Patent ID: 11923525
Assignee: BAIDU USA LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  G  Y | IPC G  H

Claim 0:
1. A system for managing airflows in a backup battery unit (BBU) rack, comprising:
the BBU rack comprising a plurality of BBU modules provided within the BBU rack, wherein the BBU rack is configured to power a server rack in a data center;
one or more crossflow fans, wherein each of the one or more crossflow fans is configured to dynamically adjust its air blowing direction in real time; and
a rack management controller that is connected to the server rack, the BBU rack, and the one or more crossflow fans, wherein the rack management controller is configured to
detect an incident in power supply to the server rack, and
in response to the incident, send control signals to the BBU rack to control a plurality of air chambers therein, and to the one or more crossflow fans to diffuse cooling air into one or more of the plurality of BBU modules.