摘要
本文介绍一种基于PLC的煤气计量系统。以昆明市煤气计量站的煤气计量系统为例，阐述了该系统的体系结构。该系统采用主、备份机同时运行的方式，保证数据采集的不间断。系统实际运行稳定、数据采集准确。
This paper introduces a coal gas metrologieal system with PLC and describes the system architecture served in Kunming Coal Gas Metrologieal station with redundant operation of master and backup controllers, the data acquisition is uninterrupted, The system works stable and accurate for data acquisition.
出处
《自动化信息》
2008年第1期79-80,共2页
Automation Information
关键词
PLC煤气计量
数据通讯网络
SCADA系统
管理信息系统
Coal Gas Metrology with PLC
Data Communication Network
SCADA System
Management Information System
