[Date Prev][Date Next] [Chronological] [Thread] [Top]

Re: [PSUBS-MAILIST] CO2 Scrubber

Not if you use dual tanks. You lose some range, but you gain depth to
whatever your hull is good for. Obviously this requires a high pressure
pneumatic motor. 

Warren.

> I have seen on the net a diver propulsion vehicle that works with air
> pressure, yes it works, torpedoes worked that way before.
> but depth is limited to 30 Ft maximum
> Herve
> ----- Original Message -----
> From: "Warrend Greenway" <dub@linuxmail.org>
> To: <personal_submersibles@psubs.org>
> Sent: Monday, January 06, 2003 10:04 PM
> Subject: Re: [PSUBS-MAILIST] CO2 Scrubber
> 
> 
> > 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.
> >
> > > I second that!!!!!!!
> > > What's wrong with a little beyond "tried and true?"  Maybe for the
> "outside
> > > the box thinkers," a fuel cell.  BUT a NUKE????
> > >  Lead acid is cheep, works well and last a long time!  Not to mention
> off
> > > the store shelf with no strings attached.
> > > Here Here Herve!
> > > Dan H.
> > >
> > > ----- Original Message -----
> > > From: "Mark Steed" <plutomark@mail.astate.edu>
> > > To: <personal_submersibles@psubs.org>
> > > Sent: Monday, January 06, 2003 5:31 PM
> > > Subject: Re: [PSUBS-MAILIST] CO2 Scrubber
> > >
> > >
> > > > Herve: I love it and thanks! As usual, my best regards, Mark Steed
> > > >
> > > >
> > > > ---------- Original Message ----------------------------------
> > > > From: "Herve" <caribsub@coqui.net>
> > > > Reply-To: personal_submersibles@psubs.org
> > > > Date:  Mon, 6 Jan 2003 18:17:17 -0400
> > > >
> > > > >Hi,
> > > > >I dont understand why you dont want to use the sofnolime specially
> > > designed
> > > > >for life support systems, do you want to make your own just to save
> $50
> > > and
> > > > >risk your life.
> > > > >Amazing to see that every year divers die with market rebreathers,
> yet
> > > guys
> > > > >outhere are ready to dive in carboard sub and milk cartons
> rebreathers
> > > and
> > > > >try anything for the freedom of doing it.
> > > > >A "regular" sub is ALREADY difficult and tricky to put together, why
> even
> > > > >considere nuclear homemade sub, flying subs, propane subs, peroxyde
> subs,
> > > > >and other out of your mind submersible, did anyone tried telekinesis
> sub,
> > > > >warp sub,  or time travel sub, is there anyone left here who wants to
> > > build
> > > > >just a realistic sub?
> > > > >Herve
> > > > >----- Original Message -----
> > > > >From: "Warrend Greenway" <dub@linuxmail.org>
> > > > >To: <personal_submersibles@psubs.org>
> > > > >Sent: Monday, January 06, 2003 1:03 PM
> > > > >Subject: Re: [PSUBS-MAILIST] CO2 Scrubber
> > > > >
> > > > >
> > > > >> I understand why divers wouldn't want to, but I still do. I don't
> > > > >> see what the problem is. You simply have to properly granulate and
> > > > >> hydrate the calcium hydroxide. Furthermore, you can get the product
> > > > >> from chemical suppliers properly packaged and pure for less. I
> wouldn't
> > > > >> need of want the coloring agent. I would be using CO2 analyzers on
> > > inlet
> > > > >> and exhaust to decide when to replace. Like I said though, the
> medium
> > > is
> > > > >> rechargeable. I don't think you would want to if you were talking
> short
> > > > >> range weekend diver...
> > > > >>
> > > > >> Warren.
> > > > >>
> > > > >> > At 09:52 AM 1/6/2003 +0800, Warrend Greenway wrote:
> > > > >> > >The basic scrubber will consist of a canister with two screens
> > > > >> >
> > > > >> > >calcium hydroxide is standard slaked or hydrated lime, available
> at
> > > any
> > > > >> > hardware
> > > > >> > >store for a few bucks a fifty pound sack.
> > > > >> >
> > > > >> > I've been on the "rebreather" listserv for a couple years since
> this
> > > is
> > > > >> > another interest of mine. You might enjoy this website--
> > > > >> > http://www.atlimp.com/pend2.htm, although he is more serious with
> > > other
> > > > >> > projects - http://www.atlimp.com/home.htm
> > > > >> > other "famous" homemades -
> > > > >> > http://www.metacut.com/rebreathers/TP2000/Default.htm (this
> author
> > > died
> > > > >> > last month when the helicopter he was piloting crashed into NY
> > > > >waterfront
> > > > >> > at night- another dangerous activity),
> > > > >> > http://home1.gte.net/doctrbob/CCO2.htm,
> > > > >> > http://www.hrc.wmin.ac.uk:8080/xml/kiss/home,
> > > > >> > http://insel.heim.at/malediven/350052/english.htm
> > > > >> >
> > > > >> > I don't think any serious divers would use hardware store
> hydrated
> > > lime.
> > > > >> > The CO2 absorption depends on the exposure to the surface area of
> the
> > > > >> > sodalime "granules" and anyone who bets their life on such only
> > > > >purchases
> > > > >> > prepared "sodalime" from suppliers that have a consistant and
> > > reliable
> > > > >> > product. The sodalime is discarded and replaced in the scrubber
> for
> > > each
> > > > >> > dive. source -
> http://www.metacut.com/rebreathers//sofnolime.htm -
> > > this
> > > > >one
> > > > >> > changes color as product is used up.
> > > > >> >
> > > > >> > William Alford
> > > > >> > walford@dbtech.net
> > > > >> >
> > > > >> > Tout comprendre c'est tout pardonner
> > > > >>
> > > > >> --
> > > > >> ______________________________________________
> > > > >> http://www.linuxmail.org/
> > > > >> Now with POP3/IMAP access for only US$19.95/yr
> > > > >>
> > > > >> Powered by Outblaze
> > > > >>
> > > > >>
> > > > >
> > > > >
> > > >
> > > >
> > > >
> > > >
> > >
> > >
> >
> > --
> > ______________________________________________
> > http://www.linuxmail.org/
> > Now with POP3/IMAP access for only US$19.95/yr
> >
> > Powered by Outblaze
> >
> >
> >
> 
> 

-- 
______________________________________________
http://www.linuxmail.org/
Now with POP3/IMAP access for only US$19.95/yr

Powered by Outblaze