Main Menu>General Postproc>Fatigue>Size Settings,然后输入参数2、1、2 Main Menu>General Postproc>Fatigue>Property Table>S-N Table,然后在左侧一列输入数据10000,20000,30000,40000,50000,60000,70000,80000,90000,100000,200000,300000,400000,500000,600000,700000,800000,900000,1000000,10000000,右侧一列输入数据185333,180000,177333,176000,174667,1733333,172667,172000,171333,170667,167333,164667,162667,162000,160667,159333,158667,158000,157333,144667 Main Menu>General Postproc>Fatigue>Stress Locations,上面两个空格分别填入1,7970 Main Menu>General Postproc>Fatigue>Stress Locations,上面两个空格分别填入2,8022 Main Menu>General Postproc>Fatigue>Store Stresses>Specified Val,按顺序填入数据(重复四次,对应四个FS命令) Main Menu>General Postproc>Fatigue>Assign Events,按顺序填入1、1、1、fatigue(这个其实是名字,随意) Main Menu>General Postproc>Fatigue>Calculate Fatig,输入1,完成计算。 最后提醒一句:学ansys,多看看help文件总有很多好处的。