| 摘要 |
PROBLEM TO BE SOLVED: To provide an energy storage device and an energy storage system including the same.SOLUTION: The energy storage device includes at least one battery pack, a power conversion unit to convert AC power from a first of three phases of an internal power network into DC power in a charging mode, and to convert the DC power stored in the at least one battery pack into the AC power in a discharging mode, a communication module to exchange data with an external energy storage device, and a controller to control the power conversion unit, thereby allowing data exchange with the external energy storage device connected to another of the three phases.SELECTED DRAWING: Figure 4 |
