Re: Fuel Cells using Solar Energy efficiency Doubles.

"Bob M." wrote:
> 
> "Sanjay" <[EMAIL PROTECTED]> wrote in message
> news:[EMAIL PROTECTED]
> > Hi Friends,
> >
> > I just read an article that Fuel Cells generation through Solar Energy
> > have double efficiency. Earlier the conversion was 18% efficient. New
> > technique makes it 30% efficient.
> >
> > You can read Complete article here.
> >
> > http://www.softtanks.com/Article/showitem.php?ridx=89&uid=1
> >
> >
> > 30% efficient Solar conversion have been attained for fuel cell. This
> > is about a Double efficiency attained in Solar energy Conversion for
> > Fuel Cell energy. It will need 2-5 years for commercialization of this
> > technique.
> >
> > Using the fuel Cells we will not only have better environment but We
> > will be getting pure unlimited Solar energy without investing large
> > amount of money in Fusion Plants.
> >
> > Bye
> > Sanjay.
> >
> > Full Article at :
> >
> > http://www.softtanks.com/Article/showitem.php?ridx=89&uid=1
> 
> This article makes no sense and is typical of the popular press bull crap
> surrounding hydrogen and other complicated technical issues. It talks of
> raising the temp of the water to 600 C with light then using electricity to
> convert the water to H2. It talks of the electrical portion of "light
> particles " and the heat portion of light. This is a funny way to look at
> light. I would like to see any body raise the temperature of anything to 600
> deg C, never mind extracting any energy from it, with an efficiency of 30%.
> That temperature from sun light will require focused optics with solar
> tracking and will be very prone to energy loss by convection and radiation.
> I think this is another hydrogen hype article without basis.
> Bob

Seems to me there's this THERMODYNAMIC PROPERTIES OF STEAM book around
somewhere...
At the very least 600 degree C water does not pour worth a damn.

Stephan-Boltzman keep muttering something about radiation losses being
delta T to the fourth as well.

See 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: [EMAIL PROTECTED] fax 847-574-1462

Please visit my GURU's LAIR web site at http://www.tinaja.com