RE: [PSUBS-MAILIST] OSS Scrubber Systems

["Pierre Poulin" <pipo305@hotmail.com>]

O.K. with me but I don't have the smallest idea how a de-humidifier work.

Anyone can help here?

Pierre



>From: "Warrend Greenway" <dub@linuxmail.org>
>Reply-To: personal_submersibles@psubs.org
>To: personal_submersibles@psubs.org
>Subject: RE: [PSUBS-MAILIST] OSS Scrubber Systems
>Date: Tue, 04 Feb 2003 01:50:54 +0800
>
>Why don't we include the de-humidifier as part of the scrubber?
>Then we could have it before the fans, and the fans would then
>be dual purpose.
>
>Warren.
>
> > Just to elaborate, I used two computer cooling type fans about 4" square 
>and an inch deep. They are nice and quiet, have low power consumption, and 
>an expected service life of 20,000 hours. However, the resistance of the 
>scrubber material is considerable and I'm not sure they actually get enough 
>air through it. I can feel it coming out the other side, but just barely. A 
>sealed-in test is pending, and I'll do it once I have an airtight hull and 
>CO2 sensors, but my seat of the pants impression is the computer fans are 
>on the weak side.
> >
> > There's one more consideration. The scrubber material generates a lot of 
>humidity, and in my sucker-blower design the humid air goes through the 
>motors. The fans literally get dripping wet. So what I'm thinking is a 
>bilge blower motor might be designed to be explosion-proof, and hence 
>watertight and less likely to have a problem with all that humidity.
> >
> > Alec
> >
> > -----Original Message-----
> > From: Alec Smyth
> > Sent: Monday, February 03, 2003 11:50 AM
> > To: personal_submersibles@psubs.org
> > Subject: RE: [PSUBS-MAILIST] OSS Scrubber Systems
> >
> >
> > That looks just about right to me.
> >
> > -----Original Message-----
> > From: Pierre Poulin [mailto:pipo305@hotmail.com]
> > Sent: Friday, January 31, 2003 7:36 PM
> > To: personal_submersibles@psubs.org
> > Subject: RE: [PSUBS-MAILIST] OSS Scrubber Systems
> >
> >
> > Alec,
> >
> > What do you think about that fan?
> >
> > Compact Direct-Drive DC Axial Duct Fan 12 VDC, 140 Cfm @ 0" SP, For 3" 
>Duct
> > Diameter
> > $ 40.27 Each
> >
> > Look at the attach picture! It has a nice mounting and easy pluging.
> >
> > Pierre
> >
> >
> >
> >
> >
> >
> > >From: "Alec Smyth" <Asmyth@Changepoint.com>
> > >Reply-To: personal_submersibles@psubs.org
> > >To: <personal_submersibles@psubs.org>
> > >Subject: RE: [PSUBS-MAILIST] OSS Scrubber Systems
> > >Date: Fri, 31 Jan 2003 16:08:39 -0500
> > >
> > >Thanks Pierre. One thing I'd point out is if I were to build it again I
> > >would use stronger fans. There's a post someone made with a specific 
>make
> > >and model recommendation on a fan that several people are using
> > >successfully.
> > >
> > >thanks,
> > >
> > >Alec
> > >
> > >-----Original Message-----
> > >From:	Pierre Poulin [mailto:pipo305@hotmail.com]
> > >Sent:	Fri 1/31/2003 12:52 PM
> > >To:	personal_submersibles@psubs.org
> > >Cc:
> > >Subject:	Re: [PSUBS-MAILIST] OSS Scrubber Systems
> > >
> > >Warren,
> > >
> > >I can take the scrubber if you want. I keept all the mail that was 
>passing
> > >conserning the scrubber. Specialy the Alec Smith edition wich is pretty
> > >good
> > >to my opinion.
> > >
> > >What about that?
> > >
> > >Pierre
> > >
> > >
> > >
> > >
> > >
> > >
> > > >From: "Warrend Greenway" <dub@linuxmail.org>
> > > >Reply-To: personal_submersibles@psubs.org
> > > >To: personal_submersibles@psubs.org
> > > >Subject: [PSUBS-MAILIST] OSS Scrubber Systems
> > > >Date: Sat, 01 Feb 2003 01:11:38 +0800
> > > >
> > > >Hey, Mark and Pierre. There seems to be quite a bit of immediate
> > > >interest in CO2 scrubbers. We will need to deal with scrubbers
> > > >for the OSS sooner or later, so perhaps now is the time to
> > > >coordinate the interest and effort available to consolidate all
> > > >the information we will need. Takers?
> > > >
> > > >Warren.
> > > >--
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