On 18 October 2011 23:56, Crispin Pemberton-Pigott <[email protected]>wrote:
> 1 to 5 watts. Fan stoves can serious contenders in UB. It would allow for > clean burning condensing heat exchangers. > > I've found a new way to extract practical amounts of power (~1w) from quite small numbers of metal thermocouples, if we can bootstrap the fan with a small rechargeable battery until we reach operating temperatures. Steve
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