水塔水位的自动控制  

Automatic control of the water level of water tower

作　　者：孙平[1] 盛盈坤[1] 许文凯[1] 吴伟翔 

机构地区：[1]浙江水利水电专科学校,310018

出　　处：《微计算机信息》2010年第25期89-90,85,共3页Control & Automation

摘　　要：本文从液位传感、PLC控制、计算机监控等的角度出发,重点研究了PLC和计算机组态在水位自动控制中的应用技术,文章应用小型PLC主机集成的模拟量端口进行液位采样,编写了模拟量信息处理的PLC应用程序,并用PLC与计算机组态通讯技术将水位实时动态显示,组态界面主要包括了水位实时显示和水泵电动机的控制等功能。This text proceeds from control in the location sensing,PLC of the liquid,the angle which the computer controls etc.,Key research PLC and application technology in the water level is automaticallied control of computer configuration,The article employs the analog quantity port of small -scale PLC host computer integration to carry on the location of liquid and sample,Have written PLC application program of information processing of analog quantity,And reveal the water level real-timely dynamically with PLC and computer configuration communication technology,The configuration interface mainly includes functions such as revealing and control of the water pump motor,etc.in real time of water level.

关 键 词：液位采样 模拟量处理 组态 

分 类 号：TP276[自动化与计算机技术—检测技术与自动化装置]