According to the stress spectrum of weaking section in fatigue test and S-N Curve of classic welding joint in this section, we establish a model of life calculating by the principle of fatigue damage equivalence, then we get the relationship between the c
According to the stress spectrum of weaking section in fatigue test and S-N Curve of classic welding joint in this section, we establish a model of life calculating by the principle of fatigue damage equivalence, then we get the relationship between the c
根据疲劳薄弱部位在室内疲劳试验中的应力谱及该部位典型接头的S-N曲线，按照疲劳损伤等效原则建立交叉支撑装置的寿命预测模型，得到了交叉支撑装置实际运用寿命与室内疲劳试验加载循环次数的关系。