醋酸洗涤塔塔盘脱落原因分析及应对措施

Causes and Countermeasures of Acetic Acid Tower Tray off

结合醋酸洗涤塔内部检查情况及出现塔盘脱落的问题,分析了可能引起塔盘脱落的几种原因,并提出了应对措施,对比了整改措施实施前后的运行效果。实践证明:整改措施实施后,醋酸洗涤塔运行稳定,出塔物料结构与设计相符,装置得以长周期、满负荷运行。

For the checking results inside the acetic acid washing tower and the tray-off problems,this paper points out several reasons which are likely to cause tray-off,and puts forward the countermeasures.It also makes a comparison of the operating results before and after the rectification.