PLC系统在深度水处理工艺中的应用  

Application of PLC System in Advanced Water Treatment Technology

作　　者：李日清[1] 

机构地区：[1]山西太钢不锈钢股份有限公司能源动力总厂,山西太原030003

出　　处：《机械工程与自动化》2012年第3期198-199,201,共3页Mechanical Engineering & Automation

摘　　要：介绍了PLC系统在深度水处理系统中的应用,详细描述了系统的供电方式、冗余配置、硬件布置、I/O点数设置和控制模式;阐述了超滤及反渗透等各单元的控制原理和检测过程;对一些关键点的测量仪表作了说明。实现了复杂工艺全自动操作,保证了水处理系统的安全运行。Application of PLC system in advanced water treatment technology was briefly introduced in the paper. The power supply mode, redundancy configuration, hardware layout, the I/O points set and control mode were described in details. The control principle and testing process of each unit such as ultra filtration and reverse osmosis were expounded. Some key points of the measuring instrument were illustrated. Fully-automatic operation of the system was realized, and the safe operation of the water treatment system was ensured.

关 键 词：PLC系统 冗余 配置 控制模式 控制单元 水处理工艺 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]