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一起252kV组合电器局放异常信号分析处理.docx

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一起252kV组合电器局放异常信号分析处理 Title:AnalysisandTreatmentofAbnormalPartialDischargeSignalsina252kVCompositeApparatus Abstract: Partialdischarge(PD)isacommonprobleminelectricalsystemsandcanleadtoequipmentfailures,significantlyimpactingthereliabilityandsafetyofpowernetworks.Thispaperpresentsanin-depthanalysisandtreatmentofabnormalpartialdischargesignalsina252kVcompositeapparatus.TheobjectiveistoidentifytherootcausesofPDandproposeeffectivestrategiesformitigatingPD-inducedfailures. 1.Introduction: Theintroductionprovidesanoverviewofpartialdischarge,itssignificanceinpowersystems,andtheimportanceofaddressingabnormalPDsignalsina252kVcompositeapparatus. 2.Methodology: ThissectionoutlinesthemethodologyadoptedforanalyzingandtreatingabnormalPDsignals.Itincludesthefollowingsteps: a)DatacollectionandidentificationofabnormalPDsignals b)Signalcharacterizationandclassification c)Rootcauseanalysis d)Treatmentstrategies 3.DataCollectionandAbnormalPDSignalIdentification: ThispartdescribesthedatacollectionprocessandtheequipmentusedtomeasurePDsignalsinthe252kVcompositeapparatus.ItalsohighlightsthecriteriausedtoidentifyabnormalPDsignalsfromthemeasureddata. 4.SignalCharacterizationandClassification: Inthissection,thecollectedPDsignalsarestatisticallyanalyzedandcharacterized.DifferentpatternsandcharacteristicsofabnormalPDsignalsareidentifiedandclassifiedbasedontheirsignatures,amplitudes,andfrequencies. 5.RootCauseAnalysis: ToidentifytheprimarycausesofabnormalPDsignals,acomprehensiveinvestigationisconducted.Itincludesathoroughexaminationofinsulationmaterials,flawsinthemanufacturingprocess,agingeffects,andoperationalstressfactors.Theimpactoftemperature,humidity,andvoltageonPDactivityisalsoconsidered.Advanceddiagnostictechniques,suchasultrasonicandinfraredmethods,maybeemployedtoprovidevaluableinsights. 6.TreatmentStrategies: Basedonthefindingsfromtherootcauseanalysis,thissectionpresentseffectivestrategiesformitigatingabnormalPDsignalsina252kVcompositeapparatus.Possibleapproachesincludeimprovinginsulat