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DRAFT work-in-progress... |
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| Reversible Proton Exchange Membrane (PEM) Fuel Cell Test | |
| using only Sunlight and Water... | |
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Experimental data collected on Sunday, November 24, 2002 Last Update: 11/29/02 ehb |
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| Test kit and distilled water | Inside the box |
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Volt and light meters, test motor rig, solar cell and reversible proton exchange membrane (PEM) fuel cell |
PEM fuel cell operating in "Electrolyzer mode" under power from solar cell splitting distilled water into oxygen (left tank) and hydrogen (right tank) |
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| Process continues, sunlight splitting water... | Full tank of hydrogen!! |
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Oxygen and hydrogen tanks, positive side of power strip (red) with probe connection to digital volt meter, also PEM (hydrogen side) |
Close-up (hydrogen side) of PEM fuel cell and positive power feed connection (lower right) |
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VideoClip (RealMedia) (Animated Gif) |
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PEM fuel cell operating in "Power mode", note that solar cell is now covered with cardboard |
Electric motor rig operating on power provided by hydrogen... see data from VideoClip on GRAPH 2 |
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1.843Vdc being generated by solar panel from 767 foot candles of sunlight |
to be continued ... |
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| Ambient weather conditions during test | |
| See also related links 1, 2, 3, 4, 5 | |
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GRAPH 1 - Click to on graph above to enlarge |
GRAPH 2 - Click to on graph above to enlarge |
| Reversible PEM Fuel Cell in "Electrolyzer Mode" using sunlight to split water into hydrogen and oxygen | Reversible PEM Fuel Cell in "Power Mode" using hydrogen gas to generate electric power to run motor |
| Educational/Research Links | Demonstration Projects/Application Links |
| Kits 1, 2, 3 | China Lake |
| News 1, 2, 3 | HyGen |
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FES Education Weblog |
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