根据建筑节能检测的具体要求,设计了一种用于建筑节能检测的无线传感器网络系统。系统采用以TelosB为架构的网络节点,并在各节点嵌入融合ICEM模块的TinyOS操作系统,利用高效的CTP协议,灵活的自组织无线通信网络对建筑节能检测中多测点、多要素参数在并行模式下进行不间断的采集,LPL模式传输数据,最大化地节省各节点的能量消耗。实际应用表明,该系统工作性能稳定,可连续采集30余万次的数据,丢包率达到1‰,使现有建筑节能检测系统的不足得到有效改善,对提高建筑节能检测具有重要现实意义。
According to the specific requirements,a wireless sensor network system for building energy efficiency detection is designed in this paper.The system uses TelosB as network nodes,in which TinyOS operating system including integrating ICEM module is embedded.Using efficient CTP protocol and flexible self-organizing wireless communication networks,the system continuously acquires data of multi-measurement points,multi-factor parameters of building energy efficiency detection in paralleling mode,transmits data into LPL mode and saves nodes energy at utmost.The practice application shows that the system has stable performance,can continuously collect data more than 30 million times,the packet loss rate is 1 ‰.Therefore it can improve the insufficiency of the existing system and has important practical significance for improving building energy efficiency detection.