太空垃圾英語

演講人：日期：太空垃圾英語目錄OverviewofSpaceGarbageAnalysisofEnglishTerminologyforSpaceGarbageInternationalcooperationandpolicyregulationsProgressinMonitoringandCleaningTechnologyCasestudy:Sharingsuccessfulgovernanceexperiences01OverviewofSpaceGarbageSpacedebrisreferstoallmanladyobjects,includingfragmentsandcomponents,whichareorbitingtheEarthbutnolongerservinganyusefulpurposeDefinitionSpacedebriscanbeclassifiedintoseveralcategoriesbasedonitssize,orbit,andorigin,includingslotstages,defunctsatellites,explorationfragments,andmoreClassificationDefinitionandclassificationofspacedebrisAccidentalcollectionsbetweensatellitesorotherspaceobjectscangeneratelargeamountsoffabricsAccidentalcollectionsExplorationsofsatellitesorrockscanalsocreatedebris,specificallywhentheyoccurinlowEarthorbitExplorationsInsomecases,satellitesmaybeintentionallydestroyed,generatingdebrisintheprocessIntentionaldestructionNaturalcausessuchassolarflaresormeteorologicalimpactscanalsocontributetothegenerationofspacedebrisNaturalcausesReasonsforthegenerationofspacedebrisThreattospacecraftSpacedebrisposesaseriousthreattospacecraft,asconflictscandamageordestroythem,potentiallyleadingtomissionfailuresPollutionofspaceenvironmentTheaccumulationofspacedebriscanleadtothepollutionofthespaceenvironment,makingitmoredifficultanddangerousforfuturespacemissionsEconomicimpactThecostofdealingwithspacedebris,includingthedevelopmentofdebrisremovaltechnologiesandtherepairorreplacementofdamagedspacecraft,canbesignificantTheimpactofspacedebrisonEarthScientificresearchSpacedebrisalsoprovidesvaluableinformationforscientificresearch,asitcanhelpscientistsunderstandthelongtermbehaviorofobjectsinspaceandtheeffectsofthespaceenvironmentonmanroadmaterialsTheimpactofspacedebrisonEarth02AnalysisofEnglishTerminologyforSpaceGarbageSpacebriefsReferstoanymanladyobjectinorbitaroundtheEarththatnolongerservesausefulpurposeOrbitaldebrisAmoretechnicaltermforspacedebris,oftenusedinthecontextofobjectsinEarthorbitthatposeaconflictrisktooperationalspacecraftCommonEnglishvocabularyrelatedtospacedebrisSpacejunkAcolloquialtermforspacedebris,oftenusedinthemediaandpopularcultureSatelliteAmanladyobjectlaunchedintospacethatorbitstheEarthandservesaspecificpurpose,suchascommunication,navigation,orweatherobservationWhenasatellitebenefitsnonfunctional,itmaybenefitfromspacedebrisCommonEnglishvocabularyrelatedtospacedebrisKesslersyndromeAtheoreticalscenarioinwhichthedensityofobjectsinorbitbenefitssohighthatcollectionsbetweenobjectsgenerateacascadeofadditionaldebris,leadingtoadangerousenvironmentforspacecraftProfessionalTerminologyandAbbreviationsforSpaceDebrisConnectionAcloseapproachbetweentwoorbitingobjects,whichmayposeaconflictriskifnotproperlymanagedDebitTheprocessofremovingasatellitefromorbit,typicallybyslowingitdownsothatitfallsbacktoEarthandburnsupintheatmosphereReentryTheprocessbywhichaspacecraftorobjectreeperstheEarth'satmosphereafterbeinginorbitProfessionalTerminologyandAbbreviationsforSpaceDebrisDebrismitigationMeasurestakentoreducetheamountofdebrisgeneratedduringspaceactivities,suchastheuseofdebrisreducingdesignfeaturesonsatellitesActivedebrisremovalTheprocessofusingspacecrafttophysicallyremovedebrisfromorbit,suchasbycapturinganddebitingdebrisobjectsOrbitalaccountThenaturalprocessbywhichobjectsinorbitgraduallylosealtitudeovertimeduetoatmosphericdragandotherfactors,eventleadingtoentryintotheEarth'satmosphereImportantconceptsinthefieldofspacedebrisresearchCollisionavoidanceTechniquesandproceduresusedbyspacecraftoperatorstoavoidcollectionswithdebrisandotherspacecraft,soasthroughtheuseofconnectionanalysisandconsolidationwarningsystemsImportantconceptsinthefieldofspacedebrisresearch03InternationalcooperationandpolicyregulationsTheroleofinternationalorganizationsinspacewastemanagementUnitedNationsCommitteeonthePeaceUsesofOuterSpace(UNCOPUOS)Developguidelinesandpromoteinternationalcooperationinspaceactivities,includingspacedebrismigrationInterAgencySpaceDebrisCoordinationCommittee(IADC)Aforumfortheglobalspacecommunitytoexchangeinformationonspacedebrisresearch,includingorganicdebrismeasures,modeling,andmitigationtechniquesEuropeanSpaceAgency(ESA)andNASALeadagenciesinspacedebrisresearchanddevelopmentofignitiontechnologies,collaboratingwithinternationalpartnersthroughforumssuchastheIADCUnitedStatesRegulationsspacedebristhroughNASAandtheFederalAviationAdministration(FAA),withguidelinesfordebrismitigationduringlaunchandentryEuropeESAdevelopmentpoliciesandguidelinesforspacedebrismitigation,workingindependentlywiththeEuropeanUnion(EU)andnationalspaceagenciesRussiaTheRussianFederalSpaceAgency(Roscosmos)isresponsibleforspacedebrismanagement,includingmonitoringandmitigatingrisksfromdebrisComparisonofpolicies,regulations,andimplementationindifferentcountriesChinaTheChinaNationalSpaceAdministration(CNSA)hasimplementedpoliciesandmeasurestoaddressspacedebris,includingguidelinesfordebrismitigationduringlaunchandorbitaloperationsComparisonofpolicies,regulations,andimplementationindifferentcountriesIncreasingawarenessandpoliticalwilltoaddressspacedebrisAstheamountofdebrisinorbitcontinuestogrow,thereisagrowingrecognitionamongpolicymakersoftheneedtoaddressthisissueDevelopmentofinternationalstandardsandguidelinesOngoingeffortstodevelopinternationalstandardsandguidelinesforspacedebrismitigation,includingthroughorganizationssuchastheIADCandUNCOPUOSFuturepolicytrendsandchallengesFuturepolicytrendsandchallengesTechnicaladvancementsindebrisremovalResearchanddevelopmentoftechnologiestoactivelyremovedebrisfromorbit,suchasharpoons,nets,andlasers,areexpectedtocontinueandinformfuturepolicydecisionsLegalandregulatorychallengesThedevelopmentofinternationallawandregulationtoaddressspacedebrisiscomplexandslow,requiringconcernsamongmultiplecountriesandorganizationswithdifferentinterestsandpriorities04ProgressinMonitoringandCleaningTechnologyUtilizeradiowavestodetectandtrackspacejunkAdvantagesincludehighaccuracyandabilitytopenratecloudsandweatherconditions,butadvantagesincludelimitedresolutionandpotentialinterferencefromotherradiosourcesUsetelescopestoobserveandtrackspacejunkAdvantagesincludehighresolutionandabilitytoidentifyobjectsbytheirvisualcharacteristics,butadvantagesincludelimitedobservationtimeduetodaytimeandweatherconditionsDetectsandtracksspacejunkbasedontheirheatemissionsAdvantagesincludetheabilitytodetectobjectsevenindarkness,butadvantagesincludepotentialinterferencefromotherheatsourcesandlimitedresolutionRadarmonitoringOpticalmonitoringInfraredmonitoringAnalysisofexistingmonitoringmethodsandtheiradvantagesanddisadvantagesActiveremoval:InvolvestheuseofspacecrafttophysicallycaptureandremovespacejunkThismethodishighlyeffectivebutalsorequiressignificantresourcesandtechnologicalcapabilitiesPassiveremoval:ReliesonnaturalforcessuchasgravityandatmosphericdragtograduallylowertheorbitofspacejunkuntilitreeterstheEarth'satmosphereandburnsupThismethodislessresourceintensivebutalsolesspredictableandcontrollableDeorbitingdevices:AttachtospacejunkandusetheirownpropulsionsystemstolowertheorbitofthejunkandfacilityitsentryintotheatmosphereThismethodcombinestheadvantagesofactiveandpassiveremovalbutalsorequiresprecisionmanagementandcontrolIntroductiontoCleaningMethodClassificationLaserablationUsehighpowerlaserstovaporizesmallpiecesofspacejunk,reducingtheirsizeandpotentiallyalteringtheirorbit.ThistechnologyisstillintheexperimentalstagebutshowspromiseforeffectiveandcosteffectivejunkremovalElectrodynamicteamsLong,thinwireswithasmallchargethatcanbeusedtogenerateadragforceonspacejunk,loweringitsorbitovertimeThistechnologyhasbeensuccessfullytestedinlaboratorysettingsandcouldpotentiallybescaledupforuseinspaceExhibitionofresearchresultsonnewcleaningtechnologiesHarpooncaptureInvolvestheuseofaharpoonlikedevicetophysicallycaptureandsecurespacejunkforsubsequenceremovalThismethodrequiresprecisionaimingandmanpowerbutcouldpotentiallybeusedtoremovelargerpiecesofjunkthataredifficulttohandleusingothermethodsNanosatellitesTinysatellitesthatcanbelaunchedintoorbittoassistinthemonitoringandremovalofspacejunkThesenanosatellitescouldpotentiallyworktogetherinswarmstocaptureandremovemultiplepiecesofjunk