Re: [PSUBS-MAILIST] CO2 Scubber Design Guidelines

[MerlinSub@t-online.de]

In a Carsten Size Sub you can breath 16 hours without problems and without filters.. :-o

vbr Carsten 

"Jon Wallace" <jonw@psubs.org> schrieb:
> 
> Lithium Hydroxide has been discussed a bit.  I think when we had the 
> Micropore Rep. come talk to us in 2008 he discussed the curtains as 
> well.  However, the general consensus (including that of Phil Nuytten) 
> is that Lithium Hydroxide products can be nasty and generally are not 
> recommended for the small subs we typically deal with.  A vessel of the 
> size Carsten is fabricating would certainly have much more room to deal 
> with CO2 curtains.  Also, I've never seen a price for the curtains and 
> don't know what the cost of them are.
> 
> In terms of passive service for CO2, its fairly simple to design a 
> canister that you can adapt to use a mouthpiece of some kind with.  If 
> you lose power then you just breathe through the canister the same as if 
> you were using a rebreather.
> 
> Jon
> 
> 
> Greg Cottrell wrote:
> >
> > If anyone is interested- Extend Air offers Co2 absorbing curtains that 
> > would work without the need for a fan or electricity. Each box of 
> > curtains would keep one person alive for about 30 hours.
> >
> >  
> >
> > http://www.extendair.com/MineSafety-07.pdf
> >
> >  
> >
> > Greg C
> >
> 
> 
> 
> 
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