sci.energy.hydrogen
[Top] [All Lists]

Re: Electrolysis is not always ludicrous...

Subject: Re: Electrolysis is not always ludicrous...
From: "Don W." <dNOSPAMwiddersAThotmail.com>
Date: Tue, 19 Jul 2005 08:53:27 -0700
Newsgroups: sci.energy.hydrogen
"charliew2" <charliew2@xxxxxxx> wrote in message
news:11dp1eld7cit789@xxxxxxxxxxxxxxxxxxxxx
>
>
> You would design a process which does the same thing as what is currently
> done with hydrocarbons.  For a hydrocarbon fuel, no one currently
extracts
> the hydrogen (and throws away the carbon) on a commercial basis (at least
> not yet).  Burning a fuel in air breaks both carbon-carbon chemical bonds
> and carbon-hydrogen chemical bonds.  You want to take advantage of this
bond
> breaking, especially the carbon-carbon bond breaking, because of the
energy
> release.
>
> OK, Don ... I'll "shift gears" a bit for you to make the point more
clearly.
> Biological systems burn sugar (specifically glucose) to release heat and
> obtain the energy necessary to run life processes.  This process takes
place
> slowly and at low temperatures because of all of the catalysts (e.g.,
> enzymes) involved, and because of the multiple steps that living
organisms
> go through to oxidise sugars to CO2 and water.  However, there is nothing
> preventing such a chemical reaction from proceeding from sugar to carbon
> dioxide and water in a single step, given the right equipment.
>
>

Then I take it you're saying not to extract the hydrogen from the sugar?
OK, we're all on the same page.  I think Don L. was saying that too when he
wrote "The energy required to extact the hydrogen would vastly exceed that
of the recovered hydrogen."

Don W.



<Prev in Thread] Current Thread [Next in Thread>
Privacy Policy