WSN中的能量均衡分层路由协议
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Energy-Balanced Layered Routing Protocol in WSN
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    摘要:

    LEACH协议是一种经典的无线传感器网络路由协议。该协议的主要缺点是没有考虑节点剩余能量的问题,也没有利用多跳传输节约节点的能量。提出一种能量均衡的分层路由EBLRP协议(Energy-Balanced Layered Routing Protocol)。通过修改簇头选择机制,EBLRP协议使得剩余能量高的节点成为簇头的概率增加。EBLRP协议还设计了多跳路由选择机制。该机制综合了节点距离,剩余能量等因素计算候选路由指标CRI(Candidate Route Index),根据CRI指标选择合适的下一跳路由节点。计算机仿真结果表明,EBLRP协议在吞吐量、能量利用效率等方面相比LEACH协议有明显优势。

    Abstract:

    LEACH is a classical routing protocol in wireless sensor networks. The main drawbacks of this protocol are not considering the factor of residual energy of sensor nodes and not utilizing multi-hop transmission to save nodes’ energy. This paper proposes a energy-balanced layered routing protocol (EBLRP). With the modification of cluster head selection mechanism, EBLRP protocol increases the probability that nodes with high residual energy are selected as cluster heads. Moreover, EBLRP protocol designs a mechanism of multi-hop route selection. This mechanism takes the factors of node distance and residual node energy to calculate CRI(Candidate Route Index), and then uses CRI to select proper next hop route nodes. The computer simulation results show that EBLRP protocol has obvious advantages to LEACH in the aspects of throughput and energy utilization efficiency.

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赵明. WSN中的能量均衡分层路由协议[J].科技与产业,2018,(01):143-148

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  • 在线发布日期: 2018-02-26