| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cooling device with high energy saving effect, which recovers the cooling drainage especially having a temperature higher than the outside air wet bulb temperature, cools a cooling tower and the refrigeration type chiller having a condenser using cooling water obtained from the cooling tower as the cooling/heating source, and automatically stops the operation of a refrigeration type chiller, when the outside air temperature is low, in the reuse of cooling drainage drained from an industrial process cooling device used for cooling various utilizations including food industry and the chemical industry, and also to provide a recovery method for cooling drainage using the device. <P>SOLUTION: This cooling device comprises: the open type cooling tower 10a; the heat exchanger 15 using the produced cooling water as the cooling/ heating source; the refrigeration type chiller 20 comprising the condenser 16 cooled by the cooling water, a capacity control type displacement compressor, an evaporator 18 and the like; a cooling water tank 21; and a circulation passage 23. <P>COPYRIGHT: (C)2004,JPO |
