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Re: AIP



Regarding the power range of the Swedish Stirling, is it too big or too
little? If you're looking for high temp materials for a homebuilt, have you
run across some of the machinable (sp?) ceramics on the market? :-o Joe

-----Original Message-----
From: Charles Samardza <samardza@ezy.net>
To: personal_submersibles@psubs.org <personal_submersibles@psubs.org>
Date: Friday, July 02, 1999 4:01 PM
Subject: AIP


>For my own interest I've been looking at the various AIP systems in
>development and/or use today, and how viable they are to homebuilding.
>    The French MEMSA system is a 2 loop steam turbo generator, although
>scaled down, in concept they simply replace the nuclear reactor with a
>combustion chamber and keep the rest of the system.  Definitely to
>complicated for homebuilders.
>    The German fuel cell is fairly standard as far as fuel cells go,
>personally I wouldn't consider it safe in a home built, although not
>impossible.
>    The swedish Stirling is simple enough, although I don't believe
>anyone manufactures an engine in the power range that might be
>workable.  Making one from scratch is feasible, especially since you
>don't have to use metal, just something that can take whatever heat
>range your hot gas generator develops.
>    The last one that I have information on could be the most practical,
>as any small engine could probably be modified.  this is the Dutch
>closed cycle diesel.  This was experimented with during WW2 by the
>germans, mainly for their midgets.  It involved recycling the exhaust
>back into the air inlet, with the addition ao some more air/oxygen.
>    The Italians are experimenting with a system but I don't know
>anything about it yet.
>
>Comments?
>
>