冷库蒸发器具有换热系数高、重量轻、不生锈、使用寿命长、安装方便等诸多优点，铝排管导热系数达210W是铜管换热系数的5倍。
根据热力学冷库蒸发器的换热面积等于换热量除以换热系数，那么冷库采用铝排管作为蒸发器那么冷库的蒸发器的换热面积就要小5倍，这样一来不仅节省了冷库蒸发的采购成本而且也大大的减少了冷库蒸发器的吊装与承重工作量。
冷库中的盘管应如何选择
由于铝排管换热系数的减少也使冷库蒸发器的总容积减少，从而减少冷库工程的载冷剂充注量，从而大大的减少了冷库的一次性投资。
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