在无人机辅助无线传感器网络中,以节点覆盖率最大化为基础的高能效网关路由
Bilal Ahmad1, Masroor Ahmed2, Nadeem Anjum1
1Capital University of Science & Technology, Islamabad, Pakistan.
PloS one
|December 27, 2023
概括
本研究介绍了一种无人机辅助的路由协议,用于灾难中的无线传感器网络. 节能层次网关路由协议 (EHGR) 优化了节点部署并延长了网络寿命.
科学领域:
- 无线传感器网络 无线传感器网络
- 灾害管理 灾害管理
- 网络路由协议 网络路由协议
背景情况:
- 临时无线传感器网络 (WSNs) 在灾后事件中在节点部署和数据路由方面面临重大挑战.
- 灾害造成的基础设施损坏破坏了通信,影响了WSN的寿命和有效性.
- 在灾难场景中,优化覆盖范围和能源效率对于WSN至关重要.
研究的目的:
- 为受灾害影响的WSNs提供无人机辅助的基于反应区的能效等级网关路由协议 (EHGR).
- 为了应对优化节点部署和在损坏的WSN中节能路由的挑战.
- 加强网络覆盖,延长灾后WSN的运营寿命.
主要方法:
- 在部署期间,EHGR采用游戏理论方法来最大限度地覆盖节点,利用能量中心节点而不是固定集群头.
- 节点失败的游戏理论匹配使用多跳跃设备到设备中继来达到能量中心节点.
- 无人驾驶飞行器 (UAV) 协助计算卸载用于部署和路由,并作为数据中继点.
主要成果:
- 无人机辅助的EHGR协议比传统的基于漏的层次方法提高了25%的总体覆盖率.
- 网络寿命延长到大约1800轮,比Leach增加100%,比最近的方法增加50%.
- EHGR在第一个,半个和最后一个死节点报告中显示出显著的改进,这表明网络寿命有所提高.
结论:
- 在遭受灾难的WSNs中,EHGR有效地优化了节点部署和节能路由.
- 无人机的集成通过卸载计算和促进数据传输,显著提高了WSN性能.
- 拟议的协议为网络寿命和覆盖率提供了显著的改进,这对于灾后通信至关重要.
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