| 摘要 |
The present invention relates to a control system of the flow rate of air in a vehicular engine room, comprising: a fan shroud mounted with a cooling fan including a fan motor and a fan blade; a rotary shutter equipped in the fan shroud by corresponding to an operation area of the fan blade and the area in which air passes is varied along a columnar direction; a plurality of flaps mounted on the fan shroud to open and close a part of that the rotary shutter is not mounted; and a control unit to control the opened area of the rotary shutter, the opening and closing of the flaps, and the operation of the cooling fan according to the operation status of a vehicle. |
