简介：HL-2AisthefirsttokamakwithdivertorinChina.TheobjectivesofHL-2Aaretoproducemoreadaptabledivertorconfigurationstostudyenergyexhaustandimpuritycontrol,andtostudyenhancedcoreplasmaconfinementbyprofilecontrolandmoderateplasmashaping.HL-2Ahaswelloptimizedoperationalflexibilityandexcellentaccessi-bilityforthediagnosticsystemstofacilitatevariousplasmaexperiments.

简介：HL-2AisanewdivertortokamakunderconstructionatSouthwesternInstituteofPhysics(SWIP),Chengdu,China,basedontheexperiencefromHL-1andHL-1M.HListheshorttermofaChinesewordthatmeans"ToroidalCurrentDevice".ThemainobjectivesofHL-2Aaretoproducemoreadaptabledivertorconfigurationstostudyenergyexhaustandimpuritycontrol(thefirstdivertortokamakplasmainChina),andtostudyenhancedplasmaconfinementbyprofilecontrolandmoderateplasmashaping.

简介：Atokamakplasmadischargeinvolvesaseriesofcomplexandconcertedactionsconductedbyitscontrolsystem.TheHL-2Acontrolsystemcanbedividedintotwopartst,themachinecontrolsystemandthedischargecontrolsystem.Themachinecontrolsystem,whichconsistsofindustrialPC(IPC),configuresandoperatesthetokamak'svarioustechnicalsubsystems.Timingsys-temisintegratedintomachinecontrolsystemgivingabsolutetimeforallsubsystems.Thedischargecontrolsystem,

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简介：Therearetwokindsofchargingmodeoftheohmpowersupply.Whenthedeviceworksnormallyandtheplasmabreakdownvoltageislow,theohmpowersupplywillruninthelogicalnon-loopcurrentmodewhichcurrentissymmetrical,butwhenthedischargingconditionisnotverywellandtheplasmabreakdownvoltageishigh,theunsymmetricalmodewillbeadopt,i.e.switchingoffthepositiverectifier,

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简介：TheHL-2AisthefirstdivertortokamakinChina.ItsconstructionisbasedonthemaincomponentsofASDEXfromIPPandanentirelynewpowersupplysystemisrequiredtopoweritsmagneticfieldcoilsandtheplasmaheatingsystem.ThemostimportantelectricparametersofHL-2Aaretoroidalfieldof2.8kAwithaflattopT,plasmacurrentof450of5s.

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