saej1113-27v002-2005

SURFACEVEHICLERECOMMENDEDPRACTICE(R)ElectromagneticCompatibilityMeasurementsProcedureforVehicleComponents—Part27—ImmunityToRadiatedElectromagneticFields—ModeStirReverberationMethodSAETechnicalStandardsBoardRulesprovidethat:“ThisreportispublishedbySAEtoadvancethestateoftechnicalandengineeringsciences.Theuseofthisreportisentirelyvoluntary,anditsapplicabilityandsuitabilityforanyparticularuse,includinganypatentinfringementarisingtherefrom,isthesoleresponsibilityoftheuser.”SAEreviewseachtechnicalreportatleasteveryfiveyearsatwhichtimeitmaybereaffirmed,revised,orcancelled.SAEinvitesyourwrittencommentsandsuggestions.Copyright©2005SAEInternationalAllrightsreserved.Nopartofthispublicationmaybereproduced,storedinaretrievalsystemortransmitted,inanyformorbyanymeans,electronic,mechanical,photocopying,recording,orotherwise,withoutthepriorwrittenpermissionofSAE.TOPLACEADOCUMENTORDER:Tel:[phone](insideUSAandCanada)Tel:[phone](outsideUSA)Fax:[phone]Email:[e-mail]:®J1113-27REV.SEP20051.Scope1.1Vehicleelectrical/electronicsystemsmaybeaffectedwhenimmersedinanelectromagneticfieldgeneratedbysourcessuchasradioandTVbroadcaststations,radarandcommunicationsites,mobiletransmitters,cellularphones,etc.Reverberationmethodisusedtoevaluatetheimmunityofelectronicdevicesinthefrequencyrangeof500MHzto2.0GHz,withpossibleextensionsto200MHzand10GHz,dependinguponchambersizeandconstruction.OptionalpulsemodulationtestingatHIRF(HighIntensityRadiatedFields)testlevels,baseduponcurrentlyknownenvironmentalthreats,hasbeenaddedtothisrevisionofthestandard.ThisdocumentaddressestheModeStir(ContinousStirring)Reverberationtestingmethodwhichhasbeensuccessfullyutilizedasadesignandproductionstagedevelopmenttoolformanyyears.TheModeTuned(SteppedTuner)ReverberationtestingmethodiscoveredintheSAEJ1113-28document.1.2Thisdocumentprovidesthecomponentdesignandtestengineerswithatestprocedureandtheperformancerequirementsnecessarytoquicklyevaluatetheimmunityofelectronicdevicestoradiatedelectromagneticfieldsearlyinthedesignstageaswellaspilotandproductionstages.Thismethodisanalternativetotestinginanabsorberlinedchamber.Ensuringelectromagneticcompatibilityearlyinthedevelopmentstagewillminimizecostlychangeslaterintheprogramandwillpreventexcessivecomponentlevelhardeningduringfull-vehicleleveltesting.1.3Thereverberationtestmethodperformsadualfunction:1.3.1Theprimaryfunctionofthemethodistoprovideabenchtestprocedurecorrelativetovehicle-levelradiatedimmunitytestingintheanechoicchamberandatmobiletransmittersites.1.3.2Themethodcanquicklyevaluatetherelativeperformanceofdifferentdesignsofthesamedevice.SAEJ1113-27RevisedSEP2005-2-1.4RationaleandApplicationVehicleelectrical/electronicsystemsmaybeaffectedwhenimmersedinanelectromagneticfieldgeneratedbysourcessuchasradioandTVbroadcaststations,radarandcommunicationsites,mobiletransmitters,cellularphones,etc.Reverberationmethodisusedtoevaluatetheimmunityofelectronicdevicesinthefrequencyrangeof500MHzto2.0GHz,withpossibleextensionsto200MHzto10GHz,dependinguponchambersizeandconstruction.PulsemodulationtestingatHIRF(HighIntensityRadiatedFields)testlevelshasbeenadedtothisrevisionofthestandard.ThisdocumentaddressestheModeStir(ContinousStirring)Reverberationtestingmethodwhichhasbeensuccessfullyutilizedasadesignandproductionstagedevelopmenttoolformanyyears.TheModeTuned(StepDwell)ReverberationtestingmethodiscoveredintheSAEJ1113-28documentThisdocumentprovidesthecomponentdesignandtestengineerswithantestprocedureandtheperformancerequirementsnecessarytoquicklyevaluatetheimmunityofelectronicdevicestoradiatedelectromagneticfieldsearlyinthedesignstageaswellaspilotandproductionstages.Thismethodisanalternativetotestinginanabsorberlinedchamber.Ensuringelectromagneticcompatibilityearlyinthedevelopmentstagewillminimizecostlychangeslaterintheprogramandwillpreventexcessivecomponentlevelhardeningduringfull-vehicleleveltesting.Theprimaryfunctionofthemethodistoprovideabenchtestprocedurecorrelatabletovehicle-levelradiatedimmunitytestingintheanechoicchamberandatmobiletransmittersites.Themethodcanbeusedtoquicklyevaluatetherelativeperformanceofdifferentdesignsofthesamedevice.2.References2.1ApplicablePublicationsThefollowingpublicationsformapartofthisspecificationtotheextentspecifiedherein.ThelatestissueofSAEpublicationsshallapply.Generalinformationregardingthistest,includinggeneraldefinitions,andsafetyconsiderationsarefoundinSAEJ1113-1.2.1.1SAEPUBLICATIONAvailablefromSAE,400CommonwealthDrive,Warrendale,PA15096-0001.SAEJ1113-1—ElectromagneticCompatibilityMeasurementProceduresandLimitsforVehicleComponents(ExceptAircraft)2.1.2NBSPUBLICATIONAvailablefromNIST,U.S.DepartmentofCommerce,Gaithersburg,MD20899.NBSTechnicalNote1092—Design,Evaluation,andUseofaReverberatingChamberforPerformingElectromagneticSusceptibility/VulnerabilityMeasurementsSAEJ1113-27RevisedSEP2005-3-2.1.3NISTPUBLICATIONSAvailablefromNIST,U.S.DepartmentofCommerce,Gaithersburg,MD20899.NISTTechnicalNote1506—Elect