复杂环境下具有能量补给的无线传感器网络媒体接入控制协议研究

Energy is one of the key issues in wireless sensor networks. Energy harvesting through energy collecting of nodes from the environments is an effective way to improve the performance and to extend the life cycle of wireless sensor networks. The design of medium access control protocol for wireless sensor networks with power harvesting under complex environment, becomes an important scientific problem worth to be concerned.. In this proposal, we will investigate the medium access control protocol of wireless sensor networks according to the characteristics of environmental energy harvesting and the complex channel environment based on the practical application of wireless sensor networks with energy harvesting. The research content mainly includes: (1) To study the energy awareness algorithm with energy harvesting in wireless sensor networks according to the energy harvesting and energy consumption model; (2) To study the parameter adjustment algorithm for adaptive medium access control protocol with channel quality awareness under complex environment via dynamic sensing wireless channel environment; (3) To design the media access control protocol for wireless sensor networks with energy harvesting under complex environment to optimize the network performance.. Through the research of this project, the theoretical and empirical support are expected to supply for practical monitoring of wireless sensor networks under complex environment, such as the subway tunnels, borehole operation, etc. The research will be of important theoretical significance and extensive application value.

能量问题是无线传感器网络中的核心问题之一。节点自主从环境采集能量实现能量补给，成为提高无线传感器网络性能、延长其生命周期的有效途径。针对具有能量补给的无线传感器网络，进行复杂环境下的媒体接入控制协议设计，成为值得关注的科学问题。本项目针对具有能量补给的无线传感器网络的实际应用需求，围绕环境能量采集和复杂信道环境的特点，对无线传感器网络的媒体接入控制协议开展研究。主要包括：（1）根据节点的能量补给和能量消耗模型，研究无线传感器网络中具有能量补给的能量感知算法；（2）通过动态感知无线信道环境，研究复杂环境下信道质量感知的自适应媒体接入控制协议参数调整算法；（3）以最大网络性能为设计目标，设计复杂环境下具有能量补给的传感器网络媒体接入控制协议。通过本项目的研究，可望为实际无线传感器网络监测，如地铁隧道、井下作业等复杂环境下的应用提供理论和实证支持，具有重要的理论意义和广泛的应用价值。

能量问题是无线传感器网络中的核心问题之一。节点自主从环境采集能量实现能量补给，成为提高无线传感器网络性能、延长其生命周期的有效途径。针对具有能量补给的无线传感器网络，进行复杂环境下的媒体接入控制协议设计，成为值得关注的科学问题。本项目针对具有能量补给的无线传感器网络的实际应用需求，围绕环境能量采集和复杂信道环境的特点，对无线传感器网络的媒体接入控制协议开展研究。主要包括：（1）根据节点的能量补给和能量消耗模型，研究无线传感器网络中具有能量补给的能量感知算法；（2）通过动态感知无线信道环境，研究复杂环境下信道质量感知的自适应媒体接入控制协议参数调整算法；（3）以最大网络性能为设计目标，设计复杂环境下具有能量补给的传感器网络媒体接入控制协议。通过本项目的研究，可望为实际无线传感器网络监测，如地铁隧道、井下作业等复杂环境下的应用提供理论和实证支持，具有重要的理论意义和广泛的应用价值。