Re: Solar-hydrogen home power system?

From: Don Lancaster (don_at_tinaja.com)
Date: 10/21/04 

Date: Thu, 21 Oct 2004 13:59:43 -0700

Franz Heymann wrote:
>
> "Scott T. Jensen" <stj@charter.net> wrote in message
> news:10n5kqiced7g54@corp.supernews.com...
> > Does anyone sell a home system set up in the following way...
> >
> > Solar-cell roof tiles on the south-facing roof provide energy during
> the day
> > to a home. What energy isn't used by the home is sent to a hydrogen
> maker
> > that uses the home's water supply to make hydrogen and then stores
> the
> > hydrogen on site. During times when daytime energy consumption
> exceeds what
> > can be generated by the solar roof tiles and during the night, an
> electric
> > generator is powered by the stored up hydrogen. The hydrogen
> storage unit
> > is also equipped with a pump system that can be used to refuel the
> > homeowner's hydrogen-powered car.
>
> If you use the very expensive electricity produced by solar cells to
> produce hydrogen, you will retrieve at most 30% or thereabouts of that
> energy as mechanically useful energy.
>
> [snip]
>
> Franz

Under today's economics (try to buy an electrolysizer sometime), you
will retrive significantly LESS THAN ZERO or thereabouts of that energy
as mechanically useful energy.

http://www.tinaja.com/glib/energfun.pdf 

-- 
Many thanks,
Don Lancaster
Synergetics   3860 West First Street  Box 809  Thatcher, AZ 85552
voice: (928)428-4073 email: don@tinaja.com   
Please visit my GURU's LAIR web site at http://www.tinaja.com

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