介绍智能变电站二次系统调试流程以及单体调试、分系统调试、系统一体化调试3个阶段的调试内容。在此基础上对智能变电站二次系统调试的3个案例进行分析探讨,总结智能变电站二次系统调试经验。 Introduce the debugging procedure of the secondary system of intelligent substation and the debugging contents of three stages of single commissioning, sub-system commissioning and system integrated commissioning. On this basis, three cases of secondary system commissioning in intelligent substations are analyzed and discussed, and the experience of secondary system commissioning in smart substations is summarized.