Patent ID: 9389660
Filing Date: 2016-07-12
CPC Classification: G06F,H02J,H04L,H05K,Y02D

Claim Text:
1. A method for controlling a battery backup unit (BBU) configured to hold at least one BBU sub-system, each BBU sub-system including at least one battery module, the method comprising: receiving a new BBU sub-system in the BBU, the new BBU sub-system including at least one undercharged battery module; charging, after the receiving, the at least the one undercharged battery module; determining that the charging is complete, the determining being performed by any one of the BBU, the new BBU sub-system, at least one of the battery modules in the new BBU sub-system; and updating, in response to the determining, the status information in a memory, wherein while the at least one BBU sub-system in the BBU is unfunctional and the input power is outside of normal operating tolerances, another one of a plurality of BBU sub-systems in the BBU provides power to a server coupled to the BBU, and the server records relevant information such that the server adjusts its own loading according to the relevant information; and while a self-discharging test is performed on the at least one battery module of each BBU sub-system and the input power is outside of normal operating tolerances, other battery modules of the plurality of BBU sub-systems provide power to the server.