摘要
Thedielectricbarrierdischarge(DBD)intheglowregimeinneonhasbeeninvestigatedbyexperimentandtwo-dimensional(2D)fluidmodeling.ThedischargewascarriedoutinaplanarDBDsystemwithsegmented-electrodesdrivenbysquare-wavevoltage.TheresultsshowthattheglowDBDoriginatesinthecenteroftheelectrodeandexpandsoutwardtotheelectrodeedgeduringeachhalfcycleofthevoltage,formingaradialstructure.Thedischargedecaysfirstlyintheinnerareabutsustainslongerintheedgearea,showingareverseddischargearea.Thedischargecannotcompletelycovertheentireelectrodesurface,butremainsaborderofnon-orweakdischarge.Thefluidmodelingshowsasimilarresultinagreementwiththeexperiments.Thesimulationsindicatethattheelectricfieldintheedgeareaisdistortedduetotheboundaryeffectsothattheelectricfieldandchargedistributionaredifferentfromthatintheinnerpart.Thedistortedfieldreducesthelongitudinalcomponentneartheedgeandcausesthelocalfieldtobelowerthanthatinthecenter,andhencemakesthedischargebehindhand.Italsoinducesatransversefieldthatmakesthedischargeextendradiallyoutwardtotheedge.TheboundaryeffectplaysanimportantroleintheglowDBDstructure.
出版日期
2015年05月15日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)