根据汽轮机低压叶片所受载荷的特点，建立了一种基于三维有限元法和改进局部应力应变法的叶片疲劳寿命预测模型。
According to the characteristics of loads on blades, a model for estimating fatigue life of blades is presented based on three-dimensional finite element method and improved local strain method.
同时结合实例，提出一种基于有限元-多体技术对动载作用下柔性结构的疲劳寿命预测方法进行研究。
With an actual example, research method based FEM-Multi body technology is developed for flexible structure applying dynamically loading.
基于三维有限元分析方法预测热循环条件下焊点的疲劳寿命，对无铅材料95。
Finally the life of CSP solder joint based on Pb-free material 95.
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