Tank pressure plots for CCRs

[Rodrigo Severo]

On Tue, Jan 7, 2014 at 10:52 AM, "Paul-Erik Törrönen"
<poltsi at 777-team.org>wrote:

> >    - CCRs use 2 tanks simultaneously: one called the diluent (usually air
> >    but can be some trimix) and the other with oxygen;
> >    - the usage pattern of these tanks differ greatly from the open
> circuit
> > (
> >    OC) usage pattern already supported by Subsurface and also one from
> the
> >    other.
>
> Obligatory disclaimer: I have not looked at the code, how it currently
> handles the (I presume) sequential gas usage so what I type below this may
> very well be merely due to my ignorance.
>
> That said, couldn't this be in principle be handled by allowing for
> several parallel gas lines?
>
> In OC the most common case is 1 line, with one tank. A more complicated
> case is 1 line with two or more gases (deco), and a third one is 2 lines,
> one for the breathing gas, the second for the suit gas (argon?).
>
> So in a similar way, for CCR, you would have 2 breathing gas lines, where
> a more complicated case would be with offboard tanks, and then of course a
> third one for the suit gas.
>
> So the gas line would be an added abstraction above the actual gas. The
> bonus would be that you could keep tab on any gas consumption (such as the
> argon) too.
>

With what I have in mind all this would be possible.


Rodrigo
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