This article outlines the status of air separation unit(ASU),touches on MS process about Yuegang 6000 Nm3/h ASU, analyses its automation system configration and some typical control loop.

• 本文介绍了空分装置的现状，简述了粤港6000Nm3/h制氧机的MS流程，并对其自动化系统的配置及典型控制回路进行了分析。