粗苯净化工序存在的问题及改进措施

Problems of crude benzol purification process and its improvement measures

对粗苯净化工艺运行中存在的问题进行了分析。通过调整工艺参数、改造工艺管道及设备等措施,稳定洗苯操作,洗苯塔后煤气含苯控制在4g/m3以下。

This paper analyses the problem of crude benzol purification process .The operation of improved benzol scrubbing process is more stable and benzol content in gas after benzol scrubber is controlled below 4g/m 3 by adjusting process parameters and modifying process piping＆amp;equipment as well.