喷泉的 PLC 控制设计目录第一章 绪 论.........................................................................................................21.1 课题讨论背景.....................................................................................................21.2 课程设计的内容................................................................................................21.3 课题设计的目的和意义..................................................................................3第二章 系统控制方案的确定......................................................................32.1 花式喷泉的概述..................................................................................32.2 系统设计的基本步骤..........................................................................52.4 花式喷泉控制系统的原理图..............................................................5第三章 系统硬件设计......................................................................................63.1 可编程控制器（PLC）的选择.....................................................................63.1.1 PLC 概述...............................................................................................................63.1.2PLC 的选型............................................................................................................63.2 变频器的选型.....................................................................................................83.3 水泵的选型..........................................................................................................93.3.1 水泵的参数及性能.............................................................................................103.3.2 选择步骤.............................................................................................................13第四章 系统软件设计...................................................................................144.1 PLC 梯形图概述.....................................................
