印度当地时间7月30、31日连续发生的两次大面积停电事故,相隔时间之短、损失负荷之大、影响人口之多,创世界电力史之最。这一方面暴露出印度在电力管理、调度管理体制以及运行控制方面存在的严重问题,另一方面也充分说明了电网统一规划建设和坚强骨干网架对保障电力安全生产的重要意义。随着现代社会电气化程度不断提升,一次停电事故可能引发工业、交通、医疗、金融、居民生活等各方面混乱,电力安全的重要性变得愈发突出。近年来美国、俄罗斯、意大利、巴西、日本、韩国、智利等国发生的大 India’s local time on July 30, 31 consecutive large-scale two blackouts, separated by a short period of time, the loss of large load, affecting the population as much as the highest in the world history of power. On the one hand, India has revealed serious problems in power management, dispatching management system and operation control. On the other hand, it also fully shows the importance of grid unified planning and construction and strong backbone network to ensure the safe production of electric power. With the increasing electrification of modern society, a power outage may lead to confusion in industries, transportation, medical care, finance and residential life. The importance of power security has become increasingly prominent. In recent years, the United States, Russia, Italy, Brazil, Japan, South Korea, Chile and other countries occurred