野外环境数据加密传输及远程监测系统设计

设计了一种基于4G通信的野外环境数据远程监测系统。为了提高网络传输的数据安全性,采用SM4分组密码算法对远程传输信息进行加密保护。采用STM32F103硬件平台构建一主多从采集网络,收集多个传感器的温湿度数据,通过4G通信模块与监测中心进行远程无线通信。设计基于Access数据库的数据监测软件,具有统计分析、超限报警等功能。测试结果表明,该系统适用于环境温湿度数据的加密传输和远程自动监测,可提高监测数据的收集效率和传输安全性。

Design of Encrypted Transmission and Remote Monitoring System for Field Environment Data

A remote monitoring system for field environment data based on 4G communication is designed,aiming to improve the efficiency of field environment information acquisition and monitoring and reduce manpower.SM4 block cipher algorithm is adopted to protect the information of remote transmission through data encryption,in order to improve the data security of network transmission.A master/slave acquisition network is constructed to collect temperature and humidity data of multiple sensors through the hardware platform based on STM32F103.The remote wireless communication between data collecting platform and monitoring center is implemented through the 4G communication module.The data monitoring software based on Access database is designed to realize the functions of statistical analysis and over-limit alarm.The test results show that the system is suitable for encrypted transmission and remote automatic monitoring of temperature and humidity,and it can improve the efficiency and security of data acquisition.