基于LoRa的架空线路物联网感知技术研究
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摘要
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.
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.
引文
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[3]谭笑,陈杰,李陈莹,等.高压电力电缆增加段长关键技术研究及应用[J].电力工程技术,2018,36(3):91-96.TAN Xiao,CHEN Jie,LI Chenying,et al.Research and application of key technologies for increasing section length of high voltage power cables[J].Power Engineering Technology,2018,36(3):91-96.
[4]王小波,张在琛,胡成博,等.一种改进的UWB空间定位方法研究[J].电力工程技术,2018,36(3):72-77.WANG Xiaobo,ZHANG Zaichen,HU Chengbo,et al.An improved UWB spatial positioning method[J].Electric Power Engineering Technology,2018,36(3):72-77.
[5]郑宁,杨曦,吴双力.低功耗广域网络技术综述[J].信息通信技术,2017(1):47-54.ZHENG Ning,YANG Xi,WU Shuangli.Summary o f low power wide area network technology[J].Information and Communication Technology,2017(1):47-54.
[6]潘捷凯,徐琼琼,陈莉,等.LoRa物联网技术在变电站中的应用前景[J].电工技术,2018(24):125-127.PAN Jiekai,XU Qiongqiong,CHEN Li,et al.Application prospect of LoRa internet of things technology in substations[J].Electric Engineering,2018(24):125-127.
[7]刘宏.基于无线传感器网络电力铁塔监测系统的研究[J].电测与仪表,2012,49(8):51-54.LIU Hong.Research on power tower monitoring system based on wireless sensor network[J].Electrical Measurement and Instrument,2012,49(8):51-54.
[8]张波,尚俊娜.基于LoRa和GPRS的滑坡监测数据传输系统[J].通信技术,2018,51(12):2999-3005.ZHANG Bo,SHANG Junna.Landslide monitoring data transmission system based on LoRa and GPRS[J].Communication Technology,2018,51(12):2999-3005.
[9]邵嘉,庞成鑫,卢小姣,等.LPWAN技术在能源物联网领域应用研究[J].物联网技术,2018(12):44-45.SHAO Jia,PANG Chengxin,LU Xiaojiao,et al.Application of LPWAN technology in the field of energy internet of things[J].Internet of Things Technology,2018(12):44-45.