›› 2017, Vol. 37 ›› Issue (2): 35-43.doi: 10.16708/j.cnki.1000-758X.2017.0067

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Missionschedulingformultiplespacecraftrefuelingbasedonspacefuelstationincircularorbits

 ZHU  Xiao-Yu1, QIAO  Bing1,*, ZHANG  Qing-Zhan2, JIN  Yong-Qiang2, TAN  Ying-Long1   

  1. 1CollegeofAstronautics,NanjingUniversityofAeronauticsandAstronautics,Nanjing210016,China
    2InstituteofAerospaceSystemEngineeringShanghai,Shanghai201109,China
  • Received:2016-11-26 Revised:2016-12-30 Online:2017-06-25 Published:2017-01-24

Abstract: Asthedevelopmentofspacetechnology,thedemandforspacetransportationsystembecomeslargerandmorevarious,on-orbitrefuelinghasbeenanewandindependentdevelopingdirectioninordertoreducethelaunchcosts,mitigatespacedebrisandimprovethepayloadoflaunchvehicle.Thedevelopmentofmethodologieswasfocusedtogenerateoptimaltrajectoriesandschedulesforrefuelingconstellationsofrefuelingspacecraft.Anon-orbitreusablerefuelingpolicyanditsmissionschedulingformultiplespacecraftincircularthroughaspacefuelstationwerepresented.Inordertoestablishtheschedulingmodelfortheon-orbitrefuelingofmultiplecircularspacecraftorbitthroughaspacefuelstation,therelationshipbetweenthevelocitychangeandorbitalelementsfortransferringofservicespacecraftwasfirstlyobtainedbasedontheanalysisoftheproblemoftwoimpulsesorbitalmaneuver.Amulti-objectiveoptimizationmodelformissionschedulingofon-orbitrefuelingformultiplespacecraftincircularorbitswasdevelopedtooptimizeboththesequenceandtimedistributionoftherefuelingmission,andaspecificaldesignalgorithmwasemployedtosearchthesolutionstothemulti-objectiveoptimizationproblem.Toverifytheeffectivenessoftheproposedschedulingalgorithm,acomputersimulationthataimsatschedulingamissionofon-orbitrefuelingfor30spacecraftincircularorbitswasconducted.

Key words: circularspacecraft, on-orbitrefueling, missionscheduling, multi-objectiveprogramming, clusteranalysis, spacefuelstation