双频激振下带V形缺口轴的疲劳寿命研究
化春键,李冬冬,蒋毅,俞建峰,陈莹

Study on fatigue life of shaft with V-notch under dual-frequency excitation
Chun-jian HUA,Dong-dong LI,Yi JIANG,Jian-feng YU,Ying CHEN
表1 疲劳破坏实验三因素三水平设置
Table 1 Setting of three factors and three levels of fatigue failure experiment
水平因素
θ/(°)r/mmd/mm
-1600.21
0900.32
11200.43