In addition,only sensible cooling is performedby mechanical refrigerating system,so the higher evaporating temperature is required and consequently the coefficient of performance,COP,of mechanical refrigerating system will be higher.

• 而且由于机械制冷仅仅被用于消除显热，所以可以提高制冷系统的蒸发温度从而提高制冷系统的性能系数。