Davy双塔精馏系统开车运行总结

Sum-Up of Start-Up and Operation of Davy Two-Column Rectification System

介绍了煤制烯烃项目中DAVY双塔精馏系统的工艺流程及开车运行情况,针对开车过程中暴露出的问题进行分析,提出了解决措施及调节方法。经过一系列调整后,DAVY双塔精馏系统的各项指标趋于稳定,产品质量合格,逐步进入高负荷、长周期稳定运行的状态。

A presentation is given of Davy two-column rectification process flow sheet in coal to olefin project and start-up operation conditions, an analysis is carried out based on problems in start-up process, and countermeasures and adjustment methods are proposed.After a series of adjustments, each indicator of Davy two-column rectification system is tending towards stabilized, the product is qualified, the system is gradually entering high load and long-period stable operation conditions.