基于NB-IoT技术的智能井盖锁系统的设计  

Design of intelligent manhole cover lock system based on NB-IoT technology

作　　者：孙钢灿[1] 赵传勇 张宁宁[1] SUN Gang-can;ZHAO Chuan-yong;ZHANG Ning-ning(School of Information Engineering,Zhengzhou University,Zhengzhou 450001,China)

机构地区：[1]郑州大学信息工程学院,河南郑州450001

出　　处：《计算机工程与设计》2020年第8期2147-2151,共5页Computer Engineering and Design

基　　金：河南省科技厅技术创新引导专项基金项目(182107000047)。

摘　　要：针对电力、通信、供暖等窖井存在井盖或其井内设备容易被盗、人工巡检不及时、运维成本高、易倾斜存在安全隐患的问题,设计基于NB-IoT技术的智能井盖锁系统,以STM32L051C8T6超低功耗芯片为控制芯片,采用NB-IoT技术进行通信,运用NFC技术设计安全的开关锁协议,通过智能井盖管理软件实现对井盖的实时监测以及对井盖打开的记录。测试结果表明,该系统具有超低功耗、工作稳定、组网简单、实时性响应良好等特点,能够极大提高管理人员的效率,具有良好的发展前景。Aiming at solving the problems of easily stolen manhole covers or equipment in the well,delayed manual inspection,high operation and maintenance cost,and easy tilt posing a safety hazard for electricity,communications,heating of wells,an intelligent manhole cover system based on NB-IoT technology was designed.The STM32L051C8T6 ultra-low power chip was used as the control chip and NB-IoT was used for communicating.The design of safety switch lock protocol based on NFC technology was designed.The real-time monitoring and the open record of the manhole cover were realized by using intelligent manhole cover management software.The test results show that the system has the advantages of ultra-low power consumption,stable operation,convenient networking and good real-time response,which can greatly improve the efficiency of managers and has a good development prospect.

关 键 词：智能井盖锁 窄带物联网 低功耗 近场通信 开关锁协议 

分 类 号：TP393[自动化与计算机技术—计算机应用技术]