Fundamental Aeronautics
Dr. Rich WlezienDirector (Acting), Fundamental AeronauticsAeronautics Research Mission Directorate
Fundamental Aeronautics
HypersonicsSubsonics:
Rotary WingSupersonics
Subsonics:Fixed Wing
Research Thrusts
Objective• Development of system-level, multi-disciplinary capabilities for both civilian and
military applications• Provide long-term investment in research to support and sustain expert competency in
critical core areas of aeronautics technology
Results• Technology innovation and integrated, multidisciplinary analysis tools to:
• Provide rapid evaluation of new concepts and technology• Accelerate the application of new technology to a wide array of vehicles• Reduce the environmental impact and increase the public benefit of future
aircraft: lower emissions, less noise, higher efficiency, safer operation
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Research Hierarchy
SystemSystemDesignDesign
Multi-DisciplineMulti-DisciplineCapabilitiesCapabilities
Foundational Physics & ModelingFoundational Physics & Modeling
Discipline Level Discipline Level CapabilitiesCapabilities
Conduct foundational research to further ourfundamental understanding of the underlying
principles
Leverage the foundational research to developtechnologies and analytical tools focused on
discipline-based solutions
Integrate methods and technologies to developmulti-disciplinary solutions
Use NASA Research Announcements (NRAs)to solicit proposals for foundational research inareas where NASA needs to enhance its corecapabilities.
NASA development of multidisciplinarymethods and technologies
NASA development of discipline-relatedsolutions
Use Space Act Agreements to collaboratewith industry; Establish partnerships withother Govt agencies (FAA, DoD, JPDO)
Level 1
Level 2
Level 3
Level 4
Develop system-level capabilities to enable ourcivilian and military partners to develop
revolutionary systems to meet their needs
Approach
Step 1: Assess the long-term research needs and goals inFundamental Aeronautics and establish technicalroadmaps to accomplish those goals.
Step 2: Solicit information on key areas of interest from theexternal community and determine opportunities forcollaboration through an RFI
Step 3: Define research proposals at the field centers
Step 4: Issue a NASA Research Announcement to solicitproposals for foundational research
Four-Step Planning Process
Fundamental AeronauticsTop-Level Roadmap
Supersonics
Subsonics:Fixed Wing
Subsonics:Rotary Wing
FY06 FY07 FY08 FY09 FY10 FY11 FY12 FY13 FY14 FY15
Develop conceptualframework
Integrate validatedmultidisciplinarytools sets
Gen 1 validationexperiment
Baseline quantification ofintegrated tool fidelity
Demonstrate improvedfidelity of tools
Assess capability topredict rotorcraft behavior
Improve prediction accuracy forexisting rotorcraft behavior. Refineresearch focus.
Demonstrate progress toward validatingpredictive capability for adv rotorcraft &expanded operating conditions
ID Databases & Toolsfor Init. Assess.
Assess Predict. Cap. forIntegr. Vehicle Perf
Assess Predict. Cap. forProp. & Airfr & ID Gaps
Incorp.UpdatedMultidisciplinary Tools
Gen 1 Demo ofFramework & ID Gaps
Gen 2 Validation from Multi-systems Expt
Incorp.UpdatedMultidisciplinary Tools
Gen 2 validationexperiment
HypersonicsSystem FlightExperiments
Baseline methods &ref vehicles defined
Improvedmethods/tools
Optimizedmethods/tools
Ref. Vehicle 1selected
Ref. Vehicle 2selected
Ref. Vehicle 3selected
SUBSONICS: FIXED WING
Systems forExperimental
Validation
Propulsion / PowerSystems
Airframe SystemsVehicle Systems Integration & Analysis
Level 1
Level 2
Level 3
Level 4
ExperimentalCapabilitiesMaterials & Structures
MechanicalComponents &
Tribology
Power
Combustion
Aerodynamics /Aerothermodynamics
Acoustics
Aeroelasticity
Computational Methods(Research & Implementing)
Fluid Dynamics & HeatTransfer (Understanding &
Modeling)
Aeroelasticity
Acoustics PhysicsFundamental MaterialsScience
Mechanical ComponentsAnd Tribology
Mechanics of Materialsand Structures
Controlsand
Dynamics
Power Modeling &Simulation
Reacting FlowPhysics/CFD
Control MethodsAnd Strategies
DynamicModeling &Simulation
Fundamental NewExperimentalApproaches
Application &Enhancement of
Current ExperimentalTechniques
Validated Physics-based MDAO Tools
Integrated with Technology Development
including virtual access to the flight envelope, and virtual expeditions through design space that enablesystem-level design of a wide class of subsonic fixed wing vehicles
Subsonics Fixed Wing:Research Topics
Multifunctional materials and structures concepts
Enhanced physics-based noise prediction, integratedaerodynamic, acoustic, and structural advanced analysis tool
Advanced materials, processing and manufacturing technologies
Expanded design space enabled by high-lift design, edge ofenvelope stability and control
Autonomous testbedsSystems for Experimental
Validation
Metallic, composite, and hybrid materials and structures, analysismethods for property characterization
Airframe Systems
Engine and airframe noise source decomposition
Vehicle Integration and Analysis
Alternative propulsion and power concepts
Propulsion and Power Systems
High-fidelity piloted simulations, and instrumentation with newcapabilities integrated into multidisciplinary system validated withflight tests as appropriate
Aeroelastic analysis methods
Advanced control techniques and autonomous controlarchitectures
Advanced technologies for intelligent engines, and engine icingcharacteristics
Materials and structures technologies for durable, active, multi-functional propulsion and power systems
Level 4
Level 2
Level 3
Level 1
Fundamental Materials Science & Processing,Mechanics of Materials and Structures,Mechanical Components, & Tribology
Quantified UncertaintyKnown Sensitivities
Vehicle Systems Integrationand Analysis
Materials and Structures & MechanicalComponents and Tribology
Fast and Effective PB-MDAO CapabilitySubsonics:Fixed Wing
Airframe Systems
Propulsion/Power Systems
Systems for Experimental Validation
Acoustics, Aeroelasticity, &Aerodynamics/Aerothermodynamics
Power and Combustion
Controls and Dynamics
Experimental Capabilities
Acoustics Physics, Computational Methods,Fluid Dynamics & Heat Transfer, &Aeroelasticity
Power Modeling and Simulation, & ReactingFlow Physics/CFD
Control Methods and Strategies & DynamicModeling and Simulation
Experimental Approaches & Techniques
FY06 FY07 FY08 FY09 FY10 FY11 FY12 FY13 FY14 FY15
Develop conceptualframework
Integrate validatedmultidisciplinary tools sets
Gen 1 validationexperiment
Baseline quantification ofintegrated tool fidelity
Demonstrate improvedfidelity of tool
Gen 2 validationexperiment
Existing design & analysistools assessment
Integratedsimulation testbeds
Engine/airframeinteraction model
Multi-fidelity multi-physics coupling
Integr’d propulsion/poweranalysis/sim capability
Engine/airframesystems noise model
Dynamic analysis& uncertainty
Preliminary multi-objectiveconcepts & analyses req’ts
Applicability domain established forairframe noise generation models
Multi-objectivestructural panel POC test
Active noise/flow/aeroelasticcontrol concepts
Adv controlarchitecture req’ts Expanded design trade
space evaluation
ID multi-objective, multi-disciplinaryexperimental capabilities & needs
Multi-ship autonomoustestbeds
Adv control effector impacton vehicle performance
High-fidelity pilotedsimulation
Distributed enginecontrol concept validated
Dev. combined loading test capabilities
Enhance and apply current experimental systems (annual)Develop fundamental new measurement systems (annual)
Investigate criticalnonlinearities & time-variant phenomena
High lift/control surfaceseparation prediction
Integrated dynamicmodeling & control WG
Benchmark challenge for dist.flight control designs
Tools for quantifying &propagating uncertainty
Adv. control approaches forbenchmark model
Integ. prop. sim. withdistributed engine control
Def. variable autonomyarchitecture and cueing logic
Eval. adv. control designin flight vehicle testbed
Exp. validated integratedsim. incl. unsteady aero
Eval. adv. propulsion controlin flight vehicle testbed
Survey adv. controlapproaches
Def. distr. propulsioncontrol requirements
Evaluate variableautonomy interface
Compare & downselect architecturesusing benchmark simulation
Engine control strategies forautonomous flight vehicles
Control designs to exploit unsteadyaero & advanced effectors
Def. portfolio of fund. dynamic modeling challenges
Est. benchmarkmodel formulation
Apply uncertainty management toolsto benchmark models
Update sim. model w/unsteadyaero wind tunnel data
Update simulation modelw/unsteady aero flight test data
Validated sim. includingdistributed propulsion control
Dev. enhanced sim.capabilities (annual) Hardened measurement
hardware & software (annual)
Integrated vehicle health monitoringHigh temp materialsdev. & characterization
Val. multiscalecomputational design &analysis tools
Adaptive multifunctionalmaterials & structures conceptsAdv. materials development &
characterization
System requirements ID
Mechanical components & tribology
Multi-objectiveairframe concept
Val. analysis tools& computationalmethods
Multi-scale design& analysis tools
Computationalmaterials tools
Adv. structural conceptsNano-structured materials forcharacterizing surfaces & interfaces
Manufacturing & fab.processing technologydevelopment
Structural healthmonitoring & damagescience
SOFC design tools
Models for 3-D timeaccurate flows
Numerical algorithmsfor robustness,efficiency & accuracy
Understand characteristics ofmulti-element flow physics
Integrated source &propagation modeling w/exp. val.
Extend & val. noise metrics forcommunity & passenger impact
Dev. adv. methods for treating andmodifying aeroelastic char. of rotating
components
Assess new models against newmulti-element data set
Low emissions conceptsw/active fuel-air controlSubcritical fuel injection/
turbulence/kinetics models
Particle/sootmechanismsFlight weight fuel
cell systems
Eval. & implement next gen.noise prediction tools
Unsteady flow control prediction-using higher order methods
CL max prediction-low speed passivehigh lift
Physics-based low-emissions combustor
Turbulent combustionmultiphase code val.
Alternative fuel thermochemistry,thermophysical properties Improved primary
atomization model
Soot/particle measurements inhigh-pressure & modelcomparison
Exp data for confined swirling flowsw/liquid fuel (supercritical)
Computational reduction schemes forchemical kinetic mechanisms
Turbine tip leakagereduction
Matching of advmultistage compressor Assess active & passive
prediction tools for cabin noisecontrol
Adv predictive capabilityfor engine icing
Alternative noncombustion-based concept
Low-noise, low-emissionshigh-perf propulsion
Intelligent enginetechnologies
Materials & structures formulti-functional systems
Assess combustor perf/emissionpred for conventional fuels
Assess combustor perf/emissionpredictions for alternative fuels
Identify high-powerdensity core req’ts
High-power coretechnologies
Alternative fuelcomposition
Adv. combustorw/fuel-air control
Alternative fuelspeciation model
Desulfurization and fuel reformationtechniques
Turbulence/chemistryinteraction models assessed
Annual Portfolio assessment &advanced system concepts reviews
Physio-chemical model of NOx formation
Fund. materialsdev. &characterization
Durable & damage-tolerant mechanicsmethods
Structural dynamics,incl. impact dynamics
ID & assess componentnoise prediction models
Investigate stiffness& strength tailoring
Fan/compressor stallprediction
Hi-work cooled turbineperf. verification
Savvy val. ofaeroelastic tools
Assess noise controlstrategies
Dev. & val. high-fidelityunsteady aeroelastic cap.
Conduct fund. experiments for newconcepts & unusual aeroelasticphenomena
Conjugate heat transferanalysis for cooled
turbines
Char. Reynolds stresses for adv.pressure gradients at high Rn Transition model for
fan/compressor
Rapid, hi-fi, probabilisticaeroelastic modeling cap. Dev. & val. Hybrid LES flow model as
acoustic source mechanism
Dev. & demo adv. testtechniques (annual)
Dev. distributed controlnetworks testbeds
Dev. adv. control effector conceptsfor test environments (annual)
Enhance critical facility &testbed capabilities (annual)
Implement capabilities tooperational level (annual)
Dev. engine teststand testbedfor distributed prop. control
Dev. adv. measurements forimpact dynamics testing Dev. & characterize nano-
structure materials for sensorsExtend & val. metrics forinterior sound quality
Dev. higher accuracy instrumentationfor flowfield calibration
Dev. instrumentation forhigher data acquisition rates
Dev. methods to assess particledynamics effects on measurementaccuracy
Increased high lift performancew/noise reduction
Vehicle Systems Integrationand Analysis
Subsonics:Fixed WingPB-MDAO
Airframe Systems
Propulsion/Power Systems
Systems for Discovery &Experimental Validation
Gen 1 Validation ExperimentLevel 4 Dependencies
Gen 1 validationexperiment
Applicability domain established forairframe noise generation models
Adv controlarchitecture req’ts
Autonomous testbeds Adv control effector impacton vehicle performance
Distributed enginecontrol concept validated
Adv predictive capabilityfor engine icing
Low-noise, low-emissionshigh-perf propulsion
Intelligent enginetechnologies
Materials & structures for multi-functional systems
Assess combustor perf/emissionpredictions for alternative fuels
High-power coretechnologies
Increased high lift performancew/noise reduction
FY06 FY07 FY08 FY09 FY10 FY11 FY12 FY13 FY14 FY15
Level 4
Level 3
Multi-fidelity multi-physicscoupling
Fundamental Materials Science& Processing, Mechanics ofMaterials and Structures,Mechanical Components, &Tribology
Acoustics Physics, Computational Methods,Fluid Dynamics & Heat Transfer, &Aeroelasticity
Power Modeling and Simulation, & ReactingFlow Physics/CFDControl Methods and Strategies & DynamicModeling and Simulation
Experimental Approaches & Techniques
Vehicle Systems Integrationand Analysis
Airframe Systems
Propulsion/Power Systems
Systems for Discovery &Experimental Validation
Gen 1 Validation ExperimentLevel 3 Dependencies
Applicability domain established forairframe noise generation models
FY06 FY07 FY08 FY09 FY10 FY11 FY12 FY13 FY14 FY15
Level 3
Val. multiscale computationaldesign & analysis tools
Adaptive multifunctionalmaterials & structures concepts
Adv. materials development &characterization
Level 2Materials and Structures &Mechanical Componentsand Tribology
Acoustics, Aeroelasticity, &Aerodynamics/Aerothermodynamics
Power and Combustion
Controls and Dynamics
Experimental Capabilities
Adv. structural concepts
Nano-structured materials forcharacterizing surfaces & interfaces
Manufacturing & fab. processingtechnology development
Structural health monitoring& damage science
Level 1
Adv controlarchitecture req’ts
Increased high liftperformance w/noise reduction
SUBSONICS: ROTARY WING
Level 4
Level 3
Level 2
Level 1
Propulsion / AeromechanicsIntegration
Super-Integrated VehicleManagement System
IntegratedRotorcraft Design
Structures andMaterials
Integrated ExperimentalSystems
Flight Dynamics and Controls
Human/SystemIntegration
Aeromechanics
Acoustics
ExperimentalCapability
Engines
Drive System
Dynamics,Structural Dynamics
Fluid Mechanics
Aero/Struct CouplingMethodology
FundamentalMeasurement
Science
Noise SourcePhysics
NoisePropagation
Physics
Psycho-Acoustics
ComputationalAeroacoustics
Intelligent Systemsand Autonomy
InformationProcessing and
Modeling
Control Theory Power TransmissionPhysics
Power GenerationPhysics
Damage/FractureMechanics
Advanced Materialsand Processes
Structural Mechanics
Impact Dynamics
Validated Physics-based MDAO Tools
Integrated with Technology Development
enabling rotorcraft with advanced capability to fly as designed for any mission
Subsonics Rotary Wing:Research Topics
Simultaneous, multi-parameter diagnostictechniques that enable rapid testing and validationof rotorcraft behavior
Integrated Experimental Systems Integrated diagnostic instrumentation systems intofacilities for operational efficiency
Methodology for real-time comparison ofcomputational fluid- and structural-dynamics withexperimental data
Aeromechanics and aeroacoustics predictive designcapabilities for various size and flight regimeoperations
Integrated Rotorcraft Design
Simulations and flight test to validate investigativeresults of active-control techniquesSuper-Integrated Health Management System
Variable speed drive systems
Propulsion-Aeromechanics Integration
Adaptive displays to address control system designcapabilities
Alternative engine designs to address on-conditionhealth management and interior noise
Life extension component technologies
Minimal or no-lubricant transmission concepts
Power Transmission Physics, PowerGeneration Physics
Drive System, Engines
Propulsion/Aeromechanics Integration
Validated PB-MDAO Capability
Design for any mission; Fly as designed;Design for advanced capability,including tools and technologies
Flight Dynamics and Controls,Human/System Integration
Aeromechanics, Acoustics
Structures/Materials,Experimental Capabilities forComponent Evaluation
Subsonics:Rotary Wing
Super-Integrated Vehicle Management System
Integrated Rotorcraft Design
Integrated Experimental Systems
Control Theory, Intelligent/AutonomousSystems,Human Performance/Modeling
Solid Mechanics, Advanced Materials
Fluid Mechanics, Dynamics, Aero/StructuralCoupling
Acoustics Physics
Fundamental Measurement Science
FY06 FY07 FY08 FY09 FY10 FY11 FY12 FY13 FY14 FY15
Level 4
Level 2
Level 3
Level 1
Real-time display forCFD/CSD/exp comparison
Assess predictive capability forintegrated control system
Assess capability topredict rotorcraft behavior
Improve prediction accuracy for existingrotorcraft behavior. Refine research focus.
Demonstrate progress toward validating predictive capabilityfor adv rotorcraft & expanded operating conditions
Validate integratedpropulsion design tool
Integrate diagnosticinstrumentation into facilities
Evaluate improvements ininterior noise predictions
Validate multi-disciplinepredictive tools
Validate on-condition healthmanagement for propulsion system
Evaluate simulation of integratedcontrol design for existing rotorcraft
Evaluate control system design forexisting rotorcraft through flight test
Evaluate sim of int controldesign for adv rotorcraft
Evaluate control system designfor adv rotorcraft through flight
Assess prop systemint design capability
Assess interior noisepredictive capability
Assess aeromechanics, exterior acoustics, structuralmechanics predictive capability for existing rotorcraft
Evaluate improvements in aeromechanics, exterioracoustics, structural mechanics predictivecapability for existing rotorcraft
Evaluate drive system tools Develop integr. tools for adv.engine, drive concepts
Validate component lifeprediction methods
Develop variablespeed vehicle system
Evaluate control designs forautomated SNI low noise ops
RT flight dynamics models foradv. configurations
Integration of advanced tools forenhanced crew performance
Evaluate predictioncapability
Validate high performancerotors
Develop 1st-generationintegrated tools Develop next generation
integrated tools
Validate analysis tools fordelamination and debonding
Validate prediction tools forintegrated components
Develop measurement system forwake structure and blade motion
Develop model to predict inertiachanges for variable and step XMSNspeed changes
Evaluate noiseprediction capability
Validate advancedpropagation modelsValidate engine and
rotor noise calculation
Assess SOA inmeasurement science
Develop techniques forboundary layer and Reystress measurements
Develop flow control systemmeasurement techniques
HQ requirements tasksfor adv. configurations
Validate human-system design tools
Agent-based approach toVTOL autonomous flight
Evaluate rotorcraft-specific riskson flight crew performance Models for optimal task distribution
between pilot/crew/automationControl systems thatexploit full flight envelope
Develop multi-objective evolutionarysearch techniques for rotorcraft design
Develop progressivefailure models
Develop energy-absorbing concepts
Develop fatigue damagegrowth model
Characterize fracture toughnessand fatigue resistance
Identify material degradationmechanisms
Validate community noisemetrics for adv. configurations
Evaluate SOA in powergeneration
Validate adv.turbomachinerycomputational models
Validate design tools forlong-life components Develop core interaction model
Develop CFD/CSD couplingfor stability
Develop high-order andadv, turbulence model
Validate rotor/fuselagecalculations
Refine highorder CFD
Develop unsteady force and momentmeas. techniques
Annual Portfolio assessment &advanced system concepts reviews
Validate integratedinterior noise tool
Define tool requirements foradvanced configurations
Evaluate predictive capability foradvanced configurations
Develop adv.wind tunnelcorrection methods
Develop techniques/sensors for hightemperature measurements
Develop rotor, engine/ drive noisephysics and models
Validate interior noiseprediction
Develop advanced methods forwake capture and convection
Validate stability and wakepredictions for advanced rotors
Validate tools for processingtailored components
Develop low-velocity impactresistance concepts
Control approach for multiple, overlapping,varying, uncertain resonance modes
Active control of distributed micro-adaptive flow control devices
Assess extremeaero predictions
Update soundmetrics
Evaluate hybridmaterial components Develop low/no lube
technologies
Validate hybridmaterial componentload capacity and life
Develop tech plan forextended component life
Validate high performancelong life drive system
Validate variablespeed drive conceptsValidate drive system source
noise reduction methods
Develop active load controlfeedback concepts
HQ evaluation of RT simulationof adv. configurations
Develop measurement systemfor unsteady blade airloads
Develop non-intrusive meas.system of flow physics
Validate prediction tools forlow-velocity impact
Validate damageprediction methods
Develop crashworthinesstools
Evaluate performanceand control
Determine optimalon-blade control
Evaluate high-fidelity toolsfor stability and control
Validate advancedrotor prediction
Validate improvedprediction capability
Validate integratedanalysis for adv. engine,drive concepts
Validate advancedrotor prediction
Develop multi-functionaltailored structuralconcepts
Refine advanced RANSturbulence model
Validate improvedacoustic model
Validate integrated computationalnoise tools
Develop comprehensive aerodynamicmeasurement techniques
Aerodynamics
Propulsion / PowerSystems
AirframeSystems
Level 1
Level 2
Level 3
Level 4
Systems for ExperimentalValidation
Guidance,Navigation,Controls &Dynamics
ExperimentalCapabilities
Vehicle SystemsIntegration & Analysis
Airframe & PropulsionAero-servo-elasticity
Propulsion & PowerAerothermodynamics
Materials &Structures Modeling
Aeroelasticity
Reacting Flow Physics
Fluid Dynamics/ Heat Transfer
Computational Methods andStrategies
Acoustics Physics
Control Methods & Strategies
Dynamic Modeling & Simulation
Actuation/Sensors/Electronics
Acoustics
SonicBoom
Materials & Structures
Validated Physics-based MDAO Tools
Integrated with Technology Development
enabling the design of supersonic aircraft with sonic boom and airport noise acceptability, high temperaturedurability, acceptable high altitude emissions, and supersonic cruise efficiency
SUPERSONICS
Experimental & Measurement Techniques
SupersonicsResearch Topics
High-pressure recovery predictive capability
Low distortion and unstart mitigation inlets, integrated inlet-fan-nozzlepredictive capability for steady-state and transient conditions
Ice accretion prediction
Multi-fidelity engine-aircraft structural simulation
High-fidelity computation method for achieving simultaneous gust andmaneuver loads, ride quality due to elasticity, and flutter suppression control
Systems for experimental validation of capabilities for field noisemeasurements and techniquesSystems for Experimental
Validation
Tools to predict airframe noise, lift-drag, flight dynamics, stability andhandling qualities
Airframe Systems
Tools to predict integrated vehicle performance, noise and sonic boom,Vehicle SystemsIntegration and Analysis
Tools to predict propulsion system noise, efficiency and high altitudeemissions
Propulsion and PowerSystems
Requirements for national facilities to support propulsion and airframesystems tests
Installed propulsion system noise-performance trades for supersonicpropulsion cycles, and integrated inlet-fan-nozzle
Variable geometry nozzle aerodynamic predictive capability
Reduced emissions combustor predictive capability
PB-MDAO for Supersonic AircraftSupersonics
Materials & Structures Modeling; Aeroelasticity
Fluid Dynamics/Heat Transfer; Reacting FlowPhysics; Computational Methods/Strategies
Acoustics Physics
Controls Methods & Strategies; DynamicModeling & Sim; Actuation/Sensors/Electronics
Experimental & Measurement Techniques
Propulsion/Power; Aero-Servo-Elasticity
Acoustics & Sonic Boom
Materials & Structures
Aerodynamics
Guidance, Navigation, Controls & Dynamics
Experimental Capabilities
Propulsion/Power Systems
Vehicle Systems Integration and Analysis
Airframe Systems
Systems for Experimental Validation
Quantified UncertaintyKnown Sensitivities
Level 4
Level 2
Level 3
Level 1
PB-MDAO for Supersonic AircraftSupersonics
Materials & Structures Modeling; Aeroelasticity
Fluid Dynamics/Heat Transfer; Reacting FlowPhysics; Computational Methods/Strategies
Acoustics Physics
Controls Methods & Strategies; DynamicModeling & Sim; Actuation/Sensors/Electronics
Experimental & Measurement Techniques
Propulsion/Power; Aero-Servo-Elasticity
Acoustics & Sonic Boom
Materials & Structures
Aerodynamics
Guidance, Navigation, Controls & Dynamics
Experimental Capabilities
Propulsion/Power Systems
Vehicle Systems Integration and Analysis
Airframe Systems
Systems for Experimental Validation
Quantified UncertaintyKnown Sensitivities
FY06 FY07 FY08 FY09 FY10 FY11 FY12 FY13 FY14 FY15
Low Boom-Low DragAirframe Design
Comp. Methods forFlex Airfr Cntl
Low Noise AirframeDesign Tool Flexible Airframe
Controls Exp.
Integrated Airframe-Prop Validation Exp.
Low Boom DesignValidation Exp.
VCE Propulsor Operability Perf & Val Test ofVCE Propulsor
Validate Hi-Fi DesignTools for Prop System
Develop Low- Noise,Hi-Perf Nozzle
Assess ToolCapabilities
Assess Inlet &Fan Interactions
Inlet Control of Unstart
Validate Low- Noise,Hi-Perf. Nozzle
Validate IntelligentControl for VCE
Validate LowEmiss Pred
Validate Pred Cap for Low-Noise, Hi-Perf Propulsor
Assess ToolCapabilities
High-Efficiency, IntegratedAirframe-Propulsion Analysis
High-Efficiency, Flexible Airframe-Propulsion Analysis
Integrated Airframe-Propulsion Analysis
Int. A/F-Prop SimDev Flying Qual G/Lfor Elastic Veh
Validate PropulsionControl System
Val Motion Cueing forFlex Veh Piloted Sims
Dev StandardSim Model
Demo Intell. Auto.Test Methods Int In Flt ASE/MLA/GLA
Sim
ASE ContLaw Sim Optical Shock Sensor
Control UnitDemo SS senor suite
Model Hi-TActuation Prototype Hi-T
Sensor
Demo SSactuator suite
Eval Passive & HybridLFC in Low Disturb Env
ID Databases & Toolsfor Init. Assess.
Assess Predict. Cap. forIntegr. Vehicle Perf
Assess Predict. Cap. forProp. & Airfr & ID Gaps
Incorp.UpdatedMultidisciplinary Tools
Gen 1 Demo ofFramework & ID Gaps
Gen 2 Validation from Multi-systems Expt
Incorp.UpdatedMultidisciplinary Tools
Annual Portfolio assessment &advanced system concepts reviews
Val Data to Assess LFCfor X-Flow Transtison
Verify PB Pred forHigh-Re SS Config
Assess Grid Adapt. CFDfor Multi Comp. Conf.
Assess CFD Analysis forStatic Multi-Comp Configs
Var. Fid. Boom Pred forFull SS Flt Env.
Flow Surface Turb AcSource Model
LES Subscall Model forPropulsion Components
Validated SonicBoom Simulator
Boom/Str Interact.Model
Unsteady ShockModels
Turbulence Effects onBoom Propagation
Free Space Tub AcSource Model
Hi-Re DNS model for LrgScale turbulenceSupersonic dual-flow
acoustic database
Variable ChemistryModels in WIND code
3D CombustionInstability Model
ProbablisticAssessment of Inlet
CFD of InletFlow Spillage
Combustion Codewith Swirling Flow
Inlet Bleed Modelswith SurfaceRoughness
SuperheatedVaporization Model
Unsteady Coupled Aero &Heat Transfer Predictions
Dev Particle/SootModel
Validation of Non-Linear PSE Method
Database for DisturbancePropagation
Fan Code withFlow Control
Meas of TransitionMechanisms
Amplitude-BasedTransition Prediction
Oxidative Fail-safeCMC
Advanced CompHot Section
Durability of LowCond TBC
Superalloys forTurbine Airfoils Valid Containment
Pred Tools
Novel Hot AcousticAbsorber Configs
Hi-Temp Shape Memory Alloys
Nonlinear UnsteadyAero on Flexible AF
Aero-servo-elasticCFD Methods
Fan Blade Unsteady ProbabilisticAeroelastic Models
CMC Structures forLiners & Airfoils
Valid Accel Life Pred& Test Methods
Assess Aircraft StructureRapid Design Methods
Assess TBC forPrime Reliance
Valid Accel Test Methodsfor Composite Dur & LifeDev Highly-Loaded Thin Wing Str
Dev PMCComponent Valid Test Meths for A/C StrHi-T Matls for Structures, Liners, etc Dev Methods for Multi-Scale Structural Analyses
Assess EBC forSurvivability
Valid Damage ContainConcepts
Verify Inlet Perf& Unstart
ASE Wind Tunnel TestSemiSpan Config Val Alt ASE Control Arch
Analysis of PropulsorFlowpath
Des/Analysis Cap for Dist-Tolerant Fans & Compressors
3D HiFi Inlet PerfAssessment
Develop FanUnsteady Model
CFD of Jet Effectson Boom
Verify LowNoise Nozzle
Eval ActiveComb Control
Eval ASTE/FDConcepts
Concept Design ofPropulsor/VCE
Assess Low EmissConcepts
Eval Integ InletControl System
MESA WindTunnel Test Low Boom Traj Mgmt Flt Demo
Estab. SS PropCont Req
Spectral-Time Model for hot Jet
Fyling Qual Val in Motion SimOpt Path Planning for Boom Mit Int Flex/Prop Cont. Validated Cont LawDesign Meth.
Flt Valid. Flying Qual. G/L forFlex A/C
Demo Shock Mit.Concepts
Flying Qual G/L for Flex A/CBoom Mit Traj.Mgmt Flt Test
Flt Valid. Design tools forInt. Flex/Prop App.
Demo Adv Prop Control
Calibrate Var. Fid. Trans.Tech vs. Quiet Tunnel Data
Calibrate Var. Fid. Trans.Tech vs. Quiet Tunnel Data
Ass. of Adv Config Designon Full Flt Envel
Near Field Anal BnchMk Data Complete
Hi Efficiency Airframe Design Tool
Val. SS JetAcoustic Pred.
Pred Cap for Comm.Sonic Bm Accept.Validated Psychp
Acoustic Model
Validate Exh PlumeEff on Tail Shoc
Validated SS NoisePrediction ToolsAssess Acoustic
Pred for SS Jet
Validated Struct.Acoustic Mdl
Dev Int Noz FlowAcoustic DB
Val. BoomProp. Model
Val. SS Inlet/FanAcoustic Pred Tools
Faster, Global, Quantitative3D Velocity Measurements
Cockpit Near-FieldProbing Display
Air-to-AirSchlieren & IR
Near-Field Boom Probing
Pressure SensitiveParticles
Nonintrusive SkinFriction Meas
Establish Reqts for FacilitiesDevelop FanDynamic Simulator
Develop ASE TestCapability
Develop FltSimulator
Develop Fan Noise SourceSeparation Method
Dev Quiet Facility forLarge-Re Transition
Des Oriented Trans. PredEval vs. Sel. Bnchmrks
Dev. Robust GridAdapt. Techniques
Demo Adv Code &Sol Ver.Techniques
Euler/Actuator Ductfor Fan Distortion
Val. Phy. BasedProp Comp Anal.
Sim for Coupled ASE&Integ Prop. Effects
Demo Low EmissSS Comb
Assess ToolCapabilities
Ltwt Safe Dur AF Struct
HYPERSONICS
Materials &Structures Modeling
Propulsion SystemsDesign
Level 1
Level 2
Level 3
Validated Physics-based MDAO Tools
Integrated with Technology Development
for hypersonics vehicles including cycle, risk, and gap analyses of design space for mission performance
Level 4
Vehicle Systems Design
Fundamental FlowPhysics Modeling
Unsteady/ transient Physics
CFD Methods
Plasma Physics
Experimental Capabilities for Systems
Turbulence/ChemistryInteractions
Energy Transport Phenomena
Chemistry Propellants
Hypervelocity PropulsionPhysics
Measurement Techniques
Experimental Techniques
PropulsionMaterials & Structures Aerodynamics,Aerothermodynamics& Plasma Dynamics
ExperimentalCapabilities
Advanced ControlsMethods
HypersonicsResearch Topics
Materials for cryogenic tanking applications
Multi-discipline control techniques for health monitoring
Optical sensors for flow characterization
Methods and materials for developing improved thermal protection systemsfor extreme flight regimes of hypersonic flight
Material and structure alternatives for vehicle hot structures
Structural durability analysis methods including deterministic andprobabilistic life prediction techniques and non-destructive evaluation
Methods for a single extreme environment sensor to measure multiple flowand structural values
Experimental Capabilitiesfor Systems
Lightweight high temperature materials for rotating and static components
Technologies to address the physics of combustion, hypersonic flows, andentry, descent and landing
Vehicle Systems Design
Technology development for Turbine Based Combine Cycle (TBCC) andRocket Based Combined Cycle (RBCC) propulsion systems to aid modetransition between low-speed and high-speed flowpaths, and addressengine system thermal management and inlet operability
Propulsion SystemsDesign
Air data system allowing air-ground communication with the vehicletraveling Mach 12+ along the horizon
Aero/Aerothermo/Plasma Dynamics
Vehicle System Designs
PB-MDAO Life Cycle, Risk, and Gap Analyses of Design Space for Mission Performance
Vehicle System DesignsPropulsion System DesignsExperimental Flight Test
Materials & Structures Modeling
Hypersonics
Propulsion System Designs
Experimental Capabilitiesfor System Design Validation
Materials and Structures
Propulsion
Advanced Controls
Experimental Capabilities for Components & Facilities Testing
Experimental Measurement/Techniques
Aerodynamics,Aerothermodynamics, Plasma Dynamics Methods Development
Propulsion Physics Modeling
FY06 FY07 FY08 FY09 FY10 FY11 FY12 FY13 FY14 FY15
Level 4
Level 2
Level 3
Level 1
GN&C Low Speed FltExp #1
Ref Veh 2Aero Assessment
Integrated AirframeStructure Combined load testTBCC/RBCC
Engine DesignM4+ turbinesystem exp
Combined CycleEngine #1
System FlightExperiments
Multi-cyclecryo tank
Robust airframe materialsprocessing/manuf
Facilitiesassessment
Gen 1 High tempSensors
Fully coupledflow sim
Baseline methods & refvehicles defined
Improvedmethods/tools
Optimizedmethods/tools
Annual Portfolio assessment &advanced system concepts reviews
Ref. Vehicle 1selected
Ref. Vehicle 2selected
Ref. Vehicle 3selected
Advancedflow sim
DCRexp
Low-costflight test techs Ref. Vehicle 1
test techsRef. Vehicle 2test techs
Ref. Vehicle 3test techs
GN&C Low Speed FltExp #2
Gen1Adv Sim & tools
Combined CycleEngine #2
CombinedCycleEngine #3
Int PropStruct load test
Gen 2 High temp SensorsMulti-cycle TPSDurable 3000 Fstructural elements
Robust propulsion materialsprocessing/manuf
Validate advfan concept Validate
hyperburnerExtend dual modescramjet ops to M3
Eval mixing & combustionperf & models
Hypersonic flowfield sim
Laminar to turbulenttrans simHypersonic flow
LESQuantify arc-jetcapability
NonequilibriumCFD tools
Eval airdata sysconcepts
Eval SOA effectors &uncertainties
Eval Gen 1 controlsys & tools
Eval Gen 2 controlsys & tools
Eval Gen 1trajectory tools Eval Gen 2
trajectory tools
Eval flow quality instrumentationfor vitiated facilities
Eval flow quality instrumentationfor pulsed facilities
Flow quality instrumentationfor vitiated facilities
Flow quality instrumentationfor pulsed facilities
Eval SOA sensors forpropulsion flowpath exps
Dev/val sensors for propulsionflowpath exps
Full EnvelopeGN&C
Ref Veh 1 AeroAssessment
Ref Veh 3 AeroAssessment
Transonic DragAssessment
ID Hybrid cycle concepts(eg. LOX addition)
Eval Adv mixing &Combustion Methods Hypervelocity Eng
Design/FabHypervelocity perf &limits verified
Computationalmaterials (metallics) Computational materials
(polymers, ceramics)Computational matls(composites)
Propellant cryo tank & compdmg tol matls-sys impacts
Cryo materialschar. Database
Sensorymaterials
Multifunctionalmaterial systems
High temp (>3000F) lifing& prob models Durability applc impacts
to (>3000F) prob lifing
SOA TPSdurability char.
Nano material TPS& durability char.
Integ structurealTPS durability char.
Material-damagemodes char. Design for damage-
mode techniques
Dynamic responsematerials database
Dynamic respmeas tech
NDE techniques (PMC,CMC, metallics)
Probabilistic methods forextreme environment lifing
Structural joiningtechniques & char. Bonded joining
techniques & char.
Hybrid/PDF for HS weaklyionized & reacting CFD LES/PDF methods for
high speed reacting CFD
CFD unstructuredsubgrid adaptability
Parabolized stability for non-equilibrium hyperflow
Auto grid-morph unstructCFD & adaptability
DNS with uncertaintyquantification capability
Turbulence & transitionmodeling for hyperflows Gas/Surface ablation
interactions
Exp. Validation of appliedhyperflow/surface int modeling
DNS/ablation model of BLflows with surface catalycity
3D Thermal MHD-radiation modeling
Non-equilibrium DNS withhyperflow surface interactions
2D Radiation & non-equilibriumhyperflow models
Deterministic CFDuncertainty methods
Exp. Validation of turb& trans with ablation
Molecular based &structural inferencing
Validation tests of integ.Inst. & inference models
Adv. Diagnostic Inst.(diode Laser, PLIF) Adv. Inst. For
large structures
Adv. Thermo-chemical Inst.
Probabilistics for extremeenv Prognostic modeling
Inst. For extendedtest time, size, quality Multi-functional sensors diagnostics
& Inference modeling
Aeroelasticassessment
Exp. Valid aeromech& stability models
Multi-block, multi-pointturbo flow& stab calc.
Combined ecirccavity & base flows
Model SOA fuelinject/mix SOA methods Unsteady/pulsed
combustion models
Fuel & additiveschar.
Multi-fidelity chemkinetics models
Probabilistic aerostab meth forcomponents (inlet, turbo, nozzle)
Coupled flow/structural grid adapt
Multi-flowpath dynamicflow macro data exchange
Catalysts & thermalMgmt. DevicesIRS Ignition/ Flameholding
& propagation modelsMulti-flowpath fluidicsmicro data exchange Exp. Val of reacting multi-flow
fluidic stab with BL effects
Shock interactingreacting flow modeling Exp. Valid of Combined cycle
dynamic flow/structural exchange
Primary mixing flowwith unst trans mod
Fundamental Aeronautics
Fundamental Aeronautics OfficeDr. Richard Wlezien, Program Director (Acting)
Mr. Herbert Schlickenmaier, Deputy Program Director (Acting)
Subsonic Fixed Wing ProgramDr. Fayette Collier, Principal Investigator
Mr. Eddie Zavala, Program ManagerMr. Dennis Huff, Program Scientist
Subsonic Rotary Wing ProgramMs. Susan Gorton, Principal InvestigatorDr. Gloria Yamauchi, Program ManagerDr. Wayne Johnson, Program ScientistMr. James Zakrajsek, Program Scientist
Supersonics ProgramMr. Peter Coen, Principal Investigator
Ms. MaryJo Long-Davis, Program ManagerDr. Lou Povinelli, Program Scientist
Hypersonics ProgramMr. Randall Voland, Principal Investigator
Dr. Paul Bartolotta, Program ManagerDr. Naji Mansour, Program Scientist
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