基于LoRa的架空线路物联网感知技术研究

LoRa-based communication technology for overhead line internet of things

物联网技术通过大规模传感器协同和信息通信网络,大幅提升电网设备状态感知水平。开展了LoRa低功耗广域物联通信技术在架空线路状态感知中的应用研究,提出基于LoRa的架空线路低功耗广域物联通信三层网络架构,分析多跳组网过程和加密过程,提出基于LoRa的架空线路小型化状态感知装置设计方案,列举两个基于LoRa的架空线路物联网感知技术实际应用场景,为电力设备物联网技术推广应用提供指导。

Internet of things technology improves the state awareness level of power grid equipment through largescale sensor collaboration and information communication network.The application of LoRa low-power wide-area in-ternet of things communication technology in overhead line state awareness is studied.LoRa-based three-tier network architecture of low-power wide-area internet of things for overhead lines is proposed.The communication and encryption between sensors and communication modules,communication modules and base stations,base stations and base stations are analyzed.A design scheme of miniaturized state awareness device for overhead line based on LoRa is proposed.Two scenarios of application of LoRa-based state-aware technology for overhead line are listed,which can provide guidance for the popularization and application of the technology of internet of things for power equipment.