考虑节点移动性和多种故障模式的VANET连接可靠性的评估
Junhai Cao1,2, Yunlong Bian1, Chengming He1
1Department of Equipment Support and Remanufacturing, Army Academy of Armored Forces, Beijing 100072, China.
Sensors (Basel, Switzerland)
|October 16, 2025
概括
本研究调查了车辆特设网络 (VANET) 的连接可靠性,这对于应对灾害至关重要. 结果表明节点移动和故障模式显著影响网络可靠性,节点吸引距离影响隔离故障.
科学领域:
- 计算机科学 计算机科学
- 网络工程 网络工程
- 电信 电信服务 电信服务 电信服务
背景情况:
- 车辆特设网络 (VANETs) 是移动特设网络 (MANETs) 的一个子类,提供多跳转继电器和动态拓功能.
- 可靠,安全和及时的通信对VANET至关重要,特别是当用于灾难搜索和救援或通信中继的集群时.
研究的目的:
- 在VANET中研究连接可靠性.
- 分析节点运动特征和各种故障模式对VANET连接可靠性的影响.
主要方法:
- 研究了聚类VANET中的规律运动模式,偏离随机模型.
- 考虑各种节点故障模式:硬件/软件问题,能源耗尽,攻击和隔离.
- 提出了路由路径识别算法,以优化能源消耗.
- 开发了一个模拟算法来评估VANET连接可靠性.
主要成果:
- 通过 MATLAB 实验验验证了拟议的模拟算法的有效性和正确性.
- 确定节点移动特征和故障模式显著影响连接可靠性.
- 确定节点之间的吸引距离会影响隔离失败和整体连接可靠性.
结论:
- 拟议的模拟算法在各种条件下准确地模拟了VANET连接可靠性.
- 了解节点移动和故障模式对于提高VANET稳定性至关重要.
- 节点吸引距离是VANET设计中需要考虑的关键因素,以提高可靠性,特别是对于隔离故障.
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