摘要
目的:介绍一种用于热解炉温度监控的无线传感器网络节点软硬件设计方案。方法:在温度检测电路中,采用芯片MAX6675,简化了系统的软硬件设计,提高了温度检测的精度;无线收发模块采用了芯片CC2420,实现射频通信;采用加州大学伯克利分校开发的TinyOS操作系统节点作为软件平台。结果:完成了一个具备温度数据采集、无线通信和电源能耗管理的无线传感网络节点设计,具有结构简单、体积小、测量准确等特点。结论:该系统有效提高了车载热解炉运行的可靠性,并为无线传感网络技术在卫生技术车辆上的应用打下了基础。
Objective To propose a design of pyrolyzing furnace temperature measurement node based on WSN technology. Methods The chip MAX6675 was applied in the temperature measure circuit in the system. It simplified the design of hardware and software and improves precision of control system. The chip CC2420 was adopted as the frequency transceiver. The operating system TinyOS which was developed by the University of California at Berkeley was also adopted. Results We accomplished the design of temperature data acquisition module, wireless communication module and power management module,which had many features, such as simple structure, small size and high precision. Conclusion The node has effectively improved the functional reliability of pyrolyzing furnace, giving a solid base to promote the application of WSN technology on medical vehicle.[Chinese Medical Equipment Journal, 2009.30（9） ：20-23]
出处
《医疗卫生装备》
CAS
2009年第9期20-23,共4页
Chinese Medical Equipment Journal
