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Re: [PSUBS-MAILIST] question about Diver Lockout.
Vance and Michael - one question..
If you work with the exit chamber in greater deeps - how you filled
the chamber with heliox - I mean original the chamber is filled with
air ? Blowing out the chamber two times ? Or mix the gases ?
regards Carsten
Michael Wludarczyk schrieb:
>
> Hi Vance,
> we worked with Perry PC8-2, two man observation Sub and Perry PC 51 -3
> Divers lock out sub, in the
> North Sea Oil fields, Dive Times average 8 - 10 hrs, on top side allways a
> mother ship, Sub Support,
> we would positioning acustic beacons on the bottom and one on the subs tower
> and the mother ship
> could monitor our position constantly. I am speeking of the end of the 70
> ties , begining of the 80 ties.
> Working depth: 80 to 200 meters, Subs working permisible depth rated to 300
> meters.
> Sub were equiped with sonar, depth gauges and uw radio coms, Sonar was bad,
> it was still using
> thermal perper on the read out, we only used it in O visibility.
> If you have further questions please ask.
> Best regards Michael W.
>
> >From: VBra676539@aol.com
> >Reply-To: personal_submersibles@psubs.org
> >To: personal_submersibles@psubs.org
> >Subject: Re: [PSUBS-MAILIST] question about Diver Lockout.
> >Date: Thu, 22 May 2003 07:21:28 -0400
> >
> >Michael W.,
> >Interesting. It must be a sizeable DLO vehicle to carry the pumps and
> >whatnot. Very convenient to have that ability. Which sub was this in?
> >Vance
>
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