[Stoves] Flamestover TEG device

[Todd Albi]

If interested a SilverFire video my son Keegan put together for some folks
in Malaysia on the operation of our Survivor Rocket stove & Hunter Chimney
Gasifier stove.  Note the use of dried dung in the Hunter.  He just
returned from overseas.

https://www.youtube.com/watch?v=FjbBkfk0wd0

Happy New Years!  Go Oregon Ducks, Rose Bowl January 1!

Regards,

Todd

On Sat, Dec 27, 2014 at 2:42 PM, David Young <dyoung at pobox.com> wrote:

> On Fri, Dec 26, 2014 at 12:44:13AM -0800, Todd Albi wrote:
> > Many of the Smart phones chargers are 5 watts, tablets chargers usually
> are
> > 10 watts.  The Flamestower is only 2.5 watts and it states 3.1 hours to
> > charge, according to the description.  Sounds a lot like the major
> > complaint of the BioLite Camp stove, that it only generates  2 watts of
> > power the majority of the time, and only when feeding it continually,
> which
> > results in hours of time required to charge a cell phone with a partial
> > charge.  There are lots of cost effective options available to provide
> low
> > power options for charging at a fraction of the price.  Hopefully more
> > efficient and powerful designs will be available in the near future.
> > Currently it appears intermittent led lighting is all they are really
> > capable of performing at a very high cost.
>
> The TEG seems to be the method of choice for electrical generation
> on cook fires, and I'm curious how that came to be.  It seems that
> the stoves we are talking about typically produce about 5kW, and they
> extract less than 1% of that using an exotic and costly component, the
> TEG.  Would some other technology, such as a small steam turbine and
> generator, derive a lot more electrical energy from the same fire?
> I guess that somebody has compared the turbine and TEG, taking into
> account the cost and complexity of manufacture, weight, maintenance
> cost, et cetera, and found that the TEG comes out ahead?
>
> Thank you for describing the performance of the BioLite Basecamp stove,
> I had wondered about it.
>
> Dave
>
> --
> David Young
> dyoung at pobox.com    Urbana, IL    (217) 721-9981
>
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