430 likes | 533 Views
January 28, 2003. http://www.columbia.edu/~asb70/S&SWeb2/PoliticalEconomicIssues.html. ENERGY. www.collegeprofiles.com/ seattle-pacific.html. http://www.larrystackle.com/fly.html. http://www.windmillworld.com/windmills/groups.htm. Sir Isaac Newton. James Watt. Benjamin Franklin.
E N D
January28,2003 http://www.columbia.edu/~asb70/S&SWeb2/PoliticalEconomicIssues.html
Sir Isaac Newton James Watt Benjamin Franklin James Maxwell Albert Einstein
Sir Isaac Newton James Watt Benjamin Franklin James Maxwell Albert Einstein www.cocoavillage.com/ history/ www.puffingbilly.com.au/ fan/fleet/locos.htm
Sir Isaac Newton James Watt Benjamin Franklin James Maxwell Albert Einstein
Sir Isaac Newton James Watt Benjamin Franklin James Maxwell Albert Einstein www.iihr.uiowa.edu/.../Romania/ Romania-page2.htm
E=mc2 Sir Isaac Newton James Watt Benjamin Franklin James Maxwell Albert Einstein
Sir Isaac Newton James Watt Benjamin Franklin James Maxwell Albert Einstein
www.hd.org/.../ oil-rig-in-the-North-Sea-1-BG.jpg www.power-technology.com/.../ hadong/hadong2.html www.tekser.biz/ display.php?language=english&s... www.aerialexposures.com/ www.dodson-hydro.com/ hec5/brokenbow.jpg www.greece.k12.ny.us/ath/ library/teachers/sogard/ www.hot-house.co.uk/ renewables.htm http://www.agores.org/SECTORS/BIO/TBF/SELECT/DEMO/OTHERS/default.htm www.canwea.ca/ www.c-a-b.org.uk/projects/ tech1.jpg
COAL OIL
HEAT HYDROGEN FUEL CELL ELECTRICITY OXYGEN
FOSSIL FUELS REFORMER ANODE ELECTROLYTE CATHODE HEAT HYDROGEN FUEL CELL ELECTRICITY OXYGEN
CURRENT (A) TIME (SEC)
ANODE ELECTROLYTE CATHODE www.soaresantiques.com/images/ lunchboxes/838a.jpg
ALKALINE PHOSPHORIC-ACID • One of the oldest designs • 70% efficient • Used in Space • Catalyst is a non-precious metal • Operates at 75-150°F SOLID OXIDE MOLTEN CARBONATE DIRECT METHANOL PROTON EXCHANGE MEMBRANE
ALKALINE PHOSPHORIC-ACID • The most developed • 40% efficient • Platinum catalyst • Operates at 400°F • Unsuitable for cars SOLID OXIDE MOLTEN CARBONATE DIRECT METHANOL PROTON EXCHANGE MEMBRANE
ALKALINE PHOSPHORIC-ACID • Best suited to power towns • 50-60% efficient • Catalyst is a non-precious metal • Operates at 1830°F • Produces steam SOLID OXIDE MOLTEN CARBONATE DIRECT METHANOL PROTON EXCHANGE MEMBRANE
ALKALINE PHOSPHORIC-ACID • Best suited for cars and buses • 60% efficient • Catalyst is a non-precious metal • Operates at 1120°F • Capable of internal reforming SOLID OXIDE MOLTEN CARBONATE DIRECT METHANOL PROTON EXCHANGE MEMBRANE
ALKALINE PHOSPHORIC-ACID • CH3OH and steam supplied • No need for a reformer • Methanol is a liquid • Operates at 180°F • 3-4 years behind the others SOLID OXIDE MOLTEN CARBONATE DIRECT METHANOL PROTON EXCHANGE MEMBRANE
ALKALINE PHOSPHORIC-ACID • Operate at low temperatures • Have a platinum catalyst • Can handle changing power demands • Good candidate for automobiles • Starts quickly SOLID OXIDE MOLTEN CARBONATE DIRECT METHANOL PROTON EXCHANGE MEMBRANE
PEM DIFFUSION LAYER CATALYST POLYMER ELECTROLYTE CATALYST DIFFUSION LAYER
PEM DIFFUSION LAYER CATALYST POLYMER ELECTROLYTE CATALYST DIFFUSION LAYER
PEM DIFFUSION LAYER CATALYST POLYMER ELECTROLYTE CATALYST DIFFUSION LAYER
PEM H H O O
PEM H H O O
PEM H H O O
PEM H+ O - H+ O -
PEM H+ H2O O - H+ O -
PEM H2O O
INDEPENDENCE 1000 Specifications • Output: 1000 watts, 48 VDC • Start Up: • 50% Power < 5 min @ 25C • 100% Power < 18 min @ 25C • Fuel Supply: Industrial grade H2 • Supply Pressure: 25 - 100 psi, • Size: 17.25”w x 20.5”h x 25.12”d • Weight: 147 lbs. • Operating Modes: • Battery Charger • Direct Power Supply