Rapid altating stress is formed in structure subjected to harsh thermal-acoustic loads, which will affect fatigue perfor......
With the popularization of friction stir welding(FSW),5083-H321 and 6061-T6 aluminum alloy materials are widely used dur......
本文通过对荣华二采区10...
钢丝的疲劳寿命主要受到荷载（特别是交通荷载）作用的影响.从疲劳裂纹扩展以及临界裂纹长度两个方面研究交通荷载对疲劳寿命的影响.首......
根据等效载荷概念分析了在４级应力谱载荷作用下疲劳裂纹扩展试验的结果。本文根据Ｐａｒｉｓ定律推导出等效载荷计算公式，研究结果表明该等效载......
通过水工混凝土在承受等幅循环轴向压应力下的疲劳试验得到了大量的疲劳寿命数据，并分析了疲劳寿命的分布规律，结果表明，在工程实际中......
为提高弹簧在高应力条件下的使用寿命，研究了５０ＣｒＭＡ弹钢簧的贝氏体－马氏体等温淬火的温度、时间和回火温度对性能的影响，试验结果表明，在最大......
较详细地研究了表面应力状态和表面光洁度等对汽车用齿轮的疲劳寿命的影响规律。实验发现，随着喷丸形成的表面应力增大，齿轮疲劳寿命......
船体结构的疲劳问题一直是船舶设计者十分关注的问题，特别是高强度钢在船体结构中的广泛使用，使船体结构的疲劳破坏问题更加突出。本......
通过试验，对比分析了以铁素体为基体的球墨铸铁的疲劳寿命，研究了球墨铸铁的基体组织对疲劳强度的影响。试验结果表明：球墨铸铁的疲劳......
运用统计学的方法对影响膨胀节疲劳寿命的因素进行了分析和研究，证实了ＥＪＭ标准对多层膨胀节的应力计算，对非轴向位移的当量化处理以及对......
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电池箱是动力电池系统的核心部件，是保证动力电池及其内部器件安全的屏障。本文基于proe进行二维建模，采用有限元及疲劳分析技术对电......
