摘要
主要阐述了可编程控制器(PLC)在化工多组分间歇精馏过程中回流比控制系统的应用情况,介绍了系统的测控原理,给出了系统的硬件构成和软件设计方案。
The application of PLC in the reflux control system of multi-component distillation is discussed
here. The mechanisrn of the system is introduced. The hardware structure as well as software is designed.
出处
《仪器仪表学报》
EI
CAS
CSCD
北大核心
2003年第z2期567-568,共2页
Chinese Journal of Scientific Instrument
关键词
间歇精馏
PLC
测
控
Batch distillation
PLC
Measurement and control
