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简介：HL-2Adataacquisitionsystem(DAS)wasdevelopedandusedinengineeringtestslastyear.Themainpartsofthesystemincludetheexperimentnetwork,thedataacquisitionandprocessingmechanisms,andthegraphandcharacterdisplayequipments.

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简介：Anew140GHz/2MW/3selectroncyclotronresonanceheating(ECRH)systemcomposedoftwounitsisnowbeingconstructedonHL-2A.Asapartofthesystem,twotransmissionlinesmarkedNo.7&8playtheroleofcarryingmicrowavepowerfromtwogyrotronstothetokamakport.Basedontheoversizedcircularcorrugatedwaveguidetechnology,anevacuatedtransmissionsystemwithhighpowercapabilityandhightransmissionefficiencyisdesigned.Detailsarepresentedforthedesignofthecorrugatedwaveguide,thelayoutoftheproposedlinesandthevacuumpumpingsystem.Thenmodeconversionlossesduetocoupling,misalignment,bendsandgapsarediscussedtoserveasareferenceforanalyzingthetransmissionefficiencyandalignment.Finally,adual-modespropagationcaseconsistingoftheHEnandLPnevenmodesisdiscussed

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简介：TheHL-2ANBIdesignparametersarehydrogenbeamenergy60keY,thepulsedurationof2s,consistoftwobeamlinesandinjectedalongtangentialdirection.Theneutralbeampowerwillarrive4MWinthefuture.Thefirststepisonebeamlineandtwoionsources.Thevacuumvesselconsistsofmajorchamber,minorchamberandionsourcechamberanddriftduct.Weneedavacuumsystem,whichcapacityissufficientandtherelativelylowcostsofit.

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简介：TostudytheinteractionbetweentheplasmaandwaveintheLHCDandECRHexperimentsonHL-2A.Itisnecessarytocontroltheexperimentsbycomputerinordertocarryontheexperimentseasilyandsafely.ThemaintaskofthecomputercontrollingsystemfortheLHCDexperimentinHL-2Aistomonitorthewholesystemoperation,

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