摘要
分析IEEE802.15.4自组无线传感网,以解决货运列车线型传感网系统低功耗、高可靠需求。基于REER协议中通信代价计算方法,利用IEEE802.15.4网络中RSL和剩余能量情况进行数据高可靠传输路径规划,实现降低功耗、提高可靠性目的。仿真验证表明:优化后的路由选择算法可降低列车传感网的功耗以及丢包率,提高线型传感网的生命周期和可靠性,与传统线型无线传感网对比表现出很大优势,对货运列车线型无线监测网络设计极具参考价值。
IEEE802.15.4 self-organized wireless sensor network is analyzed to meet the low power consumption and high reliability requirements of the the freight train line monitoring sensor network system.Based on the REER protocol communication cost calculation method,RSL in IEEE802.15.4 network and residual energy situation,we make the high reliability data transmission path to reduce power consumption and improvereliability.According to the simulation test,the optimized routing algorithm can reduce the power consumption of the entire train sensor network and packet loss rate,and improve linear sensor network lifetime and reliability.It far outweighs the traditional linear wireless sensor network for its value in freight train line wireless monitoring network design.
作者
郭良
韩韧
冯翔
GUO Liang;HAN Ren;FENG Xiang(School of Optical Electrical and Computer Engineering,University of Shanghai for Science and Technology,Shanghai 200093,China)
出处
《软件导刊》
2018年第5期195-197,200,共4页
Software Guide
