基于PLC的在线水质监测系统  

Online Water Quality Monitoring System Based on PLC

作　　者：张伟[1] 戴建坤[1] 许春莲[1] 王文君[1] 赵秀芹[1] 白璐[1] 

机构地区：[1]中国环境科学研究院工程设计研究中心,北京100012

出　　处：《化工自动化及仪表》2014年第5期501-505,共5页Control and Instruments in Chemical Industry

摘　　要：为了实现水质的在线自动监测和环境技术管理工艺全过程的多点连续水质指标测试,在环境技术验证评估移动工作站内设计了基于PLC的集自动采样、预处理、在线水质自动监测与数据处理为一体的在线水质监测系统。实际运行结果表明:该系统测量准确、快速,可以稳定地自动运行。In order to continuously test multi-site water quality index in wastewater treatment process , in the movable workstation for environmental technology verification , the PLC-based online water quality monitoring system was designed to implement water quality sampling , pre-treatment, on-line monitoring and data process-ing .Actual operating results show that this system can achieve accurate and fast measurement and operates au -tomatically and stably .

关 键 词：水质在线监测 预处理 环境技术验证 数据处理 

分 类 号：TH86[机械工程—仪器科学与技术]