美国加州地区提高山火灾害下电网弹性的公共安全停电政策和措施

The public safety power shutoff policy in California state of America is a new type of active blackout measures taken to prevent wildfire disasters, it is an urgent problem to be solved of how to ensure the safe operation of power system under public safety power shutoff policy and improve the operation resi-lience of system. The public safety power shutoff policy in California state is summarized and analyzed, and the basic process of safe operation of power grid under public safety power shutoff policy is reported, further the current existing problems and possible future research directions on security control under public safety power shutoff policy in California state are discussed. The proposed viewpoints can provide new insights of future resilient power system construction and wildfire prevention in China.