ENERGY STORAGE SYSTEM

摘要

An energy storage system includes a battery system, a direct current link, and a controller. The battery system includes battery racks that respectively include rack battery management systems. The battery racks are divided into at least one first battery rack including a first battery and at least one second battery rack including a second battery. The direct current link is connected to the battery system. The controller determines the operation mode of the battery system from one of a charge mode or a discharge mode. The controller performs a control operation in the charge mode to charge the first battery rack and not operate the second battery rack, and performs a control operation in the discharge mode to discharge the second battery rack and not operate the first battery rack.

主权项

1. An energy storage system, comprising:
a battery system including a plurality of battery racks, the battery racks respectively including a plurality of rack battery management systems (BMSs), the battery racks divided into at least one first battery rack including a first battery and at least one second battery rack including a second battery; a direct current (DC) link connected to the battery system; and a controller to determine an operation mode of the battery system from one of a charge mode or a discharge mode, wherein the controller is to perform a control operation in the charge mode to charge the first battery rack while the second battery rack is not operated and is to perform a control operation in the discharge mode to discharge the second battery rack while the first battery rack is not operated.