水冷机组通风控制全闭环系统设计  

Fully-closed Loop Control System Design for the Room Ventilation Fan of Water Chilling Unit

作　　者：王天虬 王杰 WANG Tian-qiu;WANG Jie(Nantong Cellulose Fibers Co.,Ltd.;Yixing Association for Science and Technology)

机构地区：[1]南通醋酸纤维有限公司 [2]宜兴市科学技术协会

出　　处：《化工自动化及仪表》2023年第1期74-77,98,共5页Control and Instruments in Chemical Industry

摘　　要：以西门子PLC 226CN与AB700变频器为控制核心设计水冷机组通风控制全闭环系统。介绍了系统架构、配电回路、二次回路、控制回路、变频器参数、PID设计、触摸屏组态,并给出了相关设计参数。实验结果表明,系统能够稳定调节水冷机组周围的环境温度,并具备良好的人机交互特性。Having Siemens PLC 226CN and AB700 frequency converter based to design a fully-closed loop system for water chilling unit room’s ventilation fan was implemented,including description of the system framework,distributor service loop,secondary circuit,control loop,frequency converter parameters,PID design,touch screen configuration and parameters design concerned.Experimental results show that,this system can adjust ambient temperatures around water chilling units and has good human-computer interaction characteristics.

关 键 词：全闭环系统 通风控制 PLC AB700变频器 水冷机 PID 

分 类 号：TP277[自动化与计算机技术—检测技术与自动化装置]