Re: [PSUBS-MAILIST] Compressed air battery? Homemade lead-acid?

["Warrend Greenway" <dub@linuxmail.org>]

You have a point there. It would be nice to build a battery the shape of your hull.
What about the zinc-film batteries? Those are dry (mostly) and can be formed to any
contour, and are commercially available.

Warren.

> Compressed air scares me... I've had two very scary experiences with hpa...  And from my understanding i'ts not quite as efficant as storing energy in a battery.
> 
> though this homemade lead-acid battery deal seems to be a viable option.  Two big worrys though.  Hydrogen production.  Otherwise...  making them can't be more expensive than buying them.  And heck we could probaly get better cell density if we define what shape the cells are ;-)
> 
> *********** REPLY SEPARATOR  ***********
> 
> On 1/7/2003 at 11:04 AM Warrend Greenway wrote:
> 
> >LOL I guess I'm chuckling over here over your emphatic reply! You are
> >right, of course.
> >I'll certainly be installing lead-acid in my first sub. Hey! That brings a
> >thought to
> >mind...Has anyone on the list played with high pressure air for
> >propulsion? I did some
> >calculations a few years ago, and it looked very viable for a weekend
> >diver. I was assuming
> >a vaccum in one cylinder and 3000 PSI in another. There was a guy at WSU
> >that had a pretty
> >cool air-powered sub, he said it worked great. You have to admit, that
> >this isn't too wild!
> >
> >Warren. 
> 
> 

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