1. AAE450 Spring 2009 Thermal Transport Subsystems Toy Ball System,100g Payload John Dixon COM GL, Loco PL [John Dixon] [COM GL] 1

2. AAE450 Spring 2009 System Description  N 2 gas @ 1 atm inside Toy Ball Enclosure –Mass of N 2 gas = 0.01023 kg –Temp of N 2 gas = 0 o C (273.15K)  Total Heat Dissipation –Z-93 White Paint Coating (α = 0.17) Q sun = 5384.435 J Q electronics = 1060 J Q total = 6444.435 J Total Energy Rate Into System = 13.426 W [John Dixon] [COM GL] 2

3. AAE450 Spring 2009 Thermal Transport Over Time Steady State Equilibrium Occurs at ~50 seconds Total Temperature Rise Over 8 min = 0.7K [John Dixon] [COM GL] 3

4. AAE450 Spring 2009 Backup Slide 1 [John Dixon] [COM GL] 4

5. AAE450 Spring 2009 Backup Slide 2 [John Dixon] [COM GL] 5