一种基于CAN/1-wire分级网络的温室环境监控系统  

A Greenhouse Monitoring System Based on CAN/1-wire Hierarchical Network

作　　者：吕昂[1] 汪永斌[1] 

机构地区：[1]浙江万里学院电子信息学院,浙江宁波315100

出　　处：《农机化研究》2011年第5期77-80,87,共5页Journal of Agricultural Mechanization Research

基　　金：宁波市自然科学基金项目(2010A610141)

摘　　要：讨论了一种采用CAN/1-wire双总线分级网络的温室环境监控系统,系统上层网络采用CAN总线连接HMI和RTU,下层网络采用1-wire总线,连接RTU和各现场环境参数变送器。采用分级网络的温室监测系统管理方便,能够有效地隔离局部故障,提高系统可靠性;系统结构灵活,安装使用方便。This paper discusses a greenhouse monitoring system based on CAN/1-wire double bus hierarchical network,its upper network connects HMI with RTU by CAN bus and its lower network connects RTU with various field environmental parameter transmitters by 1-wire bus.Greenhouses which adopt Monitoring systems based on hierarchical network are convenient to be managed,they can isolate local faults effectively and improve system reliability.In addition,they have flexible structures and people are easy to install and use them.

关 键 词：数据采集 远程控制单元 人机接口 单总线 微处理器 温室大棚 

分 类 号：TP274.4[自动化与计算机技术—检测技术与自动化装置] S625.51[自动化与计算机技术—控制科学与工程]