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1、英文原文AscopingstudyoftheapplicationofneutralbeamheatingontheTCVtokamakAlexanderN.Karpushova,∗,BasilP.Duvala,RenéChavana,EmilianoFableb,Jean-MichelMayora,OlivierSautera,HenriWeisenaaEcolePolytechniqueFédéraledeLausanne(EPFL),CentredeRecherchesenPhysiquedesPlasmas,AssociationEuratom-Confé
2、dérationSuisse,CH-1015Lausanne,SwitzerlandbMax-Planck-InstitutfürPlasmaphysik,Euratom-IPPAssociation,Boltzmannstra遝2,D-85748Garching,GermanyArticleinfoArticlehistory:Availableonline17March2011Keywords:TCVtokamakNeutralbeamheatingAbstractTheTCVtokamakcontributestothephysicsunderstandin
3、goffusionplasmas,broadeningtheparameterrangeofreactorrelevantregimes,byinvestigationsbasedonanextensiveuseoftheexistingmainexperimentaltools:flexibleshapingandhighpowerrealtime-controllableelectroncyclotronheating(ECH)andcurrentdrive(ECCD)systems.Aproposedimplementationofdirectionheat
4、ingontheTCVbytheinstallationofaneutralbeaminjection(NBI)withatotalpowerofwouldpermitanextensionoftheaccessiblerangeofiontoelectrontemperatures()towellbeyondunity,dependingontheNBI/ECHmixandtheplasmadensity.ANBIsystemwouldprovideTCVwithatoolforplasmastudyatreactorrelevantratios∼1andini
5、nvestigatingfastionandMHDphysicstogetherwiththeeffectsofplasmarotationandhighplasmaˇscenarios.ThefeasibilitystudiesforaNBIheatingonTCVpresentedinthispaperwereundertakentoconstructaspecificationfortheneutralbeaminjectorstogetherwithanexperimentalgeometryforpossibleoperationalscenarios.
6、1.IntroductionTCVisacompact(majorradius,minorradius,toroidalmagneticfield,plasmacurrentof),highelongated(vesselelongation3)toroidalfusionexperimentalmachine.Highpower,real-timecontrollable,injectionofwavesatthesecond(X2,3MW)andthird(X3,1.5MW)harmonicsofelectroncyclotronfrequencyconsti
7、tutetheprimarymethodofheating(ECH)anddrivingnon-inductivecurrent(ECCD)intheplasmawithelectrondensities,electrontemperatures,iontemperatures.TheflexibleplasmashapingandpowerfulECHsystemareusedtocontributeinmanyareasoftokamakresearch[1].HighpowerX2-ECH,forrelativelylowdensityTCVplasmas，
8、doesn
