基于无线Mesh的地震观测仪器组网与实现  

Design of Seismic observation instrument Based on Wireless Mesh

作　　者：吴昊[1,2] Wu Hao(Key Laboratory of Earthquake Geodesy,Institute of Seismology,CEA,Wuhan Hubei,430071;Hubei Key Laboratory of Earthquake Early Warning,Wuhan Hubei,430071)

机构地区：[1]中国地震局地震研究所,中国地震局地震大地测量重点实验室,湖北武汉430071 [2]湖北省地震局,地震预警湖北省重点实验室,湖北武汉430071

出　　处：《电子测试》2022年第13期5-8,共4页Electronic Test

基　　金：中国地震局地震研究所和应急管理部国家自然灾害防治研究院基本科研业务费专项资助项目(IS201966314-6)。

摘　　要：地震观测台站监测系统通常存在布线复杂、布设成本高、建设困难等问题,本方案设计了一种基于RaspberryPi 4B和无线Mesh的地震台站行业网络传输系统。该系统包括无线Mesh自组网系统及地震观测仪器组成。本设计采用前兆倾斜仪为例,采用开源的RaspberryPi 4B作为无线Mesh自组网硬件平台,采用Openwrt开源软件实现无线Mesh自组网应用。本文给出了无线Mesh地震观测台站组网方案的硬件设计和软件流程。经在地震观测台站实验表明,无线Mesh组网系统具备易于布设、组网灵活、稳定性高等优点,可广泛应用于复杂观测环境下的地震观测系统组网。To meet the requirements of the precursory observation environment monitoring,a RaspberryPi 4B and Mesh based network transmission system of seismic stations introudced.The system consists of wireless mesh network system and seismic observation instruments.The open source Raspberry Pi is adopted as the basic hardware platform,and Openwrt open source routing system is used to realize the wireless Mesh network.This paper presents the hardware design and software flow of the networking scheme of wireless mesh seismic observation stations.Application result shows that the system easy to portable,high precision,stability,can be widely used for environment monitoring projects.

关 键 词：无线MESH 倾斜仪 OpenWRT 地震观测 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]