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ActiveProject(2013-2014)
SpaceMissionHumanReliabilityAnalysis(HRA)ProjectCenterInnovationFund:JSCCIF(AlsoIncludesJSCIRAD)ProgramOfficeOfSafetyAndMissionAssurance(OSMA)
AtStart:3 Current:3 AtEnd:6
1 2 3 4 5 6 7 8 9
AppliedResearch Development Demo&Test
ProjectTechnologyMaturity
ABSTRACT
ThepurposeoftheSpaceMissionHumanReliabilityAnalysis(HRA)Projectisto
extendcurrentground-basedHRAriskpredictiontechniquestoalong-duration,
space-basedtool.Ground-basedHRAmethodologyhasbeenshowntobea
reasonabletoolforshort-durationspacemissions,suchasSpaceShuttleand
lunarfly-bys.However,longer-durationdeep-spacemissions,suchasasteroid
andMarsmissions,willrequirethecrewtobeinspaceforaslongas400to900
daymissionswithperiodsofextendedautonomyandself-sufficiency.
Currentindicationsshowhigherriskduetofatigue,physiologicaleffectsdue
to...Readmoreonthelastpage.
TechnologyArea: HumanHealth,LifeSupport&HabitationSystemsTA06(Primary)Modeling,Simulation,InformationTechnology&ProcessingTA11(Secondary)
ANTICIPATEDBENEFITS
ToNASAfundedmissions:HRAprovidesariskpredicyionanlysistoolforassessingthehuman’sroleintheHuman
SystemIntegration(HSI)process(human,hardware,andsoftware).Ingeneral,thisproject
extendsourcurrentunderstandingofcrewreliabilityforlongdurationspacemissionsby
assessingthehumanerrorprobabilityportionoftheHSIprocesstoyieldsaferandmore
reliablehumanspacemissions.
TheNASAJohnsonSpaceCenterSafetyandMissionAssuranceDirectorate(S&MA)
currentlyperformsHumanReliabilityAnalysis(HRA)forallhumanspaceprograms’
ProbabilisticRiskAssessment(PRAs),excepttheInternationalSpaceStation...
Readmoreonthelastpage.
Printed4/10/2014 1
https://ntrs.nasa.gov/search.jsp?R=20140004419 2019-06-13T04:13:57+00:00Z
Contributing
Partners
IdahoNationalLaboratory
DETAILEDDESCRIPTION
Thepurposeofthisprojectistoextendcurrentground-basedHumanReliabilityAnalysis(HRA)
techniquestoalong-duration,space-basedtooltomoreeffectivelypredicttheriskassociatedwith
humanactionsonlong-durationmissions.Bydoingso,theagencywillbeabletofocusresources
ontheriskdrivers,suchasspecifictraining,conditioning,procedures,exercising,etc.forthese
futuremissions.NASAusesProbabilisticRiskAssessments(PRAs)toassesstheprobabilityof
LossofCrew(LOC)andLossofMission(LOM).PRAstakeintoaccountmultiplecontributing
factorsandtheirinteractions,suchashowthecrew,software,andhardwareworktogetherto
achievemissionobjectives.HRAisusedtoassessthehumancontributiontoriskinPRAs.Current
HRAtechniquesweredevelopedforgroundapplicationsusingEarthbasedhumanreliabilitydata
toestimatehumanerrorprobability.Theseground-basedHRAtechniqueshavebeenshowntobe
areasonabletoolforshort-durationspacemissions,suchasSpaceShuttleandlunarfly-bys.
However,longer-durationbeyondEarthorbitmissions,suchasasteroidandMarsmissions,will
requirecrewstobeinspacefor400to...
SpaceMissionHumanReliabilityAnalysis(HRA)Project
OtherOrganizations
PerformingWork
IdahoNationalLaboratory
MANAGEMENT
ProgramExecutive:JohnFalker
ProgramManager:RonaldGClaytonProjectManager:
RogerBoyerPrincipalInvestigator:
RogerBoyer
Printed4/10/2014 2
U.S.stateswithwork
Leadcenter:JohnsonSpaceCenter
Supportingcenters:JohnsonSpaceCenter
SpaceMissionHumanReliabilityAnalysis(HRA)Project
DETAILEDDESCRIPTION(CONT'D)
900dayswithperiodsofextendedautonomyandself-sufficiency.Currentindicationsshowhigherriskdueto
fatigue,physiologicaleffectsduetoextendedlowgravityenvironments,andothers,whichmayimpactHRA
predictionsbyaffectingthecrew’scognitiveabilities,aswellastheirphysiology,andyieldahigherprobabilityfor
LOCandLOM(e.g.earlyreturn).PRAswillneedtoaccountfortheseaffectsinordertoprovidemanagement,
designers,andthecrewourbestestimateofrisk.
WiththefundingofthisIR&Dprojectoverthenextthreeyears,Safety&MissionAssurance(S&MA)willcollaborate
withHumanHealth&Performance(HH&P)toestablishwhatiscurrentlyusedtoassesshumanreliabilityforhuman
spaceprograms,identifyhumanperformancefactorsthatmaybesensitivetolongdurationspaceflight,collect
availablehistoricaldata,andupdatecurrenttoolstoaccountforperformanceshapingfactorsbelievedtobe
importanttosuchmissions.JSC’sHumanSystemIntegration(HSI)initiativeisaworkinprogresstobetter
understandhowthecrew,software,andhardwareworktogetherandensurethatHSIisaccountedforinfuture
spacemissiondesigns.
Printed4/10/2014 3
SpaceMissionHumanReliabilityAnalysis(HRA)Project
TECHNOLOGYDETAILS
AtStart:3 Current:3 AtEnd:6
1 2 3 4 5 6 7 8 9
AppliedResearch
Development Demo&Test
SpaceBasedHuman
ReliabilityAnalysis(HRA)
TechnologyMaturity
Thepurposeofthisprojectistoextendcurrentground-basedHumanReliabilityAnalysis(HRA)
techniquestoalong-duration,space-basedtooltomoreeffectivelypredicttheriskassociated
withhumanactionsonlong-durationmissions.Bydoingso,theagencywillbeabletofocus
resourcesontheriskdrivers,suchasspecifictraining,conditioning,procedures,exercising,etc.
forthesefuturemissions.NASAusesProbabilisticRiskAssessments(PRAs)toassessthe
probabilityofLossofCrew(LOC)andLossofMission(LOM).PRAstakeintoaccountmultiple
contributingfactorsandtheirinteractions,suchashowthecrew,software,andhardwarework
togethertoachievemissionobjectives.HRAisusedtoassessthehumancontributiontoriskin
PRAs.CurrentHRAtechniquesweredevelopedforgroundapplicationsusingEarthbased
humanreliabilitydatatoestimatehumanerrorprobability.Theseground-basedHRA
techniqueshavebeenshowntobeareasonabletoolforshort-durationspacemissions,such
asShuttleandlunarfly-bys.However,longer-durationbeyondEarthorbitmissions,suchas
asteroidandMarsmissions,willrequirecrewstobeinspacefor400to900dayswithperiodsof
extendedautonomyandself-sufficiency.Currentindicationsshowhigherriskduetofatigue,
physiologicaleffectsduetoextendedlowgravityenvironments,andothers,whichmayimpact
HRApredictionsbyaffectingthecrew’scognitiveabilities,aswellastheirphysiology,andyield
ahigherprobabilityforLOCandLOM(e.g.earlyreturn).PRAswillneedtoaccountforthese
affectsinordertoprovidemanagement,designers,andthecrewourbestestimateofrisk.
usingcurrentground-basedhumanreliabilityanalysis(HRA)techniquescombinedwithwhat
NASAhaslearnedfromyearsofhumanexperienceinspacetoproduceanHRAapproachfor
long-durationspacemissions.
Thistechnologyiscategorizedasfirmwareforengineering,design,modeling,oranalysis
Technology...
PerformanceMetrics
Metric Unit Quantity
report 1 1
Printed4/10/2014 4
SpaceMissionHumanReliabilityAnalysis(HRA)Project
TECHNOLOGYDETAILS
TECHNOLOGYDESCRIPTION(CONT'D)Area
TA06HumanHealth,LifeSupport&HabitationSystems(Primary)
TA11Modeling,Simulation,InformationTechnology&Processing(Secondary)
CAPABILITIESPROVIDEDTheNASAJohnsonSpaceCenterSafetyandMissionAssuranceDirectorate(S&MA)currentlyperformsHuman
ReliabilityAnalysis(HRA)forallhumanspaceprograms’ProbabilisticRiskAssessment(PRAs),exceptthe
InternationalSpaceStation(ISS).HumanHealthandPerformance(HH&P)istherecognizedsubjectmatterexpert
forHH&P.Inordertosafelyexecutealong-durationmission,wemusthaveamoreaccurateHRApredictionmodel.
Thiscollaborationisaimedattakingcurrentknowledgeandmodifyingtheapproachusedforshort-duration
missionstoproduceamethodthatcanbeappliedtolong-durationmissions.Itisutilizingtheexperienceand
resourcesofthosewhoperformHRAatNASAwithHH&P’sdataandexpertisetoupgradethecurrentapproach
basedonexistinghumanresearchandoperationaldata.S&MAandHH&Pbeganacoupleofyearsagotoidentify
allofthefactorsthatmayinfluencehumanperformanceinspace,andultimatelythesuccessofthemission.The
resulting“factormap”willbeleveragedbythisprojecttoidentifywhichfactorsmaybethemostinfluencebylong-
durationmissions.Programswanttoimplementtechnologythatisaffordable,reliable,andrepeatable.Thisproject
isaimedatdevelopinganHRAmethodthatwillmeetthosethreecriteriawhenExplorationSystemsDevelopment
(ESD)isabletostrategicallyplanforlong-durationmissions.
NASAiscurrentlyassessingtherisk(lossofcrewandlossofmission)forlong-durationspacemissions,suchasto
Mars.Thistoolwillhelpestablishthecontributionofcrewtotheoverallmissionriskaswellashelpingtoidentify
whereimprovementscanbemadeviatraining,crewequipment,andautonomousfunctions.
POTENTIALAPPLICATIONSperforminghumanreliabilityanalysisforlongdurationspace...
Printed4/10/2014 5
SpaceMissionHumanReliabilityAnalysis(HRA)Project
TECHNOLOGYDETAILS
POTENTIALAPPLICATIONS(CONT'D)missions.
NASAiscurrentlyassessingtherisk(lossofcrewandlossofmission)forlong-durationspacemissions,suchasto
Mars.Thistoolwillhelpestablishthecontributionofcrewtotheoverallmissionriskaswellashelpingtoidentify
whereimprovementscanbemadeviatraining,crewequipment,andautonomousfunctions.
Printed4/10/2014 6
SpaceMissionHumanReliabilityAnalysis(HRA)Project
ABSTRACT(CONTINUEDFROMPAGE1)
extendedlowgravityenvironments,andothers,mayimpactHRApredictions.Forthisproject,Safety&Mission
Assurance(S&MA)willworkwithHumanHealth&Performance(HH&P)toestablishwhatiscurrentlyusedto
assesshumanreliabiiltyforhumanspaceprograms,identifyhumanperformancefactorsthatmaybesensitiveto
longdurationspaceflight,collectavailablehistoricaldata,andupdatecurrenttoolstoaccountforperformance
shapingfactorsbelievedtobeimportanttosuchmissions.ThiseffortwillalsocontributedatatotheHuman
PerformanceDataRepositoryandinfluencetheSpaceHumanFactorsEngineeringresearchrisksandgaps(part
oftheHRPProgram).AnaccurateriskpredictormitigatesLossofCrew(LOC)andLossofMission(LOM).Theend
resultwillbeanupdatedHRAmodelthatcaneffectivelypredictriskonlong-durationmissions.
Printed4/10/2014 7
SpaceMissionHumanReliabilityAnalysis(HRA)Project
ANTICIPATEDBENEFITS
ToNASAfundedmissions:(CONT'D)(ISS).HumanHealthandPerformance(HH&P)istherecognizedsubjectmatterexpertforHH&P.
HH&Phasexpertiseinhumanerrortestingofhuman-systeminterfacedesignandperformance,behavioral,
physiologicalhealth,andperformanceresearchonlong-durationspace-flightimpacts,andeffectiveandaffordable
humanfactorsmethodologies.Theresultingtoolcanbeusedbybothorganizationstoimprovecrewsafety,
performance,anddesignoffuturemissions,suchasMars,asteroid,andlunarsurfacemissions.HRAisalso
requiredforhumanratingofexplorationflights.TheESDhaslong-durationspaceflightmissionsidentifiedintheir
“Architectural”DRMs.AnupdatedHRAmodelthatcanaccuratelypredictriskonsuchmissionswillbeneededby
ESDinthenearfutureinordertoverifytheLOCrequirementsofthesemissions.
Aspace-basedHRAcanbeused:
TohelpguideanddesigntheautonomysupportingthehumanaspectoftheHSItrianglebyinformingthe
designersastothelikelihoodofthecrewperformingtheintendedaction.Forexample,onemusttakeinto
accounthowthecrewmemberinteractswithitandhowthecrewmemberbenefitsfromit.ThisisarolethatHRA
canprovideandthespacebasedadditioncanmakeitmorespecifictofuturelongdurationspacemissions.
Tohelpplanmissiontrainingandoperations.OurcurrentHRAapproachiscognitive-based,thuscanbedirectly
applicabletoaddressingcognitiveperformanceissues.UpgradingourHRAapproachtoincludelongduration
spacemissionattributes,suchasfatigueandlowgravityphysiologicaleffects,isapplicabletorisk-rankingthis
HATneed.
Andfinallytofirsthelpassessthelikelihoodofhumanerrorandthentoassesstheproposedimprovementto
determinetheworthinessoftheeffort.Indevelopingon-boarddecisionsupporttools,thedesignermustkeepthe
crewinmindfortheenvironmentandconditionofalongdurationspacemission.Thisprojectwillprovide
informationastohowthedesignbenefitsordegradesitssupportandcrewtrainingbeforeandduringthe
mission.
ToNASAunfunded&plannedmissions:ThiseffortwillalsocontributedatatotheHumanPerformanceDataRepositoryandinfluencetheSpaceHFE
researchrisksandgapsaspartoftheHRP.TheHRPisactivelydoingresearchonlong-durationperformanceand
theimpactsthatlong-durationspaceflightmayhaveonthehuman.TheresultsoftheHRPresearch,analogstudies,
andworkonperformanceshapingfactorscanbeleveragedtoupdatethemodel.FCIOperationalHabitability
DatabasecanalsobeleveragedfortheISSandShuttleoperationalhumanperformancedata.Themodelforlong-
durationsmissionswillonlybeas...
Printed4/10/2014 8
SpaceMissionHumanReliabilityAnalysis(HRA)Project
ANTICIPATEDBENEFITS
ToNASAunfunded&plannedmissions:(CONT'D)goodasthedataavailabletoinput,thusitiscriticalthatwetakethetimetoidentifyallofthedatarequired.This
effortmayalsobenefittheHRPinplanningofresearchinthefield,byhighlightingfocusareasneededformore
accuratepredictions.Inthistimeofdoingmorewithless,HRPmaybeabletofocusonasmallernumberoffactors,
aspredictedbythemethod.
Toothergovernmentagencies:Dependingontheresultsoftheproposeddataanalysis,long-termeffectsonhumanisolationandfatiguemay
applytotheUSNavy’ssubmarinecrewsandAntarcticaexpeditions,aswellastheUSCoastGuard.
Tothecommercialspaceindustry:asthecommercialspaceindustryexpandstolongerdurationmissionsand/orbeyondlowEarthorbit,thesame
effectsobservedbyNASAwillalsobeapplicabletocommercialcrews.
Tothenation:ThiswillbethefirstHRAapproachdevelopedforspacemissions.Havingthistoolwillhelpbetterunderstandthe
risksassociatedwithcrewedmissions,thushelpingtoidentifywhatneedstobeaddressedtoreduceriskandwhat
needsadditionalstudying.
Printed4/10/2014 9