CPC H02J 7/0048 (2020.01) [G01R 31/374 (2019.01); G01R 31/3835 (2019.01); H01M 10/425 (2013.01); H01M 10/48 (2013.01); H01M 10/482 (2013.01); H01M 10/486 (2013.01); H01M 50/204 (2021.01); H02J 7/0013 (2013.01); H02J 7/007 (2013.01); H01M 2010/4271 (2013.01); H01M 2220/10 (2013.01)] | 11 Claims |
1. A battery bank control device for setting a power limit value of a battery bank in which a plurality of battery racks are connected in parallel, the device comprising:
a voltage measurement unit configured to measure a voltage of each battery rack of the plurality of battery racks;
a first power limit calculation unit configured to calculate a first power limit value according to a state of charge (SOC) calculated based on the voltage of each battery rack with respect to each battery rack;
a capacity ratio calculation unit configured to calculate a capacity ratio of each battery rack based on capacity information of the plurality of battery racks;
a second power limit calculation unit configured to calculate a second power limit value using the capacity ratio and the first power limit value of each battery rack; and
a battery bank power limit calculation unit configured to calculate a battery bank power limit value using the second power limit value of each battery rack.
|