【摘要】 本文分析了蒸汽凝结水闭式回收的必要性;设计开发了基于PLC的蒸汽凝结水全封闭自动回收系统,给出了系统的结构图,信号的检测方法,控制逻辑关系,PLC程序设计的关键点及锅炉优先补水电气线路图等。更多还原

【Abstract】 In this paper,the necessity for steam condese -water full closed redeem technique is analyzed, the steam condense-wa-ter full closed redeem system based on PLC is developed,and the structure diagram,signal detect method,control logic relation,the keypoint of PLC program project as well as boiler priority supply electrical circuit chart are given.更多还原