| 摘要 |
PROBLEM TO BE SOLVED: To provide a circulation control system capable of adjusting the temperature of intake air to an electronic apparatus when a part of exhaust air from the electronic apparatus is circulated.SOLUTION: The circulation control system includes: a duct projection part 6A which has a height direction position adjusting mechanism 6Y for adjusting the position in a height direction of a front end 6X which is disposed above a cold aisle 7 at one side of an electronic apparatus mounting rack 3; and a control unit 20 for controlling the height direction position adjusting mechanism based on a temperature to change the circulation amount of warm air to the cold aisle from a hot aisle 8 at the other side of the electronic apparatus mounting rack.SELECTED DRAWING: Figure 1 |
