摘要
介绍了氯碱化工生产中污水预处理系统及加酸、加碱工艺的PLC自动化控制。PLC具有运行稳定、可靠性高及价格低廉等优点,能保证污水排放质量。
Waste water pretreatment system, PLC autocontrol of adding acid and alkali in chlor-alkali production were introduced. PLC was stable, high reliability and low price, and waste water quality was guaranteed.
出处
《中国氯碱》
CAS
2007年第7期21-23,共3页
China Chlor-Alkali
关键词
PLC
污水
PH值
非线性控制
中和反应
PLC
waste water
pH value
nonlinear control
neutralization reaction
