Designation:D3382−13StandardTestMethodsforMeasurementofEnergyandIntegratedChargeTransferDuetoPartialDischarges(Corona)UsingBridgeTechniques1ThisstandardisissuedunderthefixeddesignationD3382;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thesetestmethodscovertwobridgetechniquesformeasuringtheenergyandintegratedchargeofpulseandpseudoglowpartialdischarges:1.2TestMethodAmakesuseofcapacitanceandlosscharacteristicssuchasmeasuredbythetransformerratio-armbridgeorthehigh-voltageScheringbridge(TestMethodsD150).TestMethodAcanbeusedtoobtaintheintegratedchargetransferandenergylossduetopartialdischargesinadielectricfromthemeasuredincreaseincapacitanceandtanδwithvoltage.(SeealsoIEEE286andIEEE1434)1.3TestMethodBmakesuseofasomewhatdifferentbridgecircuit,identifiedasacharge-voltage-trace(parallelo-gram)technique,whichindicatesdirectlyonanoscilloscopetheintegratedchargetransferandthemagnitudeoftheenergylossduetopartialdischarges.1.4Bothtestmethodsareintendedtosupplementthemeasurementanddetectionofpulse-typepartialdischargesascoveredbyTestMethodD1868,bymeasuringthesumofbothpulseandpseudoglowdischargespercycleintermsoftheirchargeandenergy.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.SpecificprecautionstatementsaregiveninSection7.2.ReferencedDocuments2.1ASTMStandards:2D150TestMethodsforACLossCharacteristicsandPermit-tivity(DielectricConstant)ofSolidElectricalInsulationD1711TerminologyRelatingtoElectricalInsulationD1868TestMethodforDetectionandMeasurementofPartialDischarge(Corona)PulsesinEvaluationofInsu-lationSystems2.2IEEEDocuments3IEEE286RecommendedPracticeforMeasurement...
