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能耗均衡无线传感器网络路由算法

, PP. 106-110

Keywords: 信息工程,无线传感器网络,能耗均衡,路由协议,代价评估函数

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Abstract:

针对现有无线传感器网络路由算法没有考虑数据接收能耗的问题,建立了一种考虑接收能耗的网络模型,在该网络模型基础上,提出了一种能耗均衡的无线传感器路由算法。该算法针对路径传输能力进行计算,通过设置能量阈值两次简化网络,设计了一个代价评估函数来重置能耗权值,以达到网络能量均衡消耗,并将该算法与CMAX算法应用于传感器网络数据采集和传输仿真。结果表明网络在第一个节点失效时,该算法节点数据采集和传输次数比CMAX算法延长约4000次以上,剩余能量减小20%左右;该算法更能保证网络有较长的生存期,并且可以保证能量均匀消耗和数据可靠传输。

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