90-30 PLC系统对分子筛干燥器的逻辑控制

LOGISTIC CONTROL OF 90-30 PLC SYSTEM OVER MOLECULAR SIEVE DRYER

利用GE公司的90-30PLC系统开发合成塔入口分子筛干燥器的逻辑控制,确保合成塔入口合成气的水分和CO2的浓度达标,提高合成氨反应效率。

Uses 90-30 PLC system of GE company to develop the logistic control system over molecular sieve dryer at the converter inlet, in order to ensure the concentration of moisture and CO2 in the converter inlet syngas to reach the standard and optimize ammonia reaction.