大型水厂配水泵房自动控制系统设计与应用  

Design and application of automatic control system for water distribution pump house in large water plants

作　　者：张小强 杨勇 赵博龙 胡田力 ZHANG Xiaoqiang;YANG Yong;ZHAO Bolong;HU Tianli(Dongguan Water Group Water supply Co.,Ltd.,Guangdong Dongguan 523112,China;Central&Southern China Municipal Engineering Design&Research Institute Co.,Ltd.,Hubei Wuhan 430010,China;Beijing Waterworks Group Co.,Ltd.,Beijing 100031,China;Beijing General Municipal Engineering Design&Research Institute Co.,Ltd.,Beijing 100082,China)

机构地区：[1]东莞市水务集团供水有限公司,广东东莞523112 [2]中国市政工程中南设计研究总院有限公司,湖北武汉430010 [3]北京市自来水集团有限责任公司,北京100031 [4]北京市市政工程设计研究总院有限公司,北京100082

出　　处：《工业仪表与自动化装置》2024年第3期32-37,共6页Industrial Instrumentation & Automation

摘　　要：为实现大型水厂配水泵房内众多设备之间的复杂联锁控制,以及配水泵机组的出口压力精准调控,设计了一套自动控制系统。在系统的硬件设计中,通过PLC硬冗余、双纤工业环网和子环网的形式增强了系统的稳定性及可靠性。结合详细的控制策略和PID算法编制系统的软件程序,该自动控制系统已稳定运行3个月,实际运行表明,该自动控制系统联锁控制准确可靠,水压控制精度高,较大程度地提高了配水泵房工艺单元的自动化水平,具有较强的实用价值及借鉴意义。To achieve complex interlocking control among numerous equipment in the water distribution pump room of a large water plant,as well as precise control of the outlet pressure of the water distribution pump unit,an automatic control system has been designed.In the hardware design of the system,the stability and reliability of the system are enhanced through PLC hard redundancy,dual fiber industrial ring network,and sub ring network.Combining detailed control strategies and PID algorithm to develop software programs for the system,the automatic control system has been running stably for 3 months.Actual operation shows that the interlocking control of the automatic control system is accurate and reliable,with high precision in water pressure control,greatly improving the automation level of the process unit in the water distribution pump room.It has strong practical value and reference significance.

关 键 词：配水泵房 联锁控制 精准调控 控制策略 PID 

分 类 号：TP391.9[自动化与计算机技术—计算机应用技术]