1. Human-Powered Potable Water Still A2 Nate Barbera Katie Kimar Ryan Reis Connie Slaboch

2. Status of Design Friction Generator

3. Status of Design Target Market  Emergency situation  2 Target Groups Individuals/small families Individuals/small families Emergency companies Emergency companies Red Cross, FEMA, National GuardRed Cross, FEMA, National Guard

4. Status of Design Design Requirements RequirementMinimumTarget Volume of H 2 0 Production in 30 minutes 200 mL 500 mL Energy Output 58 kJ Max Number of uses 2035

5. Status of Design Design Requirements RequirementTargetMaximum Size L + G ≤ 2.1 m L + G ≤ 4.2 m Weight 20 lbs 40 lbs Assembly Time 5 min 10 min Run Time 20 min 30 min Water Quality (SG) 1.001.01

6. Status of Design Design Requirements  Cost  Number of parts  Energy input  Lifetime

7. Last Week’s Items  Feasibility of heating concepts Generator – YES! – Motor donated Generator – YES! – Motor donated Friction – YES! – Glass and Aluminum Friction – YES! – Glass and Aluminum  Feasibility of vacuum YES! – Only low vacuum needed YES! – Only low vacuum needed  Design of vacuum Condensing cone Condensing cone  Talk to experts Leon, Dr. Schafer, Electric motor companies Leon, Dr. Schafer, Electric motor companies Dr. Brownell, Salvage yards Dr. Brownell, Salvage yards

8. Next Week’s Items  Decide on heating source Do some experiments Do some experiments  Find time to evaporate 500 mL of H 2 0 Test in pot Test in pot  Assign Trade Studies Depend on heating source Depend on heating source Begin researching for them Begin researching for them

9. Show-stoppers  Unable to generate enough power or heat  Takes too long to evaporate

10. Schedule

11. Questions?