| 摘要 |
PROBLEM TO BE SOLVED: To inexpensively comprise an evaporative cooling device, and to accurately control the spray amount.SOLUTION: An evaporative cooling device has a configuration in which outdoor air OA (air) is passed through a water-shedding filter 16 and contacted with a heating element 18 after being subject to evaporative cooling with water particles sprayed from a mist nozzle 14, includes: a sensor Toa for measuring a temperature of the outdoor air OA; and a filter internal temperature sensor Tw for measuring a water-shedding filter internal temperature, and finds a humidity and an appropriate spray amount of the outdoor air based on values from them. |
