【摘要】 简要介绍了国内外城市水环境监测现状,在探讨了监测客观需求的基础上,从结构特点、功能以及实际应用等角度阐述了LonWorks适用于城市水环境监测的技术优点,尤其对神经元芯片的处理单元、应用I/O接口、存储器映像以及LonTalk通信协议提供的服务及功能作了深入分析,构建了基于LonWorks总线技术的城市水环境监测系统,对各部分的功能和作用进行了详述,重点对测量池节点设计、现场控制层结构、iLon100服务器配置等作了研究和论述,介绍了系统执行智能分布式实时监测、控制的工作流程,最后提出了一些值得进一步研究的问题。更多还原

【Abstract】 The status of city water environment monitoring in home and abroad is briefly introduced.On the basis of discussing the monitoring request,it is described that the technique advantage of LonWorks adapts to monitoring system,from the aspect of frame,function and application.Especially,the processor of neuro chip,application I/O port,memory mirror and service of LonTalk protocol are analyzed.Then,the paper presents the monitoring system based on LonWorks,and accounts for the function and procedure of each section.A detailed study of the measure container,frame of local control layer and configuration of iLon100 server is carried out.At last,the problems which are worth researching further are put forward.更多还原