Re: [PSUBS-MAILIST] pressure hull sizing

[Coalbunny <coalbunny@onewest.net>]

Nothing stupid about it Adam.  I've wondered that myself.  I imagine the
pressure would increase, and you're really not doing anything about the
CO2, just adding O2.  I would bet that would soon lead to a very toxic
environment.
Carl


adam sweet wrote:
> 
> Actually, I've been wondering about this system for a while.
> when you bleed oxygen into the cabin, does the cabin pressure not go
> up? And if so, how do you evacuate the exess pressure from inside the
> cabin to bring it back down to 1ATM?
> 
> thanks for putting up with my dumb questions ;)
> adam
> 
> DBACKIDS@aol.com wrote:
> 
> > Most likely the air support will be a recirculated air line w/ o2
> > being bled in and co2 scrubbers in the system. The o2 will be held
> > in spherical tanks outside my main pressure hull, and the scrubber
> > perhaps underneath the seat(s). The air would drawn out through a
> > vent into the scrubbing system, then mixed with a line coming from
> > the o2 tanks. The o2 bleed could maybe be set at a constant rate, or
> > computer controlled to keep a fixed amount in the cabin.
> > That's about as much as I've thought out so far. Any suggestions?
> >
> > David

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