Re: [PSUBS-MAILIST] Test and questions

[Ed Greany <crest25@attglobal.net>]

Nuge,

Tell your wannabee bubblehead he's wrong. We used plain ol AIR and it
was 4500psi.

Ed Greany, STS-2(SS)
USS Will Rogers (SSBN-659)Gold Plankowner


Chris Nugent wrote:
> 
>    Hey all,
> 
>   Just a test to see if this thing will work for me now....
> 
>   I do have a couple or three questions I'd like to stick out
> there while I'm here though.
>    A friend told me that U.S. Navy subs use carbon dioxide in
> their ballast systems.  I am skeptical.  Is this true?  The only
> reasons I could think of were maybe for quieting or
> firefighting, and even then, wouldn't it be impractical and more
> expensive to use than just the good old regular air?  This is a
> question for you ex-bubbleheads out there.
>    Another one recently posed to me is how much air pressure you
> need to have available to blow your ballast tanks.  I assumed it
> was equal to or greater than the ambient pressure of the water
> at the depth you are working at.  Yes?  No?
>    Ok, actually, I think that's it.  Thanks for any help
> anybody's got out there.
> 
>                                       Thanks again,
> 
>                                            Nuge
>