During the production of bisphenol A,the crystals of bisphenol A and phenol may adhere to equipment and pipelines,causing blockage and affecting product quality and the continuous and stable operation of unit.This article analyzes the situation of high outlet pressure of adduction crystallizer encountered in daily operation,calculates the settlement of bisphenol A-phenol crystals in pipelines,and optimizes the daily operation based on the calculation results to ensure the continuous,long-term and stable operation of the unit.
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