Re: [PSUBS-MAILIST] Small marine diesel generator

[Warren Greenway <opensourcesub@yahoo.com>]

You can actually make stirling cycle engines that run
on temperature gradients in the water. This has
actually
been done, but requires deep water for the drop tube.

Warren.

--- Ian Roxborough <irox@ix.netcom.com> wrote:
> 
> How about a stirling cycle engine as a power source?
> A company is selling (rather pricey) stirling cycle
> diesel generators to people who have nice quiet
> sailboats
> and don't want noisy internal combustion engines on
> board.  It only generates 750W, but, I really want
> one:
> 
>   http://www.whispertech.co.nz/
> 
> I would really want two or four maybe.  Although,
> for the
> cost I be would paying (the cheapest one I found was
> $13600us)
> I might be able to have a custom stirling engine
> built.
> 
> Of course, I don't know how well sealed the burning
> area
> is, but it probably wouldn't be hard to put the
> whole thing
> in a sealed off container, with it's own exhaust
> port and air
> input to the out side world. Mainly for fumes that
> it might
> give off, but also if any explosive gas where
> building up
> in the hull, the flame would be sealed off from
> them.
> 
> It seems that it is either a multi-fuel enginer
> (similar 
> to the multi-fuel coleman stoves maybe), or pretty
> easy to
> convert to different fuels (the great thing about an
> external
> combustion engines - they can burn anything).
> 
> Ian.


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