Fuel cell

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Fuel cell

  1. 1. By Tim Miesen, Luce Beucher, Matthias Pauly Fuel Cell
  2. 2. Table of contents <ul><li>Definition </li></ul><ul><li>History </li></ul><ul><li>Fuel cell applicaitions </li></ul><ul><li>Types </li></ul><ul><li>Construction </li></ul><ul><li>Function </li></ul><ul><li>Informations </li></ul><ul><li>Examples of usage </li></ul><ul><ul><li>Automobile (combination Solar Cell and Fuel Cell)‏ </li></ul></ul><ul><ul><li>airscrew powered by Fuel Cell </li></ul></ul>
  3. 3. Definition
  4. 4. <ul><ul><li>A fuel cell is an electrochemical energy conversion device. A fuel cell converts the chemicals hydrogen and oxygen into water, and in the process it produces electricity. </li></ul></ul>
  5. 5. History
  6. 6. History 1800 Today Johann Wilhelm Ritter discovered the electrolysis 1838 Christan Friedrich Schönwein and Wiliam Grove discovered the principle of Fuel cell 20. century 1959: 5kW and 15 kW fuel cell First it was called Gas voltiac battery
  7. 7. Fuel cell applications
  8. 8. Fuel cell submarien
  9. 9. Fuel cell vehicle
  10. 10. Types
  11. 11. <ul><ul><li>Polymer exchange membrane fuel cell (PEMFC) ‏ </li></ul></ul><ul><ul><li>Solid oxide fuel cell (SOFC) ‏ </li></ul></ul><ul><ul><li>Alkaline fuel cell (AFC) ‏ </li></ul></ul><ul><ul><li>Molten-carbonate fuel cell (MCFC) ‏ </li></ul></ul><ul><ul><li>Phosphoric-acid fuel cell (PAFC) ‏ </li></ul></ul><ul><ul><li>Direct-methanol fuel cell (DMFC) ‏ </li></ul></ul>
  12. 12. Construction
  13. 14. Function of a fuel cell
  14. 16. Information
  15. 17. <ul><li>Efficiency </li></ul><ul><ul><li>PEMFC -> about 64% </li></ul></ul><ul><ul><li>(Gas Engine -> about 20%)‏ </li></ul></ul><ul><li>Problems </li></ul><ul><ul><li>Expensive materials </li></ul></ul><ul><ul><li>Temperature </li></ul></ul><ul><ul><li>Infrastructure </li></ul></ul><ul><ul><li>Durability(stable under cycling conditions)‏ </li></ul></ul>
  16. 18. Thanks for your attention
  17. 19. Questions?
  18. 20. 3
  19. 21. 2
  20. 22. 1
  21. 23. The end

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