ElectricalAutomation《电气自动化》2023年第45卷第1期测量与检测技术Measurement&DetectingTechnics低频低压减载装置远方协调校核方法研究田宏强,刘辉,章昊,王磊,王松,许斌(国网安徽省电力有限公司,安徽合肥230061)摘要:为减少低频低压减载通信过程中由于各种动作指令接收错误而导致的负荷误切现象,提出了一种远方协调校核方法。首先分析通信过程中指令下发错误场景,其次对接收远方信息的时刻进行校核,最后在接收远方信息间隔期间实施实时校核的具体措施。通过算例分析,阐明了远方协调校核方法的实际应用场景与实施流程,验证了校核方法的可行性与有效性。关键词:低频低压减载;负荷特性;切负荷;远方协调;校核策略DOI:10.3969/j.issn.1000-3886.2023.01.030[中图分类号]TM712[文献标志码]A[文章编号]1000-3886(2023)01-0102-04ResearchonRemoteCoordinatedVerificationMethodofLowFrequencyandLowVoltageLoadSheddingDeviceTianHongqiang,LiuHui,ZhangHao,WangLei,WangSong,XuBin(StateGridAnhuiElectricPowerCo.,Ltd.,HefeiAnhui230061,China)Abstract:Inordertoreducetheloadmis-switchingphenomenoncausedbyvariousactioncommandreceivingerrorsinthecommunicationprocessoflow-frequencyandlow-voltageloadshedding,aremotecoordinationverificationmethodwasproposed.Therefore,firstly,theerrorscenarioofcommandissuanceinthecommunicationprocesswasanalyzed;secondly,thetimeofreceivingremoteinformationwaschecked;finallythespecificmeasuresforreal-timeverificationwereimplementedduringtheintervalofreceivingremoteinformation.Throughtheanalysisofcalculationexamples,theactualapplicationscenariosandimplementationprocessoftheremotecoordinationverificationmethodwereclarified.Theresultsofcalculationexamplesverifythefeasibilityandeffectivenessoftheverificationmethod.Keywords:lowfrequencyandlowvoltageloadshedding;loadcharacteristics;loadshedding;remotecoordination;checkstrategy定稿日期:2021-10-01基金项目:国网安徽省电力有限公司科技项目资助(B3200200003)0引言随着分布式电源、微电网、储能和电动汽车等新型用能设备广泛接入,电力供需形态呈现多样化特征,负荷特性呈现明显差异性和互补性。原来的传统负荷线路具备“源荷”双重特征的比重不断上...