安装成功后,在FLUENT启动界面处,Environment中勾选Setup Compilation Environment for UDF,下方目录填写udf.bat所在目录C:\ANSYS Inc\v221\fluent\ntbin\win64\udf.bat; (若出现fatal error LNK1104: cannot open file 'kernel32.lib',请参考笑哥无敌教程解决