1. Hydrogen Fuel And its place in our future

2. Some Chemistry 2 H 2 + O 2 2 H 2 O + 572 kJ

3. Fuel Cells – Basic Operation Chemical Energy -> Electricity + Heat Requires constant supply of H 2 and O 2

4. Fuel Cells Each cell produces about 0.7 volts Stack: cells in series/parallel combination Normal Efficiency: 40-60% ◦Cogeneration Efficiency: Up to 85% Zero Emissions

5. Fuel Cells - Applications Stationary Power Generation Remote Applications Fuel Cell Electric Vehicles

6. Fuel Cells - Production U.S. Department of Energy ◦2002: $375/kw ◦2010: $51/kw ◦2012 target: $30/kw

7. Production Steam Reforming: 95% of US production Electrolysis of Water

8. The Green Solution: Electrolysis

9. Compressed Liquid Chemical Storage Storage and Transportation

11. Flammable in a 4-75% concentration by volume Low viscosity, creating high leakage rates Stored at high pressure and low temperature Safety