巴基斯坦“2023.1.23”大停电事故分析及启示  

Analysis and Lessons of Pakistan Blackout Event on January 23,2023

作　　者：屠竞哲 何剑 安学民 张国宾 谢岩 孙为民 李琳 TU Jingzhe;HE Jian;AN Xuemin;ZHANG Guobin;XIE Yan;SUN Weimin;LI Lin(China Electric Power Research Institute,Haidian District,Beijing 100192,China)

机构地区：[1]中国电力科学研究院有限公司,北京市海淀区100192

出　　处：《中国电机工程学报》2023年第14期5319-5328,共10页Proceedings of the CSEE

基　　金：国家电网有限公司总部科技项目(5100-202155482A-0-5-ZN):“基于总体国家安全观的大停电事件全链条演化机理与战略防御框架研究”。

摘　　要：2023年1月23日,巴基斯坦电网发生大停电事故,损失负荷11356MW,持续时间接近22h,引发广泛关注。该文首先介绍巴基斯坦电力系统的电源、电网及负荷概况;然后,梳理此次大停电事故的各阶段发展过程,从网架结构、运行方式、涉网保护、防御措施、事故恢复、重要用户6个方面分析大停电事故的直接和间接原因;最后结合中国电力系统特点及面临的新形势,提出保障大电网安全稳定运行、防止大面积停电的相关措施建议。On Jan.23rd,2023,a blackout occurred in the Pakistan power system with the power loss of 11365MW and the time duration of nearly 22 hours,which has attracted widespread interest all over the world.In this paper,the general situations of the Pakistan power system including generation,grid and load are introduced.Then,the all-stage propagation processes of the blackout are given.On this basis,the direct and indirect causes of the blackout are analyzed from 6 aspects such as power grid structure,operational scenario,grid-related protection,defense measure,restoration after outage and important power users.Finally,considering the characteristics and the new situations faced by our power system,the correlative suggestions are proposed in order to guarantee safe operation of the large power system and prevent large-scale blackout.

关 键 词：巴基斯坦电网 大停电事故 功率振荡 电网解列 频率崩溃 

分 类 号：TM73[电气工程—电力系统及自动化]