本文用概率断裂力学的方法研究了海洋平台管节点的疲劳强度。
The paper deals with fatigue life of welded joints of offshore structures by using the method of probabilistic fracture mechanics.
裂纹扩展曲线的建模是基于概率断裂力学的耐久性分析方法的前提。
Modeling of crack growth curve is the premise of the durability analysis based on probabilistic fracture mechanism.
基于概率断裂力学的基本假设和原理,提出一种改进的通用EIFS分布确定方法。
According to the essential hypothesis and principle of probabilistic fracture mechanism, the advanced method of estimating generic parameters of EIFS distribution is presented.
最后,给出了概率断裂力学方法预测焊接钢梁在给定可靠度下疲劳裂纹扩展寿命的算例。
At last, adopting PFM to estimate fatigue crack growth life for welded steel beams under given reliability.
应用概率断裂力学方法,对含初始裂纹体的金属材料(铝合金)构件的疲劳裂纹扩展寿命进行可靠性分析。
Applying probabilistic fracture mechanics approach (PFMA), the reliability analysis is carried out for helicopter metal material (aluminum alloy) structure having initial cracks.
通过对浴缸式接头圆角耐久性试验及分析研究,证明基于概率断裂力学的耐久性设计方法对圆角也是适用的。
Testing and analysis research on fillets of bathtub joint show that the durability design approach based on probabilistic fracture mechanics is applicable to fillets.
本文采用概率断裂力学方法和可靠性分析方法,针对压力容器焊接接头的组织不均匀特点,研究了焊缝区疲劳失效概率模型。
The paper studies the fatigue failure probabilistic model of the weld zone in welded joint using probabilistic fracture mechanics and reliabilitistic analysis methods.
最后,应用概率断裂力学方法(PFMA),对含初始裂纹体的直升机金属材料(铝合金)构件的疲劳裂纹扩展寿命进行可靠性分析。
Finally, applying Probabilistic Fracture Mechanics Approach (PFMA), the reliability analysis is carried out for helicopter metal material (aluminum alloy) structure having initial cracks.
最后,应用概率断裂力学方法(PFMA),对含初始裂纹体的直升机金属材料(铝合金)构件的疲劳裂纹扩展寿命进行可靠性分析。
Finally, applying Probabilistic Fracture Mechanics Approach (PFMA), the reliability analysis is carried out for helicopter metal material (aluminum alloy) structure having initial cracks.
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