摘要： 介绍了集散控制系统在一级污水处理厂中的应用，对控制系统的结构、功能、实现等方面提出见解，该系统在污水处理厂经一年使用，各种控制准确可靠，使污水处理厂生产自动化以及控制水污染有了显著的提高。

关键词: 污水处理, PLC, 数据结构, 数据通信

Abstract: The paper introduces the application of distributed control system on the first class process plant of city sewage and analyses the control system structure function implement and etc. The control system has been used for one year in the sewage processed plant and proved precise and reliable.The practice shows it has greatly improved the automation of sewage procesed plant and the control of water pollution.

中图分类号: 

• TP273.5