New energy gathering area shared energy storage optimization operation method and device

The invention discloses a shared energy storage optimization operation method and device for a new energy collection area, the new energy collection area comprises a plurality of new energy stations and a plurality of energy storage systems, and the method comprises the following steps: respectively obtaining the planned power output of each energy storage system and the total planned power output of all energy storage systems; the charge state of each energy storage system is obtained, and the output power of each energy storage system is determined according to the charge state; when the total planned power output is discharging, one or more energy storage systems are selected for discharging according to a first preset control strategy; and when the total planned power output is charging, selecting one or more energy storage systems for charging according to a second preset control strategy. By comprehensively considering the operation economical efficiency of the new energy system and the operation econom