结构监测无线传感网络数据传输优化方法  

Optimization method of data transmission in wireless sensor networks for structural monitoring

作　　者：张佳宁 沈慧 周广东[1] ZHANG Jianing;SHEN Hui;ZHOU Guangdong(College of Civil and Transportation Engineering,Hohai University,Nanjing 210098,China;State Grid Electric Power Research Institute,NARI Group Corporation,Nanjing 211106,China)

机构地区：[1]河海大学土木与交通学院,江苏南京210098 [2]南瑞集团有限公司国网电力科学研究院有限公司,江苏南京211106

出　　处：《哈尔滨工程大学学报》2024年第8期1543-1551,共9页Journal of Harbin Engineering University

基　　金：国家自然科学基金项目(51978243);中央高校基本科研业务费专项资金项目(B210202038).

摘　　要：针对结构监测无线传感网络数据传输策略优化问题,本文提出一种综合考虑持久、稳定和及时的数据传输优化方法。结合结构监测无线传感网络需求和无线数据传输原理,建立了结构监测无线传感网络数据传输性能评价模型,提出了求解最优数据传输策略的协同飞行萤火虫算法,采用数值算例进行了验证。研究结果表明:本文建立的数据传输性能评价模型能够全面描述结构监测无线传感网络的延续性、可靠性和实时性;本文提出的优化求解方法的计算效率和解的质量提升均超过50%;获得的数据传输策略既能最大化网络寿命,又可最小化数据丢失和传输延迟。可为结构监测无线传感网络配置提供依据。This paper presents a data transmission optimization method to determine the optimal data transmission strategy in wireless sensor networks for structural monitoring,comprehensively considering durability,stability,and timeliness.A mathematical model was established for evaluating data transmission in the structural monitoring wireless sensor networks,and a collaborative-fly firefly algorithm was proposed for optimizing the data transmission strategy.A numerical experiment was conducted to verify the effectiveness of the method.The results indicate that the established model can effectively describe the performance of data transmission strategies in structural monitoring wireless sensor networks,particularly in terms of network lifetime,reliability,and delay.Compared with other methods,both the computational efficiency and the quality of the solution of the proposed method are improved by over 50%.The optimal data transmission strategy obtained by the method proposed in this paper can not only maximize the network lifetime but also minimize data loss and transmission delay.This research provides valuable references for the design of wireless sensor networks for structural monitoring.

关 键 词：结构健康监测 结构安全评估 测点优化布置 无线传感网络 数据传输 优化求解 萤火虫算法 数据传输路由优化 

分 类 号：U441[建筑科学—桥梁与隧道工程]