A COOLING SYSTEM OF RAILCAR AND METHOD FOR COOLING THEREOF

摘要

An air conditioner for a motor car and a cooling method thereof are provided to maintain indoor temperature of the vehicle optimally because output of the air conditioner unit is maintained at the current state. An air conditioner for a motor car comprises an air conditioner unit(10) which comprises an evaporator(16) for supplying cool air to the inside of a vehicle through a feed duct(OD) connected to the inside of the vehicle, a temperature measurement unit(20) which is installed in the optimal position of the outdoor of the vehicle and comprises a third thermal sensor(26) for detecting the external temperature, and a control unit(30) comprising an inverter unit(36) for controlling the compressor and a digital and analog input/output control unit(38).