单塔连续精馏工艺在粗苯初馏的应用

Application of continuous rectification process with single column in crude benzol primary distillation

本文介绍了单塔连续精馏工艺的工艺流程、工艺原理、开工步骤及运行中出现的问题,并对问题进行了分析,在生产中排除了故障。该工艺在焦化行业有一定的推广意义。

The process flow, process principle, startup procedure and problems occurred in operation of the continuous rectification process with single column are described and the problems are analyzed in the paper. Troubles are removed in production. The process has a certain popularizing significance in coking industry.