›› 2017, Vol. 37 ›› Issue (5): 1-.doi: 10.16708/j.cnki.1000-758X.2017.0069

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Electromagneticpropertiesanalysisonsuperconductingmagnetcoilformagnetoplasmadymamicthruster

 YAO  Lu, YANG  Wen-Jiang, ZHANG  Tao, WANG  Bao-Jun, TANG  Hai-Bin   

  1. SchoolofAstronautics,BeihangUniversity,Beijing100191,China
  • Received:2017-04-28 Revised:2017-07-19 Online:2017-10-25 Published:2017-09-12

Abstract: Inengineeringapplications,thetraditionalwatercooledcoppermagnetcoilsprovidingappliedfieldhavemanydefectssuchaslargevolume,bigmassandhighpowerdissipation,sotheapplicationoftinyvolumeandsmallmasshightemperaturesuperconductor(HTS)coilsonappliedfieldmagnetoplasmadynamicthruster(AFMPDT)isfocusedon.AnHTScoilbyBi2333/Agwasdesignedtosatisfythedemandof02Tcentermagneticfieldstrengthwhichconsistsofthreedoublepancakecoils.TheHTScoilis30mminheight,witha160mminnerdiameter.Tostudytheelectromagneticpropertiesofthecoil, acriticalcurrenttestingsystemwasbuiltbasedontheprincipleofelectrictransportmethod.TheexperimentalresultsshowthatdifferentpancakeshavedifferentcriticalcurrentIC,andmiddlepancakehasthehighestICvalue.Theironplateshavepositiveinfluenceonthecoilelectromagneticproperties,andcanimproveICvalueby42%.Meanwhile,usingelectromagneticsimulationmethod,theeffectofironplatessizeandpositionontheperformancesoftheHTScoilwasresearched,andanoptimizeddesignwassummarized.

Key words: magnetoplasmadynamicthruster, hightemperaturesuperconductorcoil, criticalcurrentmeasurement, electromagneticsimulation, optimaldesign