管束干燥机自控系统的设计与实现  

The Design and Implementation of Auto-control System for Bundle Dryers

作　　者：邸书玉[1] 

机构地区：[1]吉林化工学院信息与控制工程学院,吉林吉林132022

出　　处：《化工自动化及仪表》2013年第10期1208-1211,共4页Control and Instruments in Chemical Industry

摘　　要：针对管束干燥机的特点,设计基于变频一拖三的干燥机风机自动控制系统,系统采用S7-300PLC控制器,利用STEP 7软件编制自动控制程序,具有机械和逻辑互锁保护功能,保证设备安全可靠地运行,实现了生产的自动化及能源的节约化,从而提高了干燥单元的工作效率。Considering the characteristics of bundle dryer, an auto-control system for the fan which serving three bundle dryers through the frequency conversion was designed. The system which employs S7-300 PLC and STEP 7 software has mechanical and logic interlock function to ensure both safe and reliable operation and to realize auto- mation of the production and the energy saving so that the work efficiency of the drying unit can be improved.

关 键 词：自控系统 管束干燥机DDGS变频调速机械和逻辑互锁 

分 类 号：TH165.4[机械工程—机械制造及自动化]