目录1设计目的.....................................................................................................................12控制要求.....................................................................................................................13系统结构设计.............................................................................................................13.1控制方案..................................................................................................................13.2控制规律..................................................................................................................23.3过程仪表及过程模块..............................................................................................23.3.1液位变送器.........................................................................................................................23.3.2电动调节阀.........................................................................................................................33.3.3变频器..................................................................................................................................43.3.4水泵.......................................................................................................................................53.3.5模拟量采集模块................................................................................................................63.3.6模拟量输出模块................................................................................................................63.3.7通信转换模块.....................................................................................................................63.3.8开关电源..............................................................................................................................73.4硬件连接..................................................................................................................74系统组态设计.............................................................................................................94.1组态软件介绍..........................................................................................................94.2系统流程图............................................................................................................104.3系统组态图............................................................................................................114.4数据词典................................................................................................................124.5组态画面................................................................................................................124.6动画连接................................................................................................................13结论.............................................................................................................................16参考文献...................................................................................................................17附录程序代码.............................................................................................................181设计目的（1）加深对过程控制系统基本原理的理解和对过程仪表的实际应用能力。（2）培养运用组态软件和计算机设计过...
