重金属监测的光学单元无线化系统设计与研究

基于无线传感器网络技术,结合光学测量高精度的特性,设计了一套用于重金属监测的无线化系统.首先,完成了无线采集节点的整体架构设计;其次,在分析光学传感单元的特性及机理基础上,采用模块化设计方法,进行了光学无线采集节点的各个单元硬件设计和相应的软件设计;最后,对无线系统进行了功能验证实验.实验表明,所设计的光学无线化系统具有精度高、低成本、低功耗、布设便捷等优点,在重金属监测等相关领域具有很好的应用前景和实用价值.

Design and Research of Wireless System for Heavy Metal Monitoring based on Optical Sensor Unit

This paper described the implementation of a wireless system for the heavy metal monitoring in the water based on the high-precision optical measurement characteristics and wireless sensor network technology.Firstly,the architecture of wireless sensor nodes was designed for monitoring.Secondly,by using a modular design method,the features and mechanism of optical sensing unit had been analyzed,moreover,the hardware design and embedded software design of the optical wireless sensor node were developed for the system.Finally,the performance of the system was assessed.The test results illustrate that,the system developed in the study can exhibit good behavior with high-precision,low cost and low power consumption,and it is expected to be a valuable and practical technology deployed in the heavy metal monitoring field.