Patent ID: 7635040
Filing Date: 2009-12-22
Classification: B60H,B60K,B60L,Y02T

Abstract:
1. A cooling system for a battery unit and a motor control unit of a hybrid vehicle, comprising: an air intake duct communicating with the battery unit, and drawing air from an interior of the vehicle; an outlet port of the battery unit to discharge the air drawn into the air intake duct from the battery unit; an MCU inlet duct extending from the outlet port to the motor control unit; a bypass duct branched from the outlet port to bypass the motor control unit; an MCU outlet duct through which air discharged from the motor control unit passes; a joining duct at which the MCU outlet duct and the bypass duct are joined; and a blower fan installed at a predetermined position on the joining duct, wherein said air intake duct is arranged above the battery unit; a plurality of inlet ports is arranged in a longitudinal direction of the air intake duct in series, and is open upwards to draw air from the interior of the vehicle; and an overall shape of a part extending from the inlet ports to the battery unit is a C shape.