基于AES算法的远程水质监控系统设计

针对人工采样实时性差、传统水质监测系统的信息传输安全性低的问题,结合数据加密、无线通信、云服务器等技术,设计了一套水质监控系统。阐述了AES算法的实现原理和系统总体方案,并重点给出了以水质传感器、GPRS模块和STM32微控制器为基础的硬件设计与软件设计思路,制定了终端节点、云服务器、用户端三者之间的通信协议。实验结果表明,该系统运行稳定,安全性强,可实现水质监测和节点控制功能,将系统应用于水产养殖厂和污水处理厂中,会有良好的发展应用前景。

Design of Remote Water Quality Monitoring System Based on AES Algorithm

In order to solve the problem that manual sampling has poor real time performance and traditional water quality monitoring system has low security in information transmission,a water quality monitoring system is designed based on technologies,such as data encryption,wireless communication and cloud server.The principle of AES algorithm and the overall scheme of the system were expounded.The hardware design based on water quality sensor,GPRS wireless module and STM32 microcontroller and software design ideas were emphatically given.The communication protocol among terminal node,cloud server and client was formulated.The results of the experiment show that the system runs stably and has strong security.It can realize the functions of water quality monitoring and node control.The system will have a good prospect of development and application in aquaculture plants and sewage treatment plants.