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Unfair and Unbalanced
Join Date: Jul 2004
Location: From the misty mountains to the bayou country
Posts: 9,711
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Quote:
Originally Posted by HarryD
Actually, physics (in the form of chemistry) does have alot to do with this.
How many things do you want me to post that were "physically impossible" before technology found a solution?
Coal contains (more of less) one carbon for each hydrogen. Liquid fuels contain 2 hydrogens for each carbon and gas contains 4 hydrogens for each carbon.
If you want to liquify coal, you need more hydrogen. where can you get hydrogen, why from water (H2O)! How do you convert water to hydrogen? easy! mix it with carbon and strip the oxygen off. Hmmmm.... where do you ge tthe carbon?, this is easy too, from the coal! but there is a catch, each carbon you use to make a hydrogen is less coal to make fuel.
So, lets put this together, you want to make liquid fuels, so you need to go from a carbon: hydrogen ration of 1:1 to 1:2. This means that approximately half of hte coal you use will be converted to hydrogen and then to liquid fuel. Plus, to generate the necessary hydrogen, you need to put energy in to drive the conversion (the separating the hydrogen from the water molecule requires a net input of energy).
Then go tell these folks that you can prove what they are doing is impossible.
Believe me this has been reviewed time and time again. FWIW, use of coal for "clean fuels" has been studied since the dawn of the industrial age (1800's), but physics/chemistry is a cruel mistress. You gotta pay to play.
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Are you a member of the flat earth society?
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"SARAH'S INSIDE Obama's head!!!! He doesn't know whether to defacate or wind his watch!!!!" ~ Dennis Miller!
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05-04-2008, 10:42 AM
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