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ID:40081594
大小:318.56 KB
页数:15页
时间:2019-07-20
《INTERNATIONAL DOCKING STANDARDIZATION》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、INTERNATIONALDOCKINGSTANDARDIZATIONNASA2009-03-17DECISIONALFLOWTIM1&2TIM3TIM4TIM5GENDERMATINGOBJECTIVEPRESSURIZEDVEHICLECONNECTIONandCREWTRANSFERANDROGYNOUSMATINGHARDDOCKINGSOFTCAPTUREPERFORMANCEUNLIKEVEHICLESOTHERSUBSYSTEMCHARACTERISTICSSPECIFICSMECHANISMPOS
2、SIBILITIESLATCHKeySpecificCharacteristicsImplementationCARGOANDTUNNELKeySpecificLARGERCharacteristicsImplementationCAPABILITIESGUIDEPINKeySpecificCharacteristicsImplementationSEALKeySpecificCharacteristicsImplementationANDROGYNY•Allowsrescueandcollaborationbe
3、tweenanytwovehicles.•Systemlevelredundancy(rolereversing)•Flexiblemissionimplementation(allowingsimplerversionstobecompatiblewiththestandard)•Reduceuniquemissionanalysisandtraining•SingledesignwhichconnectstoduplicatesofitselfHARDDOCKINGSYSTEMSUBSYSTEMKEYCHAR
4、ACTERISTICSSPECIFICIMPLEMENTATIONLATCHSYSTEM•Androgynousarrangementatinterface.Asinglecomponentisnotandrogynous.[tobeaddressed•InternalMounting:forprotectionandfaultcorrectionpossibilitiesInfutureTIM]•Active-on-Passivemating:Havingredundantmatingformalfunctio
5、ns(having24pointsandusesonly12pointsatatime)•Simplifiedpassivemate:Passivesidecanbeverylight•Radial:Clampingonsealinterface•Selfcompliant:Spring-biased,morematingtolerance.TUNNELHOUSING•Accommodatingcrewpassageinternally.[tobeaddressedInfutureTIM]•Internalmou
6、ntingforallcomponents,e.g.electronics,cableharnesses,mechanisms...•ExternalEnclosure:Largerbendingmomentcapabilities.ALIGNMENTSYSTEMAndrogynousarrangementatinterface.Asinglecomponentisnotandrogynous.[tobeaddressedInfutureTIM]Radialslotarrangement:•Symmetrical
7、radialcompliantguidepinarrangement•Self-centering•Preservingaxisco-linearity•Insensitivetothermaldifferentials•Singledirectionconstraintlocally,lesspronetobinding•EaseoffabricationandassemblingSixengagementlocationsequallyspaced.SEAL•Seal-on-sealatinterface.[
8、tobeaddressed•Redundantdualsealbeads.InfutureTIM]JUSTIFICATIONSANDRATIONALESLATCHSYSTEMOverviewCENTERLINEPASSIVECOMPRESSIVEPRELOADACTIVEreturntoHardDockingpageLATCHSYSTEMFeaturesandRation
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