USNA Standard CubeSat Bus
USNA-P1 CubeSat
(USNA-14)
Jin Kang
[email protected]
Specifications
EA 470
United States Naval Academy
2
Activities
• Two satellites launching (USNA-14, 15)
– Complete by May 2016
– Environment test in May 2016
– Hands-off 1 June
• Leverage current satellite architecture
– Learn from satellite integration and testing
– Apply knowledge to new design
• Documentation will be heavily emphasized
Mission Objectives
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Buildable in 90 day time frame
Command and Data Handling
Electrical Power System
Communications
Attitude Determination and Control
Documentation for easy reconstruction
EA 470
United States Naval Academy
4
Goal of Project
• Develop USNA standard bus
– Modular hardware
– Modular software
– High capability to be able to use on multitude of
missions
– Small mass and volume
• Demonstrate functionality
Concept of Operation
StaCSat
Payloads
IR Sensor
Interface
Charged
Particle
Detector
Electrical Power
Helium Radio
Additional
Radio
Your Idea
Here
Thrusters
Motherboard and Processor
6 months
EA 470
90 days
United States Naval Academy
6
Stack
EA 470
United States Naval Academy
7
Small Spacecraft Propulsion
• Extend life of CubeSats
• Electric Propulsion
• Collaboration with GWU
and NASA Goddard
• Launch in Sept 2015
• Mission is to integrate 4
vacuum arc thruster
systems on a 1.5U
CubeSat
Propulsion Integration
• Performance analysis
using Simulink
• Three Maneuvers:
– De-tumbling, pointing
control, and delta-V
• Propulsion system
integration testing
• STK mission planning
Example Tasks
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Systems Engineering
Budget analysis (power, mass, link, etc.)
Solar panel design, development, testing
GlobalStar radio integration
Release mechanism design, development,
testing
• Integration and testing (component level +
system level)