聚酯装置中酯化塔堵塞的消除

Elimination of esterificaion column for block in PET line

主要探讨酯化塔易产生堵塞的原因，介绍对该塔进行多次改造的措施，使塔的堵塞问题得到解决。

To look into the causes of the easy block of esterification reactor.The improvement of the column was introduced repeatedly and the problem of column block was resolved.