| 摘要 |
PURPOSE: An air conditioning system for an automobile is provided to prevent and remove moisture in a wind shield glass without additionally operating a temperature mode by discharging cold wind increased in temperature after heat-exchange. CONSTITUTION: In an air conditioning system for an automobile, chilled air cooled by an evaporator or air flowed in by a blower fan to cool and heat a room of the automobile is discharged through a defrost duct(11), a vent duct(12), and a foot duct(13) installed inside the automobile to the inside of the automobile through a passage of a blowing duct case(10). The air conditioning system for the automobile includes doors(14,15,16) installed at the ducts for opening and shutting each duct, a heater core(17) installed at a predetermined place, an air mix door(18) opening and shutting a path of the heater core, wherein a sub door(19) is installed by dividing the air mix door to interwork only in a defrost mode and a mix mode, so that warm wind is discharged to the defrost duct regardless of a temperature mode.
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