基于时分多址机制的无线传感数据采集网络系统设计  

Design of Wireless Sensor Data Acquisition Network System Based on TDMA Mechanism

作　　者：梁楠楠[1] 高铭悦 卢彪[1] LIANG Nan-nan;GAO Ming-yue;LU Biao(School of Information Engineering,Suzhou University,Suzhou 234000,Anhui,China)

机构地区：[1]宿州学院信息工程学院,安徽宿州234000

出　　处：《兰州文理学院学报（自然科学版）》2021年第2期51-54,82,共5页Journal of Lanzhou University of Arts and Science(Natural Sciences)

基　　金：宿州学院科研平台开放课题(2017ykf11);宿州学院横向项目课题(2020xhx087)。

摘　　要：为了解决传统无线传感网能耗高、效率低等问题,设计了基于时分多址计数的无线传感数据采集网络系统.该采集网络系统主要完成了网络拓扑、网络参数、数据节点帧、时分多址时钟硬件和从节点设备硬件系统的设计,以及主、从节点的时钟同步机制的流程,包括正常时钟校准、校时抄读数据、指令下发和从节点时钟同步校准流程.经过约束关系的校验和计算表明系统具备承载30000个从节点容量的数据采集与传输功能环境中,在智能电表、智能水表和智能气表等领域具备一定的推广价值.In order to solve the problems of high energy consumption and low efficiency of traditional wireless sensor networks,a wireless sensor data acquisition network system based on TDMA was designed.The acquisition network system mainly completed the design of network topology,network parameters,data node frame,TDMA clock hardware and slave node equipment hardware system,as well as the process of master node and slave node clock synchronization mechanism,including normal clock calibration,timing reading data reading,timing reading data and instruction issuing and slave node clock synchronization calibration process.After the verification of constraint relationship,the system had the function of data acquisition and transmission carrying 30000 slave nodes.In the environment,the system has certain promotion value in the fields of intelligent electricity meter,intelligent water meter and intelligent gas meter.

关 键 词：无线传感网 时分多址 时钟同步 节点容量 

分 类 号：TP393[自动化与计算机技术—计算机应用技术]