基于LoRa和GPRS的山区输电线路监测信号无线传输方案刘宇1，胡上茂2，刘刚2，胡泰山2，廖民传2（1.广州供电局有限责任公司，广州510630；2.南方电网科学研究院有限责任公司，广州510000）摘要：文中针对偏远山区输电线路状态监测系统巡检与维修难度较大的现状，提出一种基于LoRa的山区输电线路在线监测方案。根据LoRa无线传输的特性以及山区监测环境，设计了基于GPRS和LoRa的山区输电线路传输架构。利用多目标优化算法优化山区输电线路线型拓扑结构中的LoRa传输分组并平衡传输模块的通信延时与传输能耗。仿真实验结果表明，监测系统数据传输成功率最高可达99%。与国内外现有输电线路状态监测系统相比，所提方案具有高可靠性传输、低成本以及长期监测的优点，适用于山区输电线路监测信号。关键词：山区输电线路；在线监测；LoRa动态分组；多目标优化算法WirelessTransmissionSchemeofTransmissionLineMonitoringSignalsinMountainousAreaBasedonLoRaandGPRSLIUYu1，HUShangmao2，LIUGang2，HUTaishan2，LIAOMinchuan2（1.ChinaSouthernPowerGridResearchInstituteCo.，Ltd.，Guangzhou510630，China；2.GuangzhouPowerSupplyBureauCo.，Ltd.，Guangzhou510000，China）Abstract:Inviewofthedifficultpatrolinspectionandmaintenanceofconditionmonitoringsystemoftransmissionlineinremotemountainousareas，akindofon⁃linemonitoringschemefortransmissionlinesinmountainousareasbasedonLoRaisproposedinthispaper.AccordingtothecharacteristicsofLoRawirelesstransmissionandmonitor⁃ingenvironmentinthemountainousarea，thetransmissionarchitectureofmountainoustransmissionlinebasedonGPRSandLoRaisdesigned.Themulti⁃objectiveoptimizationalgorithmisusedtooptimizetheLoRatransmissiongroupinthelineartopologyofmountainoustransmissionlinesandbalancethecommunicationdelayandtransmis⁃sionenergyconsumptionoftransmissionmodule.Thesimulationexperimentalresultsshowthatthedatatransmis⁃sionsuccessrateofthemonitoringsystemisupto99%.Theproposedproposal，comparedwiththeexistingmonitor⁃ingsystemoftransmissionlinebothathomeandabroad，hassuchadvantagesashighreliabilitytransmission，lowcostandlong⁃termmonitoring，andissuitablefortransmissionlinemonitoringsignalsinmountainousareas.Keywords:transmissi...
