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Public Transportation and Smart Growth

NYC_SKP

(68,644 posts)

3. Solar to electricity makes far more sense than solar to hydrogen.

Reply to Warpy (Reply #2)

Wed Mar 25, 2015, 11:33 PM

Mar 2015

After all, the hydrogen has to be created by the solar electricity with an energy loss, then compressed, more loss, then delivered to the vehicle and converted back into electricity.

Very inefficient, just go with solar to electric to batteries to motors.

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Highlight:

China's Hydrogen-Powered Future Starts in Trams, Not Cars [View all] marmar Mar 2015 OP

Hydrogen is usually made from Natural Gas, which is not a clean fuel. NYC_SKP Mar 2015 #1

Coal fired blast furnaces create the rails. Warpy Mar 2015 #2

Solar to electricity makes far more sense than solar to hydrogen. NYC_SKP Mar 2015 #3

Not for mass transit in China Warpy Mar 2015 #4

They have electrified rail, both 3rd rail and overhead pantograph. NYC_SKP Mar 2015 #5