Hydrogen boondoggle, Part II
Still thinking about this today and leaving comments all over the place. If I was selling hydrogen I’d be a spammer.
Anyway, I blogged another item just to quote this article at the Washington Times:
According to conference organizers, hydrogen energy promises zero emissions, no dependence on foreign oil, and an unlimited supply of energy.
When someone promises you “an unlimited supply of energy” isn’t that time to check your wallet? (or where our tax dollars and energy focus are going?)
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[Update: as I learned on the Energy Outlook blog, a lot of this boils down to "well to wheels" energy comparisons. Or in the case of green electricity sources "power plant to wheels" comparisons. This four page pdf from the EUROPEAN FUEL CELL FORUM has a lot of good comparisons on the last couple pages. It contains the following quote on natural gas to hydrogen conversion:]
Steam reforming of natural gas provides no lasting solution, because in comparison with natural gas vehicles the overall efficiency can not be improved, nor can the emission of greenhouse gasses be reduced by conversion of natural gas into synthetic gaseous hydrogen. Carbon dioxide sequestration is not even considered at this time.
March 31st, 2005 at 11:17 am
Thanks for the link to my post about Gas guzzlers. I have further posts on my blog about the impact of global warming and the energy crisis here, here and here.
March 31st, 2005 at 1:04 pm
Thanks, those were all good reads.
April 1st, 2005 at 1:08 pm
Check out this great article in Road & Track Magazine about “well-to-wheel.” Be sure and check out the chart. The most amazing thing is that it shows diesel hybrids as being nearly as efficient as the best-case scenario for fuel cell cars.
April 1st, 2005 at 2:31 pm
Thanks! I can’t remember where I saw it now, but one of these reports gave the Prius tank-to-wheel efficiency at 30% … which would put it at some of these future-diesel projections. I’d think, given low-sulpher diesel or whatever, Toyota could do even better with that fuel.