利用自动化领域广泛使用的S7-300可编程序控制器,使用STEP7 V5.3编程软件,在分析锅炉原控制系统的基础上,提出用可编程控制器(PLC)控制的改造方案,介绍PLC构成的锅炉控制系统并通过PIC实现锅炉的各种控制调节功能.%This paper has utilized the S7-300 programmable controller that is widely used in automatic fields and the STEP7 V5. 3 programming software, the original control system reconstruction plan of PLC was proposed based on the a-nalysis of boiler. The boiler control system of PLC was introduced and all kinds of control adjustment functions were realized through PLC.
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