在不锈钢换热器的运行过程中,若两种不同流体的温度差异较大,且换热器结构为刚性,为实现稳定运行,应选择传热系数较大的流体通过壳程,以降低热应力和磨损,延长设备使用寿命。
当流体流量较小且粘度较大时,为确保运行需求,需直接将这些流体通过壳程。
若热流体的主要操作目的是冷却,且进出口温度满足生产工艺要求,出口温度具体选择需根据实际情况进行。
若出口温度较高,应选择较小的不锈钢换热器,同时增加冷却介质流量;反之,若出口温度较低,则应选择较大的换热器并相应减少冷却介质流量。因此在选择时,需根据出口温度来调整具体的冷却介质。
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