1. Solar Powered Stirling Generator
Stirling Engine
Piston
Chamber
Working fluid
Crankshaft
Seal
Generator
Input/output shaft
Motor
Power conditioning
Battery
USB output
Parabolic Mirror
Mounting structure
Many Small Mirrors
Mount
Mirror attachment place
Engine and generator attachment place
Base
Physical Decomposition

2. Power small electronics with solar energy
Control/regulate electricity
Store electricity in a battery
Output to USB
Motor soft start
Collect solar energy
Focus sunlight to produce a heat source
Convert solar energy to electricity
power a stirling engine
Heat the warm side of a stirling engine
Seal working fluid in chamber
Convert vertical motion to rotational motion
Convert rotational motion to electricity
Functional Decomposition

3. Beta Type Stirling Engine
Parabolic Mirror
Beta Type Stirling Engine
Crank Shaft and Gearing
Stepper Motor
Power Conditioning
Battery Charge Circuit
USB Output 5V 10W
Soft start Mechanism
Temp sensor with comparator
Stepper Driver Chip
Arduino with temp sensor
Power FETs
Proposed design

4. Solar Powered Stirling Generator
Stirling Engine (Bryan, Mike, Will)
Cylinder (Bryan)
Power Piston (Bryan)
Displacer Piston (Bryan)
Heat Sink (Mike)
Rods and Linkages (Mike)
Seals (Bryan)
Generator (Phil)
Motor
Power conditioning
Battery Charge Circuit
USB output
Parabolic Mirror (Will, Bryan, Mike)
Mounting structure (Will)
Mirror attachment place
Engine and generator attachment place
Base
Many Small Mirrors (Will)
Work Breakdown Structure