可编程控制器在油品罐区监控系统中的应用

可编程控制技术在工业自动化领域得到了广泛的应用．文中主要介绍了西门子S７－３００系列的PLC和组态软件WinCC６．０在某石化厂罐区监控系统中的应用。重点阐述了该系统的硬件配置和程序设计。应用结果表明该系统性能稳定，运行可靠，人机界面直观灵活，操作简便，监控系统实现的各项功能均满足工艺要求，取得了良好的应用效果 Application of PLC in Oil Tank’s Monitoring and Control System

QI Yao-in，MENG Fan- h ua， LUO Yi，ZHENG Wei

（Key Laboratory of Fiber Optic Sensing Technology and Information Processing　of　Ministry of Education， Wuhan University of　Technology，Wuhan ４３００７０，China）

Abstract：PLC in the field of industry automation is used more and more extensive．Introduces the applications of siemens S７－３００ PLC and configuration software WinCC６．０ in the Oil Tank's Monitoring and Control System．The practice shows that the system has several characteristics such as stable and reliable performance， flexible interfaces， simple operation． The function of the system can fit the demand of technological process． It has good effects．

Key words：PLC；hardwave　configure；program　design