Exchanger (heat exchanger) : it is applicable to cool the treatment fluid used to feed pump, it has to be used in the duty-cycle operation of treatment fluid.
换热器(热交换器)：用于冷却供给泵的工作液，在工作液循环使用的过程中，必须具备。
3
Because there is sulfolane, water and steam in the feed of EA-303 vertical heat exchanger, which resulted in tube problems occurred frequently.