基于西门子S7-200PLC的恒压变频供水系统  

Based on Siemens S7- 200 PLC contant frequency of water supply system

作　　者：梁晨[1] 张琪[1] 

机构地区：[1]华北水利水电大学,河南郑州450045

出　　处：《技术与市场》2016年第11期19-20,23,共3页Technology and Market

摘　　要：讨论基于西门子S7-200PLC的恒压变频供水系统控制的方法以及原理,通过对于恒压变频供水系统的现状分析,对未来恒压变频供水系统的展望。This paper discusses a method based on Siemens S7 -200PLC constant frequency of water supply system and the prin- ciple of control by the constant frequency of water supply system for the status quo analysis, constant frequency of water supply system for the future outlook.

关 键 词：PLC 西门子S7—200 PID控制 恒压变频 

分 类 号：TU991[建筑科学—市政工程] TM921.51[电气工程—电力电子与电力传动]