M4-NUWC Overview Fontaine.pdf
M4-NUWC Overview Fontaine.pdf M4-NUWC Overview Fontaine.pdf
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31.10.2012
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SOFC
• • • Fuel Flexibility – – – – Benefit of SOFC Powered UUV Pure H2 not required for operation Hydrocarbon fuels (diesel-type) can be utilized & rapidly refueled Internal reforming of light hydrocarbons within fuel cell stack Tolerates impurities such as carbon monoxide and sulfur (ppm level) High Efficiency, 55-65% – (based on LHV of fuel conversion to electricity) Noble metal catalysts not required for electrodes and fast reaction kinetics at electrodes
- Page 1 and 2: Advanced Unmanned Undersea Vehicle
- Page 3 and 4: • Joint / Coalition Battlespace M
- Page 5 and 6: Science and Technology for: Shock A
- Page 7 and 8: • • Propulsion and Energy Thrus
- Page 9: Advanced Air-Independent Energy Sol
- Page 13 and 14: SOFC Stack Test Stand Versa Power S
- Page 15 and 16: Fuel Processing (Reformers) Catalyt
- Page 17 and 18: • • 30-Cell NUWC SOFC Lab Syste
- Page 19 and 20: • • • • In house Laboratory
- Page 21 and 22: Carbide / Hydride Fuel System CaC 2
- Page 23 and 24: • • • Summary of SOFC Effort
- Page 25 and 26: • • • NaBH 4 Objective: - / H
- Page 27 and 28: Oxidation of BH 4 - Anode BH 4 - Re
- Page 29 and 30: • • • Direct Borohydride Syst
- Page 31 and 32: energy density (Wh/kg) 340 320 300
- Page 33 and 34: single cell potential (V) 1.80 1.60
- Page 35 and 36: Li - Lithium-Seawater Battery Devel
- Page 37 and 38: A outlet Electrolyte Flow Reference
- Page 39 and 40: APPROACH • • • • • Fuel H
- Page 41 and 42: ONR Sponsors: • • Dr. Michele A
SOFC
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