The linear fatigue of the jacket structure was evaluated by using wave spectrum analysis theory and theory of linearcumulativedamage.
采用随机波浪谱和线性疲劳累积损伤理论对导管架式海洋平台在波浪荷载作用下的疲劳可靠性进行研究。
2
According to the linearcumulativedamage theory, a method for estimating life for welding structure of farm machinery acted under load spectrum is given.
本文根据线性累积损伤理论，给出了农机焊接件在谱载荷作用下的寿命估算方法。
3
From the curves we can see that most of the experiment results are above the linearcumulativedamage curve, it indicates that the steel P91 is negative interaction under the condition of this thesis.