Patent ID: 7619887
Filing Date: 2009-11-17
Classification: G06F,H05K

Abstract:
1. An apparatus for cooling electronic modular units, the apparatus comprising: a cabinet, the cabinet being an equipment, server and network cabinet in an installation area, the cabinet defining a front and a rear, the rear further defining a rear access area; and a plurality of fans located in a vicinity of the rear of the cabinet, the fans for removing a heat loss produced by the electronic modular units; wherein: an air-to-liquid heat exchanger is positioned longitudinally on the cabinet and covers an area of the rear of the cabinet; a door, the fans are integrated into the door to form a fan door, the fan door in a closed position covers the rear access area of the cabinet, the air-to-liquid heat exchanger is positioned adjacent to the fan door and covers a residual area of the rear of the cabinet, the residual area is an area of the cabinet not covered by the fan door; and a front supply of cooling air from an environment of the cabinet is used with the air-to-liquid heat exchanger and with the fans to remove heat loss produced by the electronic modular units, the fans to suck exhaust air of the electronic modular units supplied with the heat loss out of the cabinet and, prior to delivery to the ambient air surrounding the cabinet, pass the exhaust air through the air-to-liquid heat exchanger for cooling purposes.