• The advantages and disadvantages of the fatigue damage cumulative rules are discussed.

    比较各种疲劳损伤累积理论计算方法的优缺点

    dict.cnki.net

  • Then, constitutive equations are written for plastic, creep and fatigue damage phenomena.

    从而建立塑性蠕变疲劳损伤现象的本方程

    dict.cnki.net

  • In this paper, the fatigue damage mechanisms of concrete under repealed loads are studied.

    本文研究了水泥混凝土在重复荷载作用下的疲劳损伤机理

    dict.cnki.net

  • The fatigue damage cumulative rule plays a key role on the structure design against fatigue.

    疲劳累积损伤分布规律结构疲劳可靠性分析与设计关键内容之一。

    dict.cnki.net

  • The fatigue damage analysis method which is based on fatigue life model is briefly introduced.

    简要介绍了疲劳寿命模型分析疲劳可靠性的方法

    dict.cnki.net

  • The formula of the fatigue crack propagation rate was directly derived from the fatigue damage criterion.

    通过疲劳损伤准则,导出疲劳裂纹稳定扩展速率计算公式。

    dict.cnki.net

  • Optimization design method of welded structure was put forward with welded joint fatigue damage as constraints.

    提出考虑焊接接头疲劳损伤约束焊接结构抗疲劳优化设计方法

    www.juyy.net

  • According to the correlation between accumulative damage and loading level the fatigue damage model is established.

    依据损伤演变损伤状态、加载条件相关性,建立了相应的疲劳损伤模型

    dict.cnki.net

  • Therefore the device is suitable for bone fatigue damage test and for establishment of the model of bone microdamage.

    实验证明该机适合骨组织疲劳损伤实验,用于建立微损伤模型

    dict.cnki.net

  • According to the correlation between accumulative damage and loading levels, the fatigue damage model is established.

    依据损伤演变损伤状态、加载条件相关性建立了相应疲劳损伤模型

    dict.cnki.net

  • The practically used method of how to evaluate the accumulated fatigue damage and residue fatigue life is introduced.

    提出疲劳累积损伤度剩余疲劳寿命实用计算方法

    dict.cnki.net

  • The mechanism of Fe-based alloy coating for thermal fatigue damage resistance of wheel cast steel was analyzed by SEM.

    扫描电镜分析研究了合金涂层车轮铸钢材料抗热疲劳损伤机制影响。

    www.dictall.com

  • Fatigue damage once invalidated railway bridge, fatigue crack ever resulted in collapse of artesian well desk in ocean.

    疲劳损伤使铁路桥梁失效,疲劳裂缝存在使海洋钻井台倒塌倾覆,酿成悲剧。

    zuci.chaziwang.com

  • Load capacity contained by calculating safety factor that resistant to fatigue damage caused by the maximum load force.

    负载能力通过计算抵抗最大负载力造成疲劳毁损安全系数得出。

    lib.cqvip.com

  • According to optimal curve to start-up, boiler drum not only reduces fatigue damage, but also cut down the start-up time.

    优化曲线启动不仅保证汽包寿命损耗小,而且能大量缩短锅炉启动时间

    dict.cnki.net

  • CONCLUSION: tendon can adapt to the exercise training, and there is fatigue damage in tendon during this adaptation process.

    结论肌腱运动训练发生适应性改建,在过程伴随着疲劳性损伤发生

    dict.cnki.net

  • Through test analysis of the specimen (B-car), the fatigue damage theory is proven to be useful in the vehicle durability test.

    通过样车(B车)的试验分析证明疲劳损伤理论耐久试验中应用非常有效

    dict.cnki.net

  • The residual strength of the aluminum alloy fuselage panels with widespread fatigue damage (WFD) is investigated experimentally.

    进行了广布疲劳损伤WFD铝合金机身壁剩余强度试验研究。

    www.dictall.com

  • The photographs of the sweep electron microscope show that fatigue damage are caused mainly by microcracks and impurities of metal.

    通过疲劳断口电镜扫描试验,证明防爆膜的疲劳破坏存在于金属内部的微裂纹杂质所引起

    journal.ecust.edu.cn

  • The damage evolutionary path and the damage equation which depicts the fatigue damage accumulation are introduced also in this paper.

    文中给出了损伤演变路径描述损伤演化行为疲劳累积损伤方程

    dict.cnki.net

  • By analysing individual parameter, the cause of fatigue damage of water tank was found out, the advice of improvement was put forward.

    通过阶模态参数分析找出水箱疲劳损坏原因提出了进一步改进意见

    dict.cnki.net

  • But the common linear fatigue damage cumulative rule neglects the fatigue damage which is brought by the high frequency and low stress.

    一般线性损伤累积理论忽略频率疲劳应力所引起构件疲劳损伤,致使预测结果实际寿命相差很大。

    dict.cnki.net

  • In this paper a new criterion for thermal fatigue damage was proposed to evaluate the thermal fatigue performances of metallic materials.

    本文提出一种新的疲劳损伤判据,用以评估金属材料热疲劳性能

    dict.cnki.net

  • This article describes the phenomenon, effect factors and distinguishable characteristics of fretting fatigue damage failure by real case.

    介绍微动疲劳损伤失效现象影响因素鉴别特征,并举例说明。

    dict.cnki.net

  • Fatigue damage of ship and ocean engineering structures will caused by fluctuation loadings, such as wave loading, during their service time.

    船舶海洋结构服役过程中受到波浪载荷交变作用而引起结构的疲劳损伤

    dict.cnki.net

  • Fatigue damage is the main destroy mode for the machinery parts and engineering structures under alternate loading over a long period of time.

    对于那些长期经受交变载荷作用机械零件工程构件疲劳破坏一种主要破坏模式

    dict.cnki.net

  • The results show that multiaxial fatigue damage parameter presented in this paper may be used under either proportional or non proportional loading.

    结果表明本文提出的多疲劳损伤参量用于多轴比例循环加载可用在比例加载条件

    dictall.com

  • Therefore, the distribution configuration of the fatigue damage threshold is the same as the distribution configuration of lineal cumulative damage.

    因此,新定义疲劳损伤阀值线性累积损伤之间在分布形态一致的。

    hkxb.buaa.edu.cn

  • It is well suited for monitoring in line production in structural components for the aerospace about detection of damage and progressive fatigue damage.

    从这个现象获得的信息表明,非常适宜应用到宇航结构件生产线无损检测疲劳损伤预报。

    dj.iciba.com

  • It is well suited for monitoring in line production in structural components for the aerospace about detection of damage and progressive fatigue damage.

    从这个现象获得的信息表明,非常适宜应用到宇航结构件生产线无损检测疲劳损伤预报。

    dj.iciba.com

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