基于PLC的电厂锅炉给水pH控制系统研究  

Investigation of PLC-based pH value control system for boiler's feed water in thermal power station

作　　者：杨照华[1] 杨智[1] 魏列江[1] 

机构地区：[1]甘肃工业大学电气工程与信息工程学院,甘肃兰州730050

出　　处：《甘肃工业大学学报》2000年第4期64-69,共6页Journal of Gansu University of Technology

基　　金：甘肃省自然科学基金!(ZS0 0 1- A2 2 - 0 2 0 - G)

摘　　要：为解决火电厂锅炉给水系统中由于落后的人工控制加药而造成汽轮机的凝汽器空抽区铜管等处氧化腐蚀 ,设计了基于 PLC的电厂锅炉给水加药自动控制系统 ,阐述了该系统的工作原理。In order to solve the problem of oxidation etch onto the copper pipes within employing area of steam turbine condenser caused by outdated manual addition of chemicals into boiler's feeding system in thermal power station, a PLC based automatic control system of chemicals addition for boiler water feeding is developed. Operation principle of this system, hardware configuration, and software design are all discussed here.

关 键 词：发电厂 PLC 锅炉给水 PH值控制 自动控制系统 

分 类 号：TM621.6[电气工程—电力系统及自动化] TM621.8