NASA, Rockets, and the Internaonal Space Staon Rockets, and the Internaonal Space Staon ... Blue...
Transcript of NASA, Rockets, and the Internaonal Space Staon Rockets, and the Internaonal Space Staon ... Blue...
NASA,Rockets,andtheInterna3onalSpaceSta3on
Tipsandtricksonge9ngyourdreamjobBrandonMarsell
https://ntrs.nasa.gov/search.jsp?R=20150023599 2018-05-29T23:49:41+00:00Z
Whoisthisguy?
• BrandonMarsell– FluidDynamicsEngineer– NASALaunchServicesProgram– KennedySpaceCenter
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• StetsonUniversity– BachelorofScienceinPhysics– QuantumMechanicstrack– 2003–2007
• EmbryRiddleAeronau3calUniversity– Master’sofscienceinAerospaceEngineering– Aerodynamics/CFDtrack– 2007-2009
Educa3on
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Experience• 6yearsexperiencewithLaunchVehicles
(Rockets)• AerospaceengineerforQine3Q-NA
– Hiredin2009– ELVIScontract
• AerospaceEngineerforaisolu3ons– 2012– ELVISIIcontract
• HiredbyNASAasacivilserviceemployeein2013
• Startedmyowncompany– 2013– FreedomEngineering
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Missions
• IhaveservedasNASA’sprimaryfluidsengineeronthefollowingmissions– RBSP– MMS– MSL– JUNO
• Specialprojects– ISSExperiment
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• Whatwasthisrocketcalled?
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Ques3on1
NASA• Ques3onIgetaskedthemost
– Didn’ttheyshutdownNASA?
– NASAisverymuchaliveandwell7
WhatisNASA?
• NASAisagovernmentagencyjustlike– FDA– FBI– ATF– USDA– Andmanymore
• Thoughrecentlymostagencieshaveseentheirbudgetsshrink,NASA’sbudgetisfairlystable
• NASA’s2013budgetwas~$18Billion8
WhocanworkatNASA?• Anyone!• NASAhasmanycentersalloverthecountryandneedsmanydifferentskills– Engineering– Accoun3ng– Aiorneys– Projectmanagers– Computerprogrammers– Writers– Publicrela3ons– Humanresources– Andmanymore
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AMESResearchCenter
• LocatedinSanJose,CA• HousessomeofNASA’smostpowerfulsupercomputers
• Hashugewindtunnels• Providessupportofmanyspaceandaeronau3csprograms
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JetPropulsionLaboratory
• LocatedinPasadena,CA• BuildsandoperatesmanyofNASA’srobo3cmissions– Curiosity(MSL)– Cassini-Huygens– MarsExplora3onRoverOpportunity
– MarsReconnaissanceOrbiter– JUNO– more
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JohnsonSpaceCenter
• LocatedinHouston,TX• ISSmissioncontrol• Astronauttraining
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StennisSpaceCenter
• BaySaintLouis,MS• NASA’slargestrocketenginetestfacility
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MarshallSpaceFlightCenter• LocatedinHuntsville,AL• LargestNASAcenter• LeadcenterfordesignofApollo,SpaceShuile,Interna3onalSpaceSta3on,andSLSrocket
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GlennResearchCenter
• LocatedinCleveland,Ohio• Developsscienceandtechnologyforuseinaeronau3csandspace
• Cu9ngedgeresearchonjetenginesandinspacepropulsion
• Largevacuumchambers
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LangleyResearchCenter
• LocatedinLangley,VA• Operatesmanywindtunnels• Focusesonaeronau3calresearch
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ArmstrongFlightResearchCenter• LocatedattheEdwardsairforcebase,CA
• Leadcenterforaeronau3cstes3ng• Testssomeofthemostadvancedaircralintheworld
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GoddardSpaceFlightCenter• Greenbelt,MD• Developsmanyunmannedscien3ficspacecral
• ProvidesmanagementformanyNASAsciencemissions
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NASAHeadquarters
• LocatedinWashingtonDC• Interfaceswiththerestofthegovernment• Businessandmanagement
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KennedySpaceCenter
• CapeCanaveral,FL• Leadcenterforlaunchingvehicles• Bestcenterever!
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Ques3on2
• Whoisthisguy?
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With the goal of ensuring mission success
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LSP’sCustomers
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EndtoEnd Advisory
LSP’sCurrentFleet
Potential/Emerging Vehicles
Pegasus AtlasV
Falcon9
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AthenaIc AthenaIIcDeltaIV
DeltaII
Antares
Launch Sites
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FalconHeavy
AthenaIIIStratolauncher
VGLauncherOneBlueOrigin
CubeSat
HighAl:tudeDemonstra:onMissions
StudentLaunchSystemIni:a:ve
LSPEnablesHumanExplora3onLaunchServicesProgram HumanExplora3on
SIRTFOSIRIS-REX
MarsRover-Spirit
Curiosity
HumanSpaceFlightLSPinvestincollaborateswith…
Advisory
CommercialResupplyServices(CRS)
Explora3onFlightTest-1
CommercialCrewProgram
MMS–Magnetospheric
Mul3Scale
SMAP–SoilMoistureAc3ve
Passive
Jason-3
2015
GOES-R–Geosta3onaryOpera3onalEnvironmentalSatellite
2016
OSIRIS-Rex-OriginsSpectralInterpreta3onResourceIden3fica3on
SecurityRegolithExplorer
JPSS-1–JointPolarSatelliteSystem
2015–2016ManifestOutlook
InteriorExplora3onusingSeismicInves3ga3ons,GeodesyandHeatTransport
CycloneGlobalNaviga3onSatellite
System
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Ques3on3
• Whoisthisguy?
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WhatdoIdo
• NASANASAheadquarters,DC
KennedySpaceCenterLaunchServicesProgram
MissionAnalysisDivisionEnvironmentsandLaunchApprovalBranch
FluidsGroupBrandon
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FluidsGroup
• Thisisoneofthesmallergroupsconsis3ngof4engineers
• Responsibleforanyfluiddynamicsrelatedanalysesrequiredduringthelaunchintegra3onprocess
• Itreallyis“rocketscience!”– Sowhatdoesthismean?
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Example1• Compartmentven3ng
– Astherocketincreasesinal3tude,theairpressuredecreases(preiyquickly)
– Howdoyoumakesurethepressureinsidedoesn’tcausethefairingtobreakopen?
– Thefairingshaveventholes– Werunalargesetofanalysesthatpredictthepressureinsidethefairingduringtheascent
– Thesepredic3onsensurethepayloadwontbedamagedfromdepressurizingtooquickly/slowly
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Image:ULAAtlasVUser’sGuide(hip://www.ulalaunch.com/uploads/docs/
AtlasVUsersGuide2010.pdf)
Example2• Payloadssi9nginsidethefairingaresuppliedwithaircondi3oningtoensuretheyremaindryandcoolastheywaitforlaunch
• Somepayloadshavestringentcoolingrequirements(likeonbaieriesetc…)thatdriveustorunsophis3catedComputa3onalFluidDynamics(CFD)analysestopredictheattransfercoefficientsandairtemperatures
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Example3• BeforeNASAentrustsaprivate
companywithamul3-million(some3mesbillion)dollarspacecral,LSPmustcer3fythevehicle
• LSPpoursovermanyengineeringdocumentstoensuretherocketissafeandreliable
• Aspartofthesecer3fica3onefforts,weindependentlygenerateaerodynamiccoefficienttablesforuseincontrolsystemsimula3ons
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Image:NASA@sciencehip://www.nas.nasa.gov/SC11/Kiris_SLS-CFD_Backgrounder.html
Ilovemyjob
• Iolenfindmyselfsteppingbackandthinking– “Ican’tbelieveIamactuallyworkingonsomethingthat’sgoingtospace!”
– Itisveryrewarding• Notonlyaretheseproblemssuperinteres3ng,challenging,andimportant…theyarealsofun!
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HowdidIgethere?
• AlwaysknewIwantedtoworkinthespaceindustry– Wantedtoworkonthingsthatgotospace– Didn’tspecificallysetmysightsonNASAun3lgradschool
• Ichosephysicsbecauseitwasfundamental,interes3ng,andallowedmetospecializelater– Physicsallowedmetochosefromawidevarietyofengineeringdisciplines
– IchoseAerospaceEngineering
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Realizehowluckyyouare
• IwasalwaysverydisciplinedandrealizedhowluckyIwastobeabletogotocollegeandgetadegreefromagreatuniversity.
• Notmanypeoplegettheopportunitytoevengotocollege– Seriously,lookitup– hip://www.bls.gov/news.release/hsgec.nr0.htm– ThoughIhadalotoffun,schoolalwayscamefirst
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Internships
• Theseareveryimportant!• Doasmanyasyoucan• Youwillmeetmanypeopleinmanydifferentfields
• Thesefolksmayhireyouoneday
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HighAl3tudeObservatory
• DuringmyJunioryearIcompletedmyfirstinternship– Na3onalCenterforatmosphericresearch– Highal3tudeobservatory– ScaieringPolariza3onExperiment
• Metmanyscien3sts– Theywereworkingonasatellitethatwassettolaunchinthenextyear
– ThisiswhenIdecidedtodosomethingsimilar
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GradSchool
• Goodgrades,internshipexperienceandphysicsdegreegotmeintogradschoolatEmbryRiddleAeronau3calUniversity(ERAU)– Sinceitwasnotanengineeringdegreetheyrequiredacouplepre-requisiteclasses
– Finishedthemoversummeralergradua3ngfromStetson
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GradSchoolTIPJustbecauseacourseiscalledsomethingdifferent,doesn’tmeanitisExample: linear algebra could be called matrix methods or numericalengineering.Differentengineeringschoolshavedifferent lingoandadvisors/professors won’t always know what you have already taken. Use your oldtextbookstoproveyouhavetakenclasses.
GetaGoodAdvisorandProject• Ichosethethesisop3on
– Thesisop3on=lessclass-workbutrequiresthesis– Non-Thesisop3on=moreclass-workbutnothesis
• Thesisop3onallowedmetospecializeandimmersemyselfintheworldofComputa3onalFluidDynamics(Irecommendit)– Favoriteclasswasfluiddynamics– Askedprofessorforathesisproject– Hegavemeone!
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GradSchoolTIPGethelpfromyouradvisor,butrealizehewon’tdoitallforyou.Onceingradschool, it’sup toyou!Takeownershipof yourprojectandmake it thebestthatitcanbe.Applyforgrantsandfindsomeonetopayforyourschool!
Thesisproject• AdvisorwasinvolvedintheNASAGraduateStudentResearcher’sProgram(GSRP)– Studyingthewayfluidsmoveincontainers– ProjectwasfortheLaunchServicesprogram– hips://intern.nasa.gov/ossi/web/public/main/
• Onceaccepted,Itookoverforthepreviousstudent– NASAgrantcoveredgradschoolaswellaslivingexpenses
– WeeklyteleconferencesgavemeexposuretothefolksatNASA
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Ge9ngHired
• Gradschoolflewby– FinishedmyMaster’sin2years– Startedlookingforjobs
• Use“shotgun”technique– Iappliedtomorethan30jobopenings– Postedmyresumeeverywhere
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Marke:ngTIPGo to technical conferences in your field and present asmuch as possible.Also,takemanycopiesofyourresumeandpostthemontheopenboardsatthevenue.
8months11days
Ques3on4
• HowlongdidittakeMarsScienceLaboratorytogettoMars?
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ISSSloshExperiment
• AttheLaunchServicesProgramweareluckytohaveasmallbudgetforresearchanddevelopment– Normallyusedforsmallresearchprojects– Alsousedtobuyadvancedequipment
• Iamheavilyinvolvedinresearchprojects• IwasassignedtoleadtheISSSloshExperimentin2011
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Whatisslosh?
• Liquidpropellantmovementswithinrockettankscancauselossofmission
• Mustpredictthemagnitudeandfrequencyofsloshforcestoproperlytunevehiclecontrolsystems
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TheProblem–TheSolu3onTheProblem• NASAlacksexperimentaldatatovalidateliquidsloshbehaviorinamicrogravity
environment• Manycomputermodelsclaimtoaccuratelypredictliquidmo3oninsidea
propellanttank• Thesemodelsareonlyvalidatedunder1gcondi3ons• Nonehavebeenvalidatedinthesurfacetension-dominatedmicrogravity
environmentofspace
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TheSolu3on• Anexperimenthasbeenbuiltthat
takesadvantageofthemicrogravityenvironmentoftheInterna3onalSpaceSta3on(ISS)
• Scaled,clear,liquidfilledtank• Cameras• Iner3almeasurementunits
Overview
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Wherewehavebeen
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StudentPar3cipa3on• StudentsattheFloridaIns3tuteofTechnology(FIT)designedandfabricatedtheen3reexperiment– Machinedallaluminumparts
– UsedCADtodesignall3Dprintedcomponents
– Fabricatedallcustomcabling
– Designedallcustomprintedcircuitboardsusedintheavionicsboxes
– RananalysesforISSsafetycer3fica3on
Qualifica3ontes3ng
• ISSSafetyTes3ng– Vibra3ontes3ng
• Qualtest,inc.(Orlando,FL)• Testedinstowedconfigura3on
– Electromagne3cCompa3bilitytes3ng
• MSFCEMItestfacility• Fullunittestedalongwithtwo
SPHERESgroundunits– Offgasstes3ng
• WhiteSandsTestFacility• Testedall3Dprintedmaterials
– Flammabilitytes3ng• WhiteSandsTestFacility• Testedall3Dprintedmaterials
– Touchtemperaturetes3ng• FloridaIns3tuteofTechnology
– Pressuretes3ng• FloridaIns3tuteoftechnology
Launch• LaunchaboardtheOrb-1CommercialResupplytoSta3onmission– LaunchJan09,2014– DocktoISSJanuary12,2014– LaunchedonanOrbitalSciencesCorp.AntaresLaunchVehicle
– LaunchedfromWallopsFlightFacility
• FirstISScargoflightforthisvehicle
• First3DprintedexperimentaboardtheISS
Howtoruntheexperiment
• Grabtheexperiment• Poweritup(2switches)• Placeincenterofthemodule• Floatovertocomputer• Clickonrun• Waitun3lmaneuveriscomplete(~2minutes)
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Science• Sessionscompletedtodate– Checkout– Science#1– Science#2– Science#3
• Sessionstakeroughly6hourstocomplete– 2.5hoursforset-up– 1.5hoursforscience– 2hoursforbreak-down
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Ini3alCondi3on
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Checkout
Science#1
Science#2
Badini:alcondi:on
Goodini:alcondi:on40%
Goodini:alcondi:on20%
Ini3alCondi3on
LiquidsinSpace
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Conclusion
• Thankyouverymuchforinvi3ngme• Goodluck!
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