Research on Key Technologies in Resilient Power Grid

In recent years, power outages caused by emergencies have caused huge economic losses, and the research on resilient distribution networks has attracted much attention and attention. The article introduces the connotation and concept of resilient distribution network and Tells about the connotation of the intelligent reserve power system, the key role in the resilient distribution network, the mechanism of adjustable load in enhancing the toughness of power grid, intelligent diagnosis and intelligent operation and maintenance of power cables and their subsystems, the Effect of Virtual Power Plant on Power Grid Resilience and the Key technologies that affect the development of virtual power plants. From the prevention level before the disaster and the recovery level after the disaster, the key technologies to maintain the stability of the power grid and improve the resilience of the power grid are described.