变频器及PLC在热网首站控制系统中的应用  

Frequency Converter and Its Application in the Hot Net First Station Control System Based on PLC

作　　者：郎术斌[1] 

机构地区：[1]黑龙江科技学院自动化工程系

出　　处：《变频器世界》2005年第9期93-94,126,共3页The World of Inverters

摘　　要：本文介绍了基于ABB变频器及西门子S7-300系列PLC的热网首站自控系统。讨论了控制系统的原理和功能,给出了控制系统的硬件组成,ABB变频器用于对循环水泵机及补水泵的控制,S7-300用于对现场仪表的数据采集和处理及调节阀的控制。The introduction to this text is on the basis of ABB frequency converter and hot net first station automatic control system of S7-300 series PLC of Siemens. Having discussed the principle and function of the control system, the hardware which provides the control system makes up. ABB frequency converter use for to water circulating pump machine and mend control of water pump, S7-300 use for to on-the-spot data gather and deal with and control of regulating valve of instrument.

关 键 词：ABB变顿器 S7-300 热网首站 

分 类 号：TU831[建筑科学—供热、供燃气、通风及空调工程]