Yikes!  Energy, not power.

On 11/16/05, Mike Hord <mike.hord@gmail.com> wrote:
> Link?
> http://tinyurl.com/8hckw
> http://tinyurl.com/y3l0
>
> That's pretty good; that 2cc device is providing 2 Wh of energy in
> ~5500 mm^3 of volume.  A 9V alkaline provides ~5.85 Wh (~650
> mAh) in ~18000 mm^3, or less than 3 times the power in more
> than 3 times the volume.  And I'd be willing to be it has a much
> flatter discharge curve, too.
>
> Can't wait to take one of these things camping!
>
> Mike H.
>
> > Toshiba fuel cell running on pure Methanol. 2cc produces 100 mW for 20
> > hours.
> > ( 1 kWh/l).
> >
> > 22 x 56 x 4.5 mm (fits easily in the hand.)
> > 8.5 gram (including fuel).
> >
> > Scaling linearly to say 100 watts would give a 8.5 kg cell requiring
> > 2l of Methanol for 20 hours operation.
> >
> >         RM
> >
> >
> >
> >
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