Operating costs of using the steam jet refrigeration system to cool the temperature of water in air conditioning system are lower than the refrigerative compressor.

用蒸汽喷射制设备作为空气调节系统的,论在基建费用及经常运转费用方面均较氨冻机来得经,因此近年来它已渐为有关工业部门所重视。