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基于距离分簇算法的WSN组网方法

             

摘要

针对无线传感器网络中传感器节点能量受限不能及时供给的问题,提出一种基于距离分簇算法的无线传感器网络组网方法,旨在均衡节点负载,提高通信效率.算法由Sink节点发起,主要通过设置Sink节点的不同通信距离来划分传感器网络,根据网络层数设定每个簇的最大节点数目,引入簇首轮换机制保证网络存活周期,根据多跳通信路由函数选取簇间通信最佳路由.仿真结果验证了算法能够有效降低网络能耗和延长网络生存周期.%In order to solve the problem that the sensor nodes in the wireless sensor network can not supply the energy in time,a new method based on distance clustering algorithm in wireless sensor networks is proposed. Its purpose is to balance the node load and improve communication efficiency. The algorithm is initiated by the Sink node,setting up the differ-ent communication distance of the Sink node,sensor networks is divided. According to max-imum number of nodes per cluster based on network layer,the network survival period is en-sured by cluster head change mechanism. The inter cluster communication optimal routing is selected according to the multi hop routing function. The simulation results show that the al-gorithm can effectively reduce the network energy consumption and prolong the network li-fetime.

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