| 摘要 |
PURPOSE: A cooling method of a cooling room and a refrigerator with the door of the cooling room is provided to prevent wasting of the power by frequent opening and closing of the door, by a cooling room in the door. CONSTITUTION: A refrigerator with the door cooling room comprises an inlet port(121), an outlet port(131), a first damper(120), a second damper(130), a the door of a cooling room(110), a temperature sensor(150), and a control unit. The first damper is mounted to the inlet port, and controls the amount of inflow of the cool air. The second damper is mounted to the outlet port, and controls the amount of output of the cool air. The door of a cooling room is to move up and down for opening and closing of the door. The door of a cooling room is combined with the lower part of the door by a hinge connection. The temperature sensor is mounted in the cooling room and measures the temperature. The control unit controls the first damper according to the temperature value which is measured in the temperature sensor and opening and shutting of the second damper. |
