The probabilistic design of LCF for turbine disk was accomplished by modifying the dimensions, in which LCF life reliability was taken as probabilistic design criterion.

• 以低循环疲劳寿命的可靠度为概率设计准则，对涡轮盘进行反复的设计和计算验证，通过修改结构尺寸完成涡轮盘低循环疲劳的概率设计。