# Presentation: 663021

## Aeroscience and Flight Mechanics Division

- Engineering Dean’s Conference 2006
- Advancing Technology And Education For A Human Base On The Moon And Footprints on Mars
- Oct 19, 2006

## Charter

- The A&FMD Charter encompasses:**•** Guidance, Navigation and Control (GN&C) System Analysis;**•** Design, Development, Testing and Engineering (DDT&E);**•** Aeroscience and Computational Fluid Dynamics (CFD);**•** Flight Mechanics and Mission Design;**•** Rendezvous and Proximity Operations and Capture;**•** Simulation Development.
- _Vision_
**	****•** The A&FMD vision is the expansion and innovative development of space exploration frontiers through application of Aeroscience, GN&C, and Flight Mechanics disciplines.

- Aeroscience and Flight Mechanics

- October 19, 2006

## Charter (concl.)

- _Mission_
- The A&FMD mission is to enable safe, cost-effective and timely space activities through:•Developing and applying state-of-the-art aeroscience technologies;
- 	•Developing and verifying end-to-end GN&C systems for JSC programs;
- 	•Generating mission designs and plans.
- _Values_
- The A&FMD values include:•Collaborating with industry, **academia** and other government agencies;
- 	•Providing world class tools, facilities and expertise.

- Aeroscience and Flight Mechanics

- October 19, 2006

## Aeroscience and Flight Mechanics Division

**Launch**
- - GN&C
- - Performance
- - Aerodynamics
- - Aerothermodynamics
- - Mission Planning
- - Debris Transport

**Aborts**
- - Debris Transport
- - Aerothermodynamics
- - Performance
- - Aerodynamics
- - Simulations
- - Autonomy
- - GN&C

**Rndz & ProxOps**
- - GN&C Flight Software
- - Systems Engineering
- - Plume Impingement
- - Simulations
- - Autonomy
- - Sensors
- - GN&C

**Entry**
- - Guidance Algorithms
- - Plume Interaction
- - Performance
- - Aerothermodynamics
- - Aerodynamics
- - Flight Control Design
- - Navigation
- - GN&C Flight Software
- - Simulations

**De-Orbit**
- - Guidance Algorithm Design
- - GN&C Flight Software
- - Targeting
- - Navigation

**Separation**
- - Plume Interaction
- - Aerodynamics
- - Simulations
- - Dynamics
- - GN&C

**Landing (Abort and End of Mission)**
**Water or Land (Runways for Winged Vehicles)**
- - Parachute/Parafoil Guidance
- - Touchdown Dynamics
- - Hazard Detection & Avoidance
- - Aerodynamics
- - Simulations
- - GN&C

**Exploration (Lunar/Mars)**
- - Interplanetary Trajectories
- - Atmospheric Entry Guidance
- - Powered Landing Guidance
- - GN&C Algorithm Design
- Descent & Landing
- - Mission Planning
- - Aerocapture
- - Performance

- Moon

- Mars

- Aeroscience and Flight Mechanics

- October 19, 2006

## GN&C Development and Testing (EG2)

- GN&C rapid prototype development and test
- GN&C flight hardware/software development, test, verification, and certification
- GN&C hardware/software interaction testing
- Navigation systems definition, design, development and test
- Shuttle subsystem management and flight systems upgrade
- Space Station subsystem management and flight systems testing
- Real time, hardware-in-the-loop, pilot-in-the-loop testing

- Aeroscience and Flight Mechanics

- October 19, 2006

## Applied Aeroscience and CFD (EG3)

***Ground***
***Testing***

***Simulation***

***Flight***
***Support***

***Flight***
***Testing***

- Aeroscience and Flight Mechanics

- October 19, 2006

## Integrated GN&C Analysis (EG4)

- GN&C system requirements
- GN&C functional architectures
- GN&C system algorithms
- GN&C system software requirement
- GN&C system test and analysis
- GN&C system verification and certification
- Rendezvous & proximity operations system definition
- Dynamics and control interaction

- Aeroscience and Flight Mechanics

- October 19, 2006

## Flight Mechanics and Trajectory Design (EG5)

- _Atmospheric Flight Mechanics_:
- Entry/Aeroassist
- Earth entry trajectory and prel. GN&C design
- Planetary entry trajectory and prel. GN&C design
- Aerocapture guidance and trajectory design
- Parachutes / Parafoils
- Drogue and main chutes design, test, and sim
- Parafoil aero and flight design, test, & sim
- Parafoil GN&C
- Planetary chutes
- Powered Flight
- Earth and planetary ascent
- De-orbit design & guidance
- Landing and hazard avoidance
- _Exo-atmospheric Flight Mechanics_:
- Powered Flight
- Lunar/Mars low and high thrust trajectory design
- Interplanetary precision trajectory
- Orbital Mission Design
- Design of Earth/moon/ Mars orbits
- GN&C req’ts and methods for orbital maneuvers
- De-orbit targeting
- Orbit rendezvous design
- Orbital lighting /comm/ track/de-orb oppor.
- Astrodynamics (Interplanetary)
- Lunar/Mars end-to-end mission/arch design
- Mission opportunities, trip times, departure windows, energy costs
- Nav req’ts

- Aeroscience and Flight Mechanics

- October 19, 2006

## GN&C Autonomous Flight Systems Office (EG6)

- Responsible for the development and integration of GN&C systems with external disciplines
- Provide systems engineering for multi-disciplinary interfaces with GN&C hardware and software
- Provide design, development, and evaluation of autonomous and intelligent GN&C systems

- Aeroscience and Flight Mechanics

- October 19, 2006

## EG Demographics

- 105 Civil Servants
- 88 Engineers
-   7 Management
-   6 Division Staff
-   6 Administrative Support
- Average Age: 42.4
- 52 have advanced degrees (59%)
- Masters: 38
- ABD: 8
- PhD: 6
- 90 Support Contractors (ESCG, Draper, Odyssey, Titan, Bastion, Dynacs, Honeywell, Boeing, Akima)
- 29 on site
- 61 off site
- Retirement Eligible
- 17 are eligible in 2006
- 5 more in the next 5 years

- Aeroscience and Flight Mechanics

- October 19, 2006

## Teamwork

- Academia

- Industry/Agencies

- NASA Centers

**UT** – AR&D, Copernicus,
- Lunar Nav, ALHAT
**UT/A&M** – Nano Sat
**UH** – GPS Antenna
-  Tech., Filtering
**CalTech** – Aerosciences
**U. Minn** – BLT
**TAMU** – Buckeye,
- low speed W/T
**Utah State** - ALHAT

**Rice** – Parachutes
**Purdue** – Turbulence Modeling, BLT, Ascent Heating

**GSFC** – Hubble servicing,
- Lunar Navigation
**GRC** – Low Thrust Analysis Tools, SM Propulsion
**LaRC** – Aerosciences, Mars EDL, CEV GN&C, CEV Abort, CEV recovery Systems

**ARC** – Aerosciences, Autonomy, Simulation, Shuttle Entry, Columbia Super Computer
**MSFC** – CEV/CLV & Shuttle Ascent, Flowliner, CEV
- Abort, AR&D

**KSC – **Para.
**JPL** – Mars EDL,
- DSN nav

**DFRC** – CEV/
- Shuttle Flight
- testing

**Sandia** – navigation sensors
**AEDC** – Aerosciences
**CUBRC** – Aerosciences
**Yuma Proving Grounds** – parachute testing
**China Lake (Navy)** – Parachute consulting
**Air Force Academy** – Aerosciences
**AeroSpace Corp**. – CMG failure analysis
**CSDL/MIT** – flight control, MEMS, ALHAT
**Naval Research Lab, Army, SWR**
- EG3’s DAC code distributed to
- >50 orgs

- Aeroscience and Flight Mechanics

- October 19, 2006

## Collaboration with academia

- JSC provides qualified lecturers to Universities for course instruction design class motivating & mentoring
- Universities provide students/faculty to JSC for range of in-line tasks to JSC projects, including :
- hands-on engineering (H/W, S/W, test, reqts. analysis, etc.)
- applied research (S/W, algorithms, techniques development)
- Training

- Aeroscience and Flight Mechanics

- October 19, 2006

## Collaboration with academia

- Establishes “pipeline”
- Complements existing co-op program by establishing noncommittal trial exposure
- Provides exposure for Partners in Education-type arrangements
- Injects two-way vigorous skills and ideas exchange that mitigates potential erosion as JSC population ages
- Could be augmented, *but not replaced*, by IDE, electronic classroom, web-based conferences, etc.
- Some problems for startup:
- Earth Land Landing Systems
- Characterization of horizontal wind, system mass, tumbling, loads, soil condition on landing systems
- Hazard Detection and Avoidance Systems and algorithms
- For recognition and avoidance for lunar/Mars landings.
- Algorithm development
- Trajectory optimization
- Coupled flowfield/material response simulation
- Aerodynamics for transonic blunt bodies – dynamics & stability
- Shock-layer radiative heat transfer prediction

- Aeroscience and Flight Mechanics

- October 19, 2006