Hydrogen Fuel Cell. Trends in the Use of Fuel 19 th century: steam engine 20 th century: internal combustion engine 21 st century: fuel cells.

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Presentation transcript:

Hydrogen Fuel Cell

Trends in the Use of Fuel

19 th century: steam engine 20 th century: internal combustion engine 21 st century: fuel cells

The History of Fuel Cells ElectrolyserGrove’s Gas Battery (first fuel cell, 1839) (after Larminie and Dicks, 2000)

Bacon’s laboratory in 1955 Photo courtesy of University of Cambridge

NASA Space Shuttle fuel cell Photo courtesy of NASA

Applications for Fuel Cells Transportation vehicles Photo courtesy of DaimlerChrysler NECAR 5

Distributed power stations Photo courtesy of Ballard Power Systems 250 kW distributed cogeneration power plant Applications for Fuel Cells

Home power Photo courtesy of Plug Power 7 kW home cogeneration power plant Applications for Fuel Cells

Portable power 50 W portable fuel cell with metal hydride storage Applications for Fuel Cells

Membrane Electrode Assembly (MEA) O 2 2H 2 O 4H + Nafion 4e - 2 K H 2 O 2 H 2 O 2H 2 4H + Nafion 4e - O 2 2H 2 O 4H + Nafion 4e - Nafion H + Catalysis Transport Resistance Anode Cathode Polymer electrolyte (i.e. Nafion) Carbon cloth Platinum- catalyst Platinum- catalyst Oxidation Reduction

Hydrogen Storage 56 L 14 L 9.9 L Liters to store 1 kg hydrogen Compressed gas (200 bar) Liquid hydrogenMgH 2 metal hydride

Hydrogen: Energy Forever Fuel tankReformer H2H2 Hydrogen bottles H2H2 H2H2 H2H2 Algae H2H2 Hydrogen bottles H2H2 Solar panel Electrolyser

Benefits of Fuel Cells Modular Clean Quiet Sustainable Efficient Safe The Benefits of Fuel Cells

Heliocentris: Science education through fuel cells 15 Our Fragile Planet. We have the responsibility to mind the planet so that the extraordinary natural beauty of the Earth is preserved for generations to come. Photo courtesy of NASA

Presentation courtesy of Heliocentris