基于CAN总线的高层建筑电气火灾监控系统  

High-rise Building's Monitoring System for Electric Fire Based on CAN Bus

作　　者：孙士尉[1,2] 张铁壁[1,2] 谢国旗[2] 王德强[2] 

机构地区：[1]北京科技大学信息学院,北京100083 [2]河北工程技术高等专科学校,河北沧州061002

出　　处：《仪表技术与传感器》2011年第5期45-47,共3页Instrument Technique and Sensor

摘　　要：设计了一种基于CAN总线的火灾监控系统,主要用来保护高层建筑配电回路及用电设备免受漏电、过电流和短路等故障的危害,防止电气火灾的发生。介绍了该系统的组成、集中控制器、现场数据监控器的软硬件设计及实现,该监控系统可对三相电流信号以及漏电流信号进行检测,并可实时显示和报警。还可通过CAN总线进行网络通信以完成分布式远程控制和故障诊断功能。实践表明,该系统具有精度高、安全可靠、误报率低、操作维护方便等特点,可满足大型高层建筑电气防火需求。This paper designed a system of high-rise building＇s fire monitoring system based on CAN bus.It is aplied in avoiding the harm of leakage current,over current and short circuit,and protecting electric power distribution circuits and electrical equipment,thus to prevent the occurrence of electrical fire.The paper intruduced the system composition,the design of concentrated controller and field data monitor＇s hardware and software.The monitoring system can detect phase current signal and the leakage current signal,and can display real-time and alarm.It can proceed network service and complete the distributed remote control and fault diagnosis.Practice shows that the system has the characteristics of high precision,safety and reliability,low rate of false positives,easy operation and maintenance,etc.It can satisfy the demand of large high-rise building electrical fire.

关 键 词：高层建筑 电气火灾监控系统 CAN总线 

分 类 号：TP277[自动化与计算机技术—检测技术与自动化装置]