Abstract:Aseriesarcfaultexperimentplatformwasbuiltwith referencetothedomesticexistingresearch re-sultsand theUnited StatesUL1699 standard.Arccurrentand arcvoltagewerecolected.Ahigh orderhar-monicratioanalysismethod forwirecurrentwasproposed.Through thevariation condition analysisforahigh orderharmonicratioofcurrentdatain diferentload circuits, thevariation characteristicsofahigherorderhar-monicratiocaused byarcfaultwassummed up.Research resultsshowthat: when arcfaultoccurred, thehigh orderharmonicratioofwirecurrentappeared torisesharply( themean valuegrowth wasmorethan 15%) , and itwasnotstable, in afiercefluctuation.

低压串联电弧故障电流高次谐波含有率试验.pdf