2. Team #1 Members 2 Presentation Prep. Mike Robell Lab Coordinator Kilian Davis Project Manager Cerronne Cathey Documentation Prep. Cal Underwood Web Designer Mason Pike Team Facilitator Subir Biswas Sponsor Representative Ben Bosma

3. Agenda  Introduction  Design Specifications  Initial Design Concepts  Proposed Design Solution  Additional Enhancements  Risk Analysis  Budget  Conclusion 3

4. Background Air Force Sophisticated Electronic Systems – Cell Relay Towers – Local Internet Gateways Conditions – High Temperature Environments: Kuwait Burma Iraq Saudi Arabia, etc. 4

5. Project Description Mounted Electronic Device Housing – Computer Equipment – Laptops Design Problem – Active Cooling System Robust & Rugged Minimal Power Usage Portable Low Decibel Sound Output Existing Solutions 5

6. Objectives Main Objectives – P.E.E.R. (Portable Electronic Equipment Rack) Temperature Restrictions Environment Electronic Equipment – Portability – Robust – Air Tightness – Hazardous Chemicals – Multiple Accessible Power Sources 6

7. Objectives Secondary Objectives – Two Separate Enclosures 5-20ft Distance from P.E.E.R. C.S.E. (Cooling System Enclosure): – Minimal Size Dimensions – Minimal Weight – Silent – Efficient – Cool Uniformly 7

8. Design Components – Aluminum Tubing – Heat Sinks Strengths – Heat Transfer Rate – Sustainable Weaknesses – Weight – Water Build Up – Efficiency 8 Heat Sink Design Figure 1

9. Water Cooling System Components and Design – Radiators – Tubing – Pump – Reservoir Strengths – Cooling Capability and Performance Weaknesses – Budget – Weight – Complexity – Ambient temperature limitations 9 Figure 2

10. Geothermal Cooling 10 Setup – Timing – Mobility – Complexity Expensive Figure 3

11. Project Design Refrigeration – Effective – No Air Exchange – Continuous Air Recycling – Liquid Cooling – Falls Within Budget 11 Figure 4

12. Refrigeration Techniques Evaporation High Pressure and Low Pressure Compressor Condenser Coils Evaporator Coils 12 Reference: http://www.refrigers.com/img_article/r3- 134.jpg Figure 5

13. Proposed Design Solution 13 E.R.A.C.S. E QUIPMENT R ACK A CTIVE C OOLING S YSTEM Figure 6

14. Power Consumption and Adaptability 14 DC - DC Inverter 12V DC 24V DC 110V AC Rectifier Buck Converter 12V Fan Supply C.S.E Cooling System Enclosure Figure 7

15. Additional Enhancements Efficiency – Weight – Portability – Fridge Volume Aesthetics – LED Lighting – Visual Appearance – Stability – Handling – Testing 15 Figure 8

16. Risk Analysis Humidity/Condensation Durability – Environmental – Transportation – Dependability Testing Air Flow Rate 16

17. Budget ItemQuantityPrice Compact Refrigerator1$200.00 Tubing40ft$50.00 120mm Fans4$15.00 Spray Insulation FoamTBD$10.00 PlywoodTBD$20.00 LumberTBD$20.00 Fiberglass InsulationTBD$10.00 Hinges2$10.00 Weather StrippingTBD$10.00 Latch Clamp2$10.00 12V Inverter1$30.00 24V Convertor1$30.00 Thermistor4$5.00 Microcontroller1$10.00 PC Board1$1.00 Miscellaneous Circuit PartsTBD$30.00 Miscellaneous Buliding MaterialsTBD$10.00 Total$471.00 17

18. Budget Budget surplus of $29.00 Costs are estimates – Hedged for sales tax and shipping costs 18

19. Conclusion Designing an CSE (Cooling System Enclosure) for PEER (Portable Electronic Equipment Rack) Deployed to multiple current and potential locations around the globe Potential Air Force cost savings 19

20. References Figure 1: http://www.bing.com/images/search?q=maximum+heat+dissapation+via+hybrid+copper+ and+aluminum+design&view=detail&id=2DE39D3B4D5CAE1578904477406A6700C2FFCC21 Figure 2: http://en.kllproject.lv/wp-content/uploads/2012/04/guidecool_53.gif Figure 3: http://www.bing.com/images/search?q=Geothermic+Cooling&view=detail&id=0B6C807F2 C22CCE8AC14FB7B82A363AFE3C8AE72 Figure 4: http://www.bing.com/images/search?q=refrigeration+model&view=detail&id=09F51DBEC6 A2F8EEFDC4AA4143297D6F0C1DE01D&first=151 Figure 5: http://www.refrigers.com/img_article/r3-134.jpg Figure 8: http://www.bing.com/images/search?q=up+arrow+person&view=detail&id=033C153C0AC0 0DB127951FDC588FEAD6DF1C5214 20

21. Thank You For Your Time and Cooperation Questions? 21