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一种微纳航天器编队的故障构型重构方法.docx

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一种微纳航天器编队的故障构型重构方法 Title:FaultConfigurationRefinementMethodforMicroandNanoSatelliteSwarmFormation Abstract: MicroandnanosatelliteshavegainedsignificantattentioninrecentyearsduetotheirpotentialapplicationsinvariousfieldsrangingfromcommunicationandEarthobservationtoscientificresearchandspaceexploration.However,ensuringthereliableoperationofaswarmofthesesmallsatellitesisachallengingtaskduetotheirlimitedcomputationalresourcesandsizeconstraints.Onecriticalaspectinthisregardisthefaultconfigurationofthesatelliteswarm,asanymalfunctioncanhavesevereconsequences.Thispaperpresentsafaultconfigurationrefinementmethodformicroandnanosatelliteswarmsusingadistributedapproach. 1.Introduction Theintroductionsectionprovidesanoverviewofmicroandnanosatelliteswarmsandhighlightstheneedforafaultconfigurationrefinementmethod.Itdiscussesthechallengesassociatedwithfaultdetectionandidentificationinsmallsatellitesandoutlinestheobjectivesofthispaper. 2.RelatedWork Thissectionreviewsexistingresearchandtechniquesinthefieldoffaultconfigurationrefinementforsatelliteswarms.Itdiscussesbothcentralizedanddistributedmethods,highlightingtheiradvantagesandlimitations.Theimportanceofconsideringsizeandresourceconstraintsinmicroandnanosatelliteswarmsisemphasized. 3.ProblemFormulation Theproblemoffaultconfigurationrefinementinmicroandnanosatelliteswarmsisformalizedinthissection.Therequirementsandconstraintsoftheswarmaredefined,alongwiththeobjectivesoffaultdetection,faultisolation,andfaultreconfiguration. 4.FaultDetectionandIdentification Thissectiondiscussesvariousfaultdetectionandidentificationtechniquesthatcanbeutilizedinmicroandnanosatelliteswarms.Itexploresbothmodel-basedanddata-drivenapproaches,highlightingtheirapplicabilityandlimitationsinthecontextoftheswarm. 5.DistributedFaultConfigurationRefinementAlgorithm Theproposeddistributedfaultconfigurationrefinementalgorithmispresentedinthissection.Thealgorithmutilizesadecentralizedapproachtodetectandisolatefaultsintheswarm.Themethodconsiderstheresourceandcommun