Re: [PSUBS-MAILIST] Hydrogen Fuel Cells coming closer for Psubs?

[Ian Roxborough <irox@ix.netcom.com>]

On Thu, 5 Dec 2002 17:26:23 -0400
"Herve" <caribsub@coqui.net> wrote:

> What would be the source of Oxygen for a fuel cell onboard a PSUB?

Similar the the Oxygen source for the pilot, a high pressure O2 bottle.
Although, I would imagine that you'd want to keep the life support
O2 seperate from the Fuel Cell O2.  It would atleast keep life support
time estimates accurate.

Ian.

> Herve
> 
> 
> ----- Original Message ----- 
> From: "David Buchner" <buchner@wcta.net>
> To: <personal_submersibles@psubs.org>
> Sent: Thursday, December 05, 2002 4:29 PM
> Subject: Re: [PSUBS-MAILIST] Hydrogen Fuel Cells coming closer for Psubs?
> 
> 
> > 
> > On Thursday, Dec 5, 2002, at 13:33 US/Central, Ian Roxborough wrote:
> > 
> > >
> > > Coleman Powermate/Ballard seem to have finally have
> > > there hydrogen fuel cell generator on sale:
> > >
> > > http://www.airgen.com/airgen.shtml
> > >
> > > It seems like it will generate 1000 Watts continuously for
> > > either 4 or 11 hours (depending on whether you have the big
> > > hydrogen cylinder or the little one).
> > >
> > > The cost is $6000 and I didn't seen the refueling cost
> > > anywhere either.  The dimensions are 27.3" x 15.8" x 19"
> > > which is reasonable for a small sub.
> > 
> > 
> > Coooool! Can't you get hydrogen cylinders from places that do welding 
> > gases? Maybe I imagined that. But it does have to be straight-up 
> > hydrogen, not methane or propane (or acetylene?) or other more popular 
> > and available fuel, like some ideas I'd heard of. Hm. Like 
> > hydrogen-fuelcell cars, that becomes a "they don't sell that around 
> > here" type of problem.
> > 
> > 
> > 
> > 
> > David
> > buchner@wcta.net
> > Osage, MN, USA
> > http://customer.wcta.net/buchner
> > 
> > 
> > 
>