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Re: Diesel/Electrics



Darn it, I don't want a reputation as a Luddite. It's your boat, and you can
drive it however you please. :-o Joe

-----Original Message-----
From: Allan E. Gaines <exfloridians@ecsu.campuscwix.net>
To: personal_submersibles@psubs.org <personal_submersibles@psubs.org>
Date: Sunday, May 23, 1999 8:25 PM
Subject: Re: Diesel/Electrics


>-----Original Message-----
>From: Marsee Skidmore <heyred@email.msn.com>
>To: personal_submersibles@psubs.org <personal_submersibles@psubs.org>
>Date: Saturday, May 22, 1999 12:11 PM
>Subject: Diesel/Electrics
>
>
>>AIP is wonderful Tom Swift stuff, but I consider it a Poor Man's Nuke.
It's
>>nice if you're trying to hide from ASW aircraft, and it's nice if you want
>>to go as fast submerged as on the surface. Psubbers aren't running or
>hiding
>>from anybody. Yes, diesels are heavy, but we're not building airplanes
>here.
>>Diesel/Electric propulsion isn't trick, but it falls under the Engineering
>>umbrella of "Good Enough."
>
>
>    I still believe in the fuel cell AIP idea.  Partially because it gives
>more
>submerged endurance, and also because I'm interested in using alternative
>fuels, especially hydrogen.  The weight issue isn't it, either.  If diesels
>could
>operate underwater, they would be okay.  Also, hydrogen could be contained
>in metal-hydride tanks, which could be jettisoned in emergencies.
>
>[There's actually a sub design idea out there that uses continuous metal
>tubing
>wrapped around the inside of the hull.  Basically, the diesel intake is
>attached
>to one end, and the exhaust is attached to the other.  This principle would
>give
>a sub a 24 hour +/- endurance underwater.]
>
>    Also, fuel cells are available commercially, and I'm sure the price
will
>go
>down as time goes by.  Besides, they've been around for decades, so they're
>not exactly "cutting-edge" technology.
>
>
>> As for girls, they generally use less oxygen. :-o
>>Joe
>
>
>
>    That makes them an even BETTER crew....
>
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