PROTON EXCHANGE MEMBRANE FUEL CELLS DESIGN OVERVIEW AND APPLICATION

1. PROTON EXCHANGE MEMBRANE FUEL CELLS DESIGN OVERVIEW AND APPLICATION SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

2. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION • PEM – Proton Exchange Membrane • Overview and build blocks: Single Fuel Cell Fuel Cell Stack SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

3. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION • Stack Design SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

4. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION NaCl H O Soak 2 2 N 2 + Clean Na form Glycerol TBOH Nafion MeOH soln. Sonicate Binder Dry H SO 2 4 DI H O Hot Press 2 soak. 130 C 100 C + H form • Proton Exchange Membrane Preparation Process SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

5. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION –2 j / A cm • Output Characteristics of a PEM Fuel Cell • Effect of Surrounding conditions 1.0 0.8 E / V 0.6 0.4 B A 0.2 0 0 0.2 0.4 0.6 0.8 1 • Single Fuel Cell • Fuel Cell Stack: • C:\Documents and Settings\Viktor\My Documents\COLLEGE\Individual Investigation\Fuel Cell Stack Char.xlsx SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

6. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION • Output Characteristics of a PEM Fuel Cell • Effect of Surrounding conditions SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

7. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION • Fuel Cell System • Optimized Performance • Increased Efficiency Parasitic Power H2 dc Fuel Processing Power Conditioning Fuel Fuel Cell Stack AC / DC electricity Thermal and Chemical Integration SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

8. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION Air H O Recov. 2 M Purge Turbo- charger Flow meter Stack Motor F H Flow Resistor Memb H F Heat Humid. Exch. (2x) Level Humid Ejector Radiator L H T 2 Flow control H O 2 • Fuel Cell System • Fuel Processing: SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

9. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION • Fuel Cell System • Power Conditioning: • C:\Documents and Settings\Viktor\My Documents\COLLEGE\Individual Investigation\Poster\Poster Final.pptx SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

10. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION • Application • Transportation • Cost - stack, balance of plant - very low $/kW • - high volume, high quality manufacturability • Fuel infrastructure • - on-board reforming • - on-board hydrogen storage (range) • Customer acceptance • Thermal management • Water management • Stability • Durability (5000 hrs, 10 yrs) • Weight and volumetric power densities • Recyclability of materials • – life cycle management SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

11. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION • Application • Stationary • Cost of a system $$/kW • - high volume, high quality manufacturability • Local cost of electricity vs. Local fuel costs • Fuel reforming (natural gas) • Customer acceptance • Durability (40,000 hrs) • Stability • Codes and Standards • Grid Interconnectivity • Recyclability of materials • – life cycle management • Finding the “killer application” SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011

12. PEM FUEL CELLS – DESIGN OVERVIEW AND APPLICATION • Future Improvement SUSTAINABLE ENERGY I COLLEGE OF TECHNOLGY November 2011