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Overview of Overview of Systems Engineering Systems Engineering Competency Competency SEC SEC C.Gray, NASA Langley Research Center C.Gray, NASA Langley Research Center
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Page 1: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

Overview of Overview of Systems Engineering Systems Engineering Competency Competency –– SECSEC

C.Gray, NASA Langley Research CenterC.Gray, NASA Langley Research Center

Page 2: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

2

Systems Engineering CompetencySystems Engineering Competency

The NASA VisionThe NASA Vision

To improve life here,To improve life here,To improve life here,

To extend life to there,To extend life to there,To extend life to there,

To find life beyondTo find life beyondTo find life beyond

Page 3: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

The NASA MissionThe NASA Mission

To explore the universe and search for lifeTo explore the universe and search for lifeTo explore the universe and search for lifeTo inspire the next generation of explorersTo inspire the next generation of explorersTo inspire the next generation of explorers

…as only NASA can.…as only NASA can.as only NASA can.

To understand and protect our home planetTo understand and protect our home planetTo understand and protect our home planet

Page 4: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

SEC Vision and PurposeSEC Vision and Purpose

Our advanced systems engineering approaches, capabilities and technologies enable the Agency and our Center to meet the needs of the Aerospace Community and benefit the quality of life on Earth

• Organizational Vision:

• Organizational Purpose:We develop and deliver systems engineering techniques and specific products that enable NASA Langley Research Center to successfully meet program and project milestones and objectives

Page 5: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

SEC’ Operating StrategySEC’ Operating Strategy

The Systems Engineering Competency provides a wide variety of engineering and development products:

– Flight Systems– Hardware fabrication

We endorse a research team approach to scientific advancement and technology development, partnering with:

– NASA – OGA– Industry– Universities

Our activities encompass the entire product development life cycle

Page 6: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

AOE AOE --Technology Readiness Technology Readiness Levels Levels ((TRL’sTRL’s))

TRL 9

TRL 8

TRL 7TRL 7

TRL 6TRL 6

TRL 5TRL 5

TRL 4TRL 4

TRL 3

TRL 2

TRL 1

System Test, Launch &

Operations

System/Subsystem Development

Technology Demonstration

Technology Development

Research to Prove Feasibility

Basic Technology Research

• TRL 9: Actual system “mission proven” through successful mission operations

• TRL 8: Actual system completed and “mission qualified” through test and demonstration in an operational environment

• TRL 7: Initial system demonstration in high-fidelity environment

• TRL 6: System/subsystem prototype validated in a relevant end-to-end environment

• TRL 5: Module and/or subsystem qualified in relevant environment

• TRL 4: Module and/or subsystem qualified in laboratory environment

• TRL 3: Analytical and experimental critical function and/or characteristic proof-of-concept

• TRL 2: Technology concept and/or application formulated• TRL 1: Basic principles observed and reported

Page 7: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

SEC OrganizationSEC Organization

Exploration Engineering Branch (Code RFE)

Structural & Thermal Analysis Branch

(Code RFG)

Flight Software Systems Branch (Code RFI)

Laser & Electro-Optics Branch (Code RFJ)

Systems Integration & TestBranch (Code RFM)

Electronic Systems Branch(Code RFH)

Mechanical Design Branch (Code RFF)

Data Analysis & Imaging Branch (Code RFC)

Systems Engineering Branch (Code RFK)

Systems Engineering Competency Office

(Code RF)

Technology Areas

Advanced Communications and

Mass Storage Systems Office (Code RFD)

Flight Systems Fabrication

Technology Development & Integration Branch (Code

RFW)

Business & Contracts Management Branch

(Code RFZ)

Research Hardware Validation & Verification

Branch (Code RFX)

Aerospace Research Systems Development

Branch (Code RFV)

Electronics Applications Technology Branch

(Code RFY)

Page 8: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

ConceptConcept--toto--FlightFlight

FTE $M

Validation

Space Validation

Science Missions

ACT, AIST, ACT, AIST, C&IC&I

IIPIIP

New MillenniumNew Millennium

EOS, ESSPEOS, ESSP

Techn

ology

Inser

tion

Feedba

ck

Adv

ance

d C

once

pts

Funding

Focused Technology Maturation1

5

10

100

500

1

5

10

20

50

Wor

kfor

ce

Tech Development

TRL1 2 3 4 5 6 7 8 9

Page 9: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

SEC Products: “From ConceptSEC Products: “From Concept--toto--Flight”Flight”

Design, Development, Demonstration & Deployment

Page 10: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

AOE AOE –– Flight SystemsFlight Systems

Flight Systems – Provide integrated mechanical, thermal, optical, electronic, electro-optic, and software systems design, development, and validation to enable the Center research mission in atmospheric sciences and the development and demonstration of advanced space and atmospheric flight vehicles (TRL 1-9).

Functional Capabilities– Mechanical/Structural System Development– Structural and Thermal Analysis– Electronic System Development– Remote Sensing System Development– Software Engineering– Sensor/Electro-Optical System Development– Lidar/Laser System Development– Hardware Integration and Environmental Testing– Requirements Definition and Planning– Management and Administration

X

ZY

Page 11: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

EEV Technology DevelopmentEEV Technology Development

Atmospheric Interface

Vehicle StructureDetermine physical properties and failure modes for carbon-carbon

NASTRAN structural analysis model

Impact Protection SystemDevelop and demonstrate energy absorption technology for ground impact

Cellular structure cutaway

X

ZY

Flight DynamicsDemonstrate vehicle stability and re-orientation capability

EEV stability testing in LaRC CF4 tunnel

Carbon-phenolic testing in Ames arc-jet

Thermal Protection SystemDevelop heat shield technology with demonstrated performance and flight heritage

Vehicle SterilizationDevelop methods to sterilize uncontained contamination during Earth entry

Heat Pulse

PATRAN thermal analysis model

Page 12: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

AOE AOE –– Lidar/Laser TechnologyLidar/Laser Technology

Lidar/Laser Technology – Conduct Lidar and solid-state laser technology development and provide analysis, advanced concepts, laser materials, component, system development, and engineering model demonstrations, to enable the Center research mission in atmospheric sciences and the space and earth science enterprises (TRL 1-5).

Functional Capabilities– Mechanical/Structural System Development– Structural and Thermal Analysis– Electronic System Development– Remote Sensing System Development– Software Engineering– Sensor/Electro-Optical System Development– Lidar/Laser System Development– Hardware Integration and Environmental Testing– Requirements Definition and Planning– Management and Administration

Page 13: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

Laser/Laser/LidarLidar Recent AccomplishmentsRecent Accomplishments

300

400

500

600

700

800

900

1000

1100

20 30 40 50 60 70 80

One-Joule Pulse Output Result

Out

put P

ulse

Ene

rgy

(mJ)

2nd Amplifier Current (A)

100 mJ input pulse energy to 1st amplifier (single pulse)161 mJ input pulse energy to 1st amplifier (double pulse)565 mJ input pulse energy to 2nd amplifier (double pulse)

Vb1 Vb2

GND

Vcc1 Vcc2

Out 1 Out 2

75 µm InGaAs Detectors

TransimpedanceAmplifiers

Al2O3 Substrate

Capacitor

• Demonstrated over 1 Joule pulse energy at 2 microns; (world record by order of magnitude)• Reached 150 mJ (record) of UV at 320 nm with 10% (record) 1-UV efficiency; reached 115 mJ at 308 nm• Developed innovative UV generation architectures• Designed fully conductively cooled 2 micron laser head• Best precision (record) - CO2 DIAL measurement• Developed diode laser characterization facility• Developed 2-micron detector characterization facility• Fabricated novel low mass mirror test article for space missions• Devloped VALIDAR mobile lidar test bed facility• Discovered more efficient 2-micron laser material• Built first integrated receiver breadboard for 2-micron coherent lidar

Power and Polarization

Pulse Width

Wavelength and Linewidth

Beam Profile and Divergence

Optical Spectrum Analyzer

Power Meter

Integrating Sphere

Laser Diode

ThermalInterface

LD Characterization LD Lifetime Test

Current, Voltage, Temp, and PRF

Near FieldEmitters Image

Laser DiodeThermalProfile

Power and Polarization

Pulse Width

Wavelength and Linewidth

Beam Profile and Divergence

Optical Spectrum Analyzer

Power Meter

Integrating Sphere

Laser Diode

ThermalInterface

LD Characterization LD Lifetime Test

Current, Voltage, Temp, and PRF

Near FieldEmitters Image

Laser DiodeThermalProfile

PRIMARY

SECONDARY AND TERTIARY

FOLD OPTICS WITH WAVEFRONT

CORRECTION CAPABILITY

COUNTER BALANCE

LOW-MASS STRUCTURE

LASER PLATFORM

ROTATION MOTOR

Page 14: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

AOE AOE –– Sensor/Sensing TechnologySensor/Sensing Technology

Sensor/Sensing Technology – Conduct electro-optic radiation detection and sensor system technology development, including providing analysis, advanced concepts, component, system development, and engineering model demonstrations, to enable the Center research mission in atmospheric sciences and the space and earth science enterprises (TRL 1-5).

Functional Capabilities– Mechanical/Structural System Development– Structural and Thermal Analysis– Electronic System Development– Remote Sensing System Development– Software Engineering– Sensor/Electro-Optical System Development– Lidar/Laser System Development– Hardware Integration and Environmental Testing– Requirements Definition and Planning– Management and Administration

Page 15: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

Technology Focus:Technology Focus:Fourier Transform SpectrometersFourier Transform Spectrometers

Work in SEC includes developing key component technologies, assembly of laboratory breadboard and suborbital brassboard instruments, and bringing the technology to space flight.Approach:

– Define performance specifications required by the science measurement objectives;

– Identify and develop technologies needed to meet performance requirements within environmental constraints (size, weight, power, lifetime);

– Assemble, test, and validate the integrated system.

WEB; WEB; SuperWEBSuperWEB

MiniMini--ImagingImaging

Component Component TechnologiesTechnologies

GIFTSGIFTSGeostationaryGeostationaryImaging FTS

SpaceSpaceFlightFlightImaging FTS

NASTNAST--I; I; FIRSC

Operational Operational SuborbitalSuborbital

InstrumentsFIRSC

InstrumentsFIRST; FIRST;

MicroFTSMicroFTSLaboratory Laboratory BreadboardBreadboard

Page 16: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

AOE AOE –– Information TechnologyInformation Technology

Information Technology – Conduct advanced information technology and application development to provide analysis, advanced concepts, and component and prototype system demonstrations for measurement, data storage, visualization, and information management systems to expand the capability and productivity of the Center’s aerospace research missions (TRL 3–7).

Functional Capabilities– Geometry Modeling and Grid Generation– Visualization and Virtual Environment– Data Information Management– Software Engineering– Communication Systems Integration

and Management– Computer System Integration and Management

Collaborative Space Walk withAstronaut Avatars

Page 17: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

AOE AOE –– Fabrication/ManufacturingFabrication/Manufacturing

Fabrication/Manufacturing Technology – Provide conceptual development and application of advanced fabrication technology processes, methods, and solutions for next generation integrated smart aerospace exploration systems and provide fabrication of aerospace research models, instruments, and flight and related ground system hardware (TRL 4-9) in partnership with all of LaRC’s Competencies.

Functional Capabilities– Test Article Development– Advanced Manufacturing Process & Product

Development– Research Instrumentation Development– Facilities Development

Page 18: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

Technology SystemsTechnology Systems

Aeronautics Flight ResearchAtmospheric Science Flight ProjectsAtmospheric Science Instrument TechnologySpace Science/Exploration Mars Airplane Technology AdvancementData Visualization and Analysis Tools

Page 19: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

Aeronautics Flight ResearchAeronautics Flight ResearchCockpit Motion Facility Structural Model• Developed ground-breaking structural

qualification plan for the Cockpit Motion Facility, including safety factors for first-order failure modes

• Research Flight Deck Cab modal survey and analysis supporting verification of the structural integrity of the Cockpit Motion Facility Simulator Cabs

• Successfully developed and demonstrated Autonomous Data Monitoring System (ADMS) including low power RF communications between the remote data acquisition unit installed on the B757 landing gear and laptop command unit in the cabin

• Developed advanced research data acquisition system for General Aviation aircraft in support of SATS

• Completed modifications to the B-757 floor structure to accommodate installation of the Aft Flight Deck

• B-757 ARIES aircraft interference testing and EMC Lab testing for experimental systems & PDA’s

• Successfully completed the Systems Requirement Review of the Hyper-X program X-43C vehicle GA / Cessna

206

X-43C

ADMS Remote Data Acquisition Unit

Page 20: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

Atmospheric Science Flight ProjectsAtmospheric Science Flight Projects

CALIPSO 532nm Detector

• SAGE III/Meteor 3 – Completed instrument-to-spacecraft integration and test, supported launch activities, and successfully completed on-orbit checkout

• SABER – supported launch activities and successfully completed on-orbit checkout

• CALIPSO– Completed in-house design and

development of 532 nm detectors and electronics

– Completed re-design of 1064 nm detector to solve significant noise problem

– SEC personnel successfully aligned LIDAR aft optics at Ball to reduce risk and accelerate schedule

• GIFTS– Developed end-to-end system modeling

and analyses for the instrument– Completed preliminary designs for

Control Module electronics boards

CALIPSO Flight Receiver Power Supply

Page 21: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

Atmospheric Science Instrument Technology Atmospheric Science Instrument Technology

• Reached 150 mJ of UV at 320 nm with 10% 1-UV efficiency; reached 115 mJ at 308 nm (world records)

• Developed new passive approach and associated verification experiment for cooling high energy lasers using highly conductive, enhanced contact resistance materials

• Completed partially conductive cooled laser head design and manufacture; began testing

• Completed design and fabrication of integrated Lidar receiver detector/ preamplifier

• Developed improved CCD detector for grating spectrometers and completed radiation testing

• Completed design, development and laboratory testing of re-configurable flight data processor for real-time processing of instrument data Miniature Spectrometer: optics,

detector, electronics, & housing

Hybrid Photodiode-CCD Detector

Fourier Transform Spectrometer

2-Micron Solid-State Laser Module

Page 22: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

Space Science/ExplorationSpace Science/Exploration

Mars Scout SCIM Concept• Led development of ARES proposal and played

major roles in SCIM and Kitty Hawk proposals for Mars Scout opportunity

• Successfully flight-tested autonomous aircraft deployment and pullout sequence at 103,000 feet (Mars-like conditions)

• Led performance tests of parachutes for Mars Exploration Rover (MER) mission

– Sub-scale tests conducted at LaRC’s TDT– Full-scale drop tests at Idaho test range– Full-scale performance tests in ARC wind

tunnel• SEC personnel detailed to JPL successfully

supporting MER hardware assembly and testing with subsequent deployment to KSC for launch integration

• Completed FY’02 planetary protection and technology development work for the Mars Sample Return Earth Entry Vehicle

MER Parachute Tests in ARC 80x120

Wind Tunnel

Page 23: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

Mars Airplane Technology AdvancementMars Airplane Technology Advancement

• Integrated NASA, industry, national laboratories, and academia team

• Design, analysis, and test program focused on airplane unfolding, deployment, and pullout sequence

– Wing unfolding test in LaRC Transonic Dynamics Tunnel, Mar-02

– Low-altitude flight test, Jul-02– High-altitude flight test in Mars-like

conditions, Sept-02

Page 24: Systems Engineering Competency · Overview of Systems Engineering Competency – SEC C.Gray, NASA Langley Research Center. 2 Systems Engineering Competency The NASA Vision To improve

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Systems Engineering CompetencySystems Engineering Competency

Data Visualization and Analysis ToolsData Visualization and Analysis Tools

• Data Swarming: Developed several scientific analysis tools and software design methodologies based on the data swarming metaphor. Applied these tools to (1) extracting flow features in CFD data; (2) noise damping of vibrating media; (3) evaluating clustering in wind tunnel test results.

• Visualization of Biomimetic Wing: Three-dimensional visualizations of several biomimetic wing configurations were successfully constructed.

• A measured data set for the second X-43 and drop jaw adapter have been acquired. Each data set contains more than 4 million points, all accurate to 0.010 inch. Determined that the as-built geometry of the flight articles compare favorably with the as-designed geometry specifications.

• The automated CDUCT grid generation module has created grids suitable for the background flow solver. In addition, the Ffowcs-Williams-Hawkings radiation approach has been implemented and yields accurate propagation characteristics for sample problems.


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