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荆门炼油厂常减压装置扩建改造时,对换热流程重新进行了安排。改造前后的换热流程如图1和图2。半年多的生产实践证明,改造后的流程,初馏塔及常压炉在大处理量
Jingmen refinery atmospheric and vacuum unit expansion transformation, the heat transfer process has been re-arranged. Before and after the transformation of the heat transfer process shown in Figure 1 and Figure 2. More than six months of production practice has proved that after the transformation of the process, pre-distillation tower and atmospheric furnace in the large capacity