Patent ID: 8248799

Claim:
A data center comprising: a housing comprising a top wall, a bottom wall opposite to the top wall, and opposite left and right sidewalls; a plurality of server modules arranged in the housing, wherein each server module defines a plurality of through holes respectively facing towards the top wall, the bottom wall, the left and right sidewalls of the housing; a plurality of cooling units arranged in the housing near the top wall and above the server modules; and a plurality of fans arranged in the housing, adjacent to and disposed between the cooling units; wherein when the data center runs, heated air flows out of the plurality of server modules through the plurality of through holes of the server modules respectively facing towards the top wall, the bottom wall of the housing, and is then driven to the corresponding cooling units by the plurality of fans, the heated air is cooled by the plurality of cooling units, cooled air goes down and enter the plurality of server modules through the plurality of through holes of the plurality of server modules respectively facing towards the left and right walls of the housing to cool the plurality of server modules.