煤粉过滤器反吹控制系统升级改造

Coal Dust Filter Reverse Blowing Control System Upgrade

河南煤业化工集团中原大化公司煤化工500 kt/y甲醇项目,煤气化装置采用壳牌(Shell)干煤粉加压气化工艺。简述在气化煤粉过滤器反吹控制系统中用的西门子S7-300 PLC升级为S7-400 PLC冗余系统改造实施及应用情况。

Coal chemical industry group in Henan Zhongyuan Dahua Company coal chemical methanol 500 kt/y project,coal gasification device adopts the shell(Shell) dry pulverized coal gasification technology.The gasification of pulverized coal in filter reverse blowing control system used in the Siemens S7-300PLC upgrades for the S7-400PLC redundancy system reformation and application.