无线传感器网络中无线充电关键技术研究

Research on Key Technology of Wireless Recharging in Wireless Sensor Network

无线传感器网络具有低功耗、低成本、高可靠性等特性,近年来被广泛应用于智慧交通、绿色节能以及环境监测等领域。传感器节点通常采用电池供电,其充电技术逐渐成为无线传感器网络领域的一个重要研究问题。为提高无线传感器网络中的节点充电效率,引入无线能量传输技术,开展传感器节点无线充电方法的设计研究。首先,根据节点的能量消耗来源,建立各节点能量消耗模型;其次,基于传感器节点的电量消耗模型,设计移动充电车的充电方案;最后,针对复杂网络环境,设计多台充电车分工合作充电机制。实验结果表明,文章所提出的充电技术有效提高了无线传感器网络的充电效率和网络监控质量,为延长传感器节点生命周期提供了新的思路和方法,具有较好的理论和应用价值。

Wireless sensor network has the characteristics of low power consumption,low cost and high reliability,and has been widely used in intelligent transportation,green energy saving and environmental monitoring in recent years.Sensor nodes are usually powered by batteries,and its charging technology has gradually become an important research issue in the field of wireless sensor networks.In order to improve the charging efficiency of nodes in wireless sensor networks,wireless energy transmission technology is introduced to carry out the design and research of wireless charging method for sensor nodes.Firstly,according to the energy consumption sources of nodes,the energy consumption model of each node is established;Secondly,based on the power consumption model of sensor nodes,the charging scheme of mobile charging vehicle is designed.Finally,aiming at the complex network environment,the charging mechanism of multiple charging vehicles is designed.The experimental results show that the charging technology proposed in this paper effectively improves the charging efficiency and network monitoring quality of wireless sensor networks,and provides new ideas and methods for prolonging the life cycle of sensor nodes,which has good theoretical and application value.