The relation between power system fault current and the initial fault current angle is analyzed and an intelligent recloser module based on choosing the initial fault current angle is put forward.

• 分析了电力系统故障时短路电流与合闸角的关系,提出了一种基于合闸角选择的智能重合闸模块,在重合于永久性故障时能有效地降低暂态过程对系统的冲击。