Lunar Exploration Transportation System (LETS)

Lunar Exploration Transportation System (LETS)

MAE 491 / 4922008 IPT Design Competition

Instructors: Dr. P.J. Benfield and Dr. Matt Turner

Team Frankenstein

Final Review Presentation4/29/08

Team Disciplines• The University of Alabama in Huntsville

– Team Leader: Matt Isbell– Structures: Matthew Pinkston and Robert Baltz– Power: Tyler Smith– Systems Engineering: Kevin Dean– GN&C: Joseph Woodall– Thermal: Thomas Talty– Payload / Communications: Chris Brunton– Operations: Audra Ribordy

• Southern University– Mobility: Chase Nelson and Eddie Miller

• ESTACA– Sample Return: Kim Nguyen and Vincent Tolomio

Agenda

• Project Office• Systems Engineering• The Need• The Requirements• The Solution• Performance• Operations• Structures

• GN&C• Communications• Payload• Power• Thermal• Conclusions• Questions

Project Office

Systems Engineering

The Need

The Requirements

The Solution

Performance

Operations

Structures

GN&C

Communications • Rover

– Parabolic Dish Reflector Antenna (PDRA)

• T-712 Transmitter – Communication Bandwidth : X-band– Data Transmission Rate: 150 Mbps

• Data Storage Capacity: 10 Gb

• Penetrators – Omnidirectional Antenna

• Communication Bandwidth: S-band • Data Transmission Rate: 8 Kbps• Data Storage Capacity: 300 Mb

Communications/Payload• Single Site Box (SSB)

– Determines lighting conditions every 2 hours for one year, micrometeorite flux, and assess electrostatic dust levitation

– Omnidirectional Antenna • Communication Bandwidth: S-band • Data Transmission Rate: 8 Kbps• Data Storage Capacity: 1Gb

– Surface Stereo Imager (SSI) – Mass: 10 Kg– Dimensions: 155x68.5x35.5 cm– Power: Solar Panel

Payload• Gas Chromatograph Mass Spectrometer (GCMS)

– Performs atmospheric and organic analysis of the lunar surface – Mass: 6 Kg– Dimensions: 10x10x8 cm– Power: Rover

• Surface Sampler Assembly (SSA)– Purpose is to acquire, process and distribute samples from the

moon’s surface to the GCMS – Mass: 15.5 Kg– Dimensions: 110X10X10 cm– Power: Rover

Payload• Penetrators (Deep Space 2 )

– Mission’s main source of data acquisition in the permanent dark regions

– Mass (15 Penetrators): 53.58 Kg – Dimensions: 13.6Dx10L cm– Power: 2 Lithium Ion Batteries Ea.

• Miniature Thermal Emission Spectrometer (Mini-TES) – Objective to provide measurements of minerals and thermo

physical properties on the moon – Mass: 2.4 Kg– Dimensions: 23.5x16.3x15.5 cm– Power: Rover

Power

Thermal

Conclusions

Questions