FUEL CELLSJONATHAN GOHEEN

WHAT are fuel cells?

• Energy devices that continuously transform chemical energy to electrical energy.

• Fuel often used is Hydrogen

• Very efficient with environment friendly by-products.

HOW does it work?

• Hydrogen and Oxygen flow

• Use of anodes and cathodes

• Polymer electrolyte membrane

• Electrons must travel in an external circuit

• Formation of H20

THERMO relevance

• ∆(Free Energy)=∆(enthalpy)-(T)∆(entropy)

• Thermodynamics is sweet!!

“Real World Usage”

Conclusion

• Get to know fuel cells!!!

• They are the FUTURE!!

References

• http://www.howstuffworks.com/fuel-cell.htm• www.boeing.com/.../

2008/q2/080403a_pr.html• http://encarta.msn.com/encyclopedia_76157

5389/fuel_cell.html• http://www.nersc.gov/news/science/sandwic

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