控制理论与应用ControlTheoryandApplications《自动化技术与应用》2023年第42卷第6期TechniquesofAutomation&Applications基于蒙特卡洛模拟的电网DICP系统可靠性评估方法*花洁（广东电网有限责任公司佛山供电局,广东佛山528000）摘要:当前的电网DICP系统可靠性评估方法无法获取信道干扰项和损耗，导致评估结果准确性偏低。为此，提出蒙特卡洛模拟下的电网DICP系统可靠性评估方法。将电网DICP系统可靠性与电力数据传输模型相结合，分析蒙特卡洛模拟下信道干扰项和损耗对电网DICP系统可靠性的影响，通过计算电力数据在两个传输节点之间的链路分组丢失率，建立DICP系统信道模型。利用电网DICP系统的网络模型示意图，合理规划电网的边权重，形成一个新的网络节点运行体系。将电网DICP系统节点数量规划看成电网流量规划，计算电网DICP系统可靠性评估指标。实验结果表明方法的耗时更短，准确性更高，具有更好的评估性能。关键词:蒙特卡洛模拟；DICP系统；可靠性评估中图分类号：TP391;TM743文献标识码:A文章编号:1003-7241(2023)06-0050-04ReliabilityEvaluationMethodofPowerGridDICPSystemBasedonMonteCarloSimulationHUAJie(FoshanPowerSupplyBureauofGuangdongPowerGridCo.,Ltd.,Foshan528000China)Abstract:CurrentreliabilityevaluationmethodsofpowergridDICPsystemcannotobtainchannelinterferenceandloss,whichleadstolowaccuracyofevaluationresults.Therefore,thereliabilityevaluationmethodofpowergridDICPsystemunderMonteCarlosimula-tionisproposed.ThereliabilityofDICPsystemiscombinedwiththepowerdatatransmissionmodel,andtheinfluenceofchan-nelinterferenceitemsandlossesonthereliabilityofDICPsystemisanalyzedunderMonteCarlosimulation.ThechannelmodelofDICPsystemisestablishedbycalculatingthelinkpacketlossrateofpowerdatabetweentwotransmissionnodes.UsingthenetworkmodeldiagramofpowergridDICPsystem,theedgeweightofpowergridisreasonablyplanned,andanewnetworknodeoperationsystemisformed.ThegridDICPsystemnodenumberplanningisregardedasthegridflowplanning,andthereli-abilityevaluationindexofthegridDICPsystemiscalculated.Experimentalresultsshowthattheproposedmethodhasshortertimeconsumption,higheraccuracyandbetterevaluationperformance.Keywords:MonteCarlosimulation;DICPsystem;reliabilitya...
