A new method of fatigue life calculation of tubular joints is put forward in this paper.
在上述基础上，文章提出了管节点疲劳寿命计算的一种新方法。
A calculation method used for fatigue life prediction of components under narrow band random loading is discussed in detail.
文中详细论述了机械构件在窄带随机应力作用下疲劳寿命预测的计算方法。
In addition, the FORTRAN calculation program of this method is compiled in this paper, by which the low cycle fatigue life of bellows expansion joints can be calculated accurately.
本文同时编写了该方法的Fortran计算程序，利用该程序可以比较准确地计算出膨胀节的低循环疲劳寿命。
A sort of efficient calculation method was developed for fatigue life prediction under random loading.
研究了一种用于随机载荷下试件疲劳寿命预估的有效计算方法。
Based on above, this paper proposed a new method for fatigue life calculation of tubular joint in platform structure.
文章在上述基础上，提出了管节点疲劳寿命计算的一种新方法。
By analyzing stochastic factors to influence the fatigue crack expandable life, fatigue life model was used and a calculation method for crack size was discussed.
通过分析影响裂纹扩展寿命的多个随机因素，使用疲劳寿命模型，讨论了裂纹尺寸的计算方法。
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.
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。
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。
Then reviewing other methods on fatigue life assessment, provide an acceptable estimation of acceleration factor calculation method under wide-band random vibration condition.
同时总结了其他计算随机载荷疲劳寿命的方法，说明了使用其他模型计算加速因子是可行的。
The calculated data are in good agreement with the results from the field observation. The new calculation method is reasonable and applicable to the fatigue life design of ice-exited platform.
计算结果与现场观测情况一致，这进一步验证了新计算方法的可靠性，为平台冰激疲劳设计提供了依据。
The calculated data are in good agreement with the results from the field observation. The new calculation method is reasonable and applicable to the fatigue life design of ice-exited platform.
计算结果与现场观测情况一致，这进一步验证了新计算方法的可靠性，为平台冰激疲劳设计提供了依据。
应用推荐