[PSUBS-MAILIST] Personal_Submersibles Digest, Vol 44, Issue 38
Frankie Bowman via Personal_Submersibles
personal_submersibles at psubs.org
Sat Feb 4 21:32:14 EST 2017
Snoopy k250? does anyone have the contact info for the new owner of snoopy
I need you contact him so I can get some info for my k250 build
On Feb 4, 2017 5:20 PM, "via Personal_Submersibles" <
personal_submersibles at psubs.org> wrote:
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>
> Today's Topics:
>
> 1. Re: Lifting equipment (Brian Cox via Personal_Submersibles)
> 2. Re: co2 scrubber (Brian Cox via Personal_Submersibles)
> 3. Re: co2 scrubber (Sean T. Stevenson via Personal_Submersibles)
> 4. Re: Personal_Submersibles Digest, Vol 44, Issue 36
> (Jerry Koontz via Personal_Submersibles)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sat, 4 Feb 2017 13:36:35 -0800
> From: Brian Cox via Personal_Submersibles
> <personal_submersibles at psubs.org>
> To: "Personal Submersibles General Discussion"
> <personal_submersibles at psubs.org>
> Subject: Re: [PSUBS-MAILIST] Lifting equipment
> Message-ID: <20170204133635.2614D6B at m0087794.ppops.net>
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> Message: 2
> Date: Sat, 4 Feb 2017 13:38:32 -0800
> From: Brian Cox via Personal_Submersibles
> <personal_submersibles at psubs.org>
> To: "Personal Submersibles General Discussion"
> <personal_submersibles at psubs.org>
> Subject: Re: [PSUBS-MAILIST] co2 scrubber
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> Message: 3
> Date: Sat, 04 Feb 2017 14:53:27 -0700
> From: "Sean T. Stevenson via Personal_Submersibles"
> <personal_submersibles at psubs.org>
> To: Personal Submersibles General Discussion
> <personal_submersibles at psubs.org>
> Subject: Re: [PSUBS-MAILIST] co2 scrubber
> Message-ID: <1e70817f-7736-4711-affe-ff370070579c at email.android.com>
> Content-Type: text/plain; charset="utf-8"
>
> Yes. For the chemical reaction to work properly, the air needs some dwell
> time against the scrubber media. This may be specified in the media
> datasheets. Regardless, if your fan is too strong and you're blowing tons
> of air through it, you may just dry it out while scrubbing really
> inefficiently. If you slow it down, you give the CO2 time to react and the
> bed gets more efficient. This is one of the reasons why radial flow
> scrubbers have an advantage - the surface area is huge, so the actual flow
> velocity through the bed is minimal in comparison to an axial flow design.
> You only need enough airflow to remove CO2 faster than you produce it, and
> ideally to process the entire air volume in your cabin a few times an hour.
> Slow, large diameter fans will be more effective than a high speed but
> small fan, and probably easier on your batteries too.
>
> Sean
>
>
>
> On February 4, 2017 2:38:32 PM MST, Brian Cox via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
> >Is there such a thing as to TOO much air flow through a scrubber ??
> >
> >
> >
> >
> >
> >Brian
> >
> >--- personal_submersibles at psubs.org wrote:
> >
> >From: Cliff Redus via Personal_Submersibles
> ><personal_submersibles at psubs.org>
> >To: Personal Submersibles General Discussion
> ><personal_submersibles at psubs.org>
> >Subject: Re: [PSUBS-MAILIST] co2 scrubber
> >Date: Fri, 3 Feb 2017 09:34:40 -0600
> >
> >Brian, see
> >http://www.ntz-filter.com/Radial_Filtration_versus_Axial_Filtration for
> >picture which is worth at least a hundred words.
> >
> >
> >Cliff
> >
> >
> >
> >
> >On Thu, Feb 2, 2017 at 11:36 PM, Brian Cox via Personal_Submersibles
> ><personal_submersibles at psubs.org> wrote:
> >
> >What is the difference between a Axial scrubber and a radial ?
> >
> >
> >
> >Brian
> >
> >--- personal_submersibles at psubs.org wrote:
> >
> >From: via Personal_Submersibles <personal_submersibles at psubs.org>
> >To: Personal Submersibles General Discussion
> ><personal_submersibles at psubs.org>
> >Subject: Re: [PSUBS-MAILIST] co2 scrubber
> >Date: Thu, 2 Feb 2017 16:29:34 -0600
> >
> >Started life with axial scrubber but now use radial design. Has worked
> >much better for me.
> >
> >
> >Cliff
> >
> >Sent from my iPad
> >
> >
> >On Feb 2, 2017, at 1:06 PM, hank pronk via Personal_Submersibles
> ><personal_submersibles at psubs.org> wrote:
> >
> >Thanks' guys, that helps.
> >
> >Cliff, I assume you have an axial scrubber
> >
> >Hank
> >
> >_______________________________________________
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> >
> >_______________________________________________ Personal_Submersibles
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> >
> >
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> >
> >
> >_______________________________________________ Personal_Submersibles
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> >
> >
> >
> >------------------------------------------------------------------------
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> ------------------------------
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> Message: 4
> Date: Sat, 4 Feb 2017 17:19:12 -0500 (EST)
> From: Jerry Koontz via Personal_Submersibles
> <personal_submersibles at psubs.org>
> To: personal submersibles <personal_submersibles at psubs.org>, personal
> submersibles-request <personal_submersibles-request at psubs.org>
> Subject: Re: [PSUBS-MAILIST] Personal_Submersibles Digest, Vol 44,
> Issue 36
> Message-ID:
> <935473885.2465936.1486246752167.JavaMail.root@
> md20.quartz.synacor.com>
>
> Content-Type: text/plain; charset=utf-8
>
> To ALL,
>
> I went all out. Build a new pole building with overhead crane. Runs the
> entire length of my building. The pole shed is 42 foot by 60 foot.
> After reading all the e-male you guys pass back anf forth, I figured that
> if I am going to spend a small fortune I might as well do it
> right. Also bought new equipment, lathe, vert. mill, even an old blanchard
> grinder. Heading out next week for a five week vacation, when we return
> I will be starting the building of my submarine, IREX.
> Jerry
>
> ----- Original Message -----
> From: "via Personal_Submersibles" <personal_submersibles at psubs.org>
> To: "personal submersibles" <personal_submersibles at psubs.org>
> Sent: Saturday, February 4, 2017 1:26:47 PM
> Subject: Personal_Submersibles Digest, Vol 44, Issue 36
>
> Send Personal_Submersibles mailing list submissions to
> personal_submersibles at psubs.org
>
> To subscribe or unsubscribe via the World Wide Web, visit
> http://www.whoweb.com/mailman/listinfo.cgi/personal_submersibles
> or, via email, send a message with subject or body 'help' to
> personal_submersibles-request at psubs.org
>
> You can reach the person managing the list at
> personal_submersibles-owner at psubs.org
>
> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of Personal_Submersibles digest..."
>
>
> Today's Topics:
>
> 1. Lifting equipment (Sean T. Stevenson via Personal_Submersibles)
> 2. Re: K-350 plans (via Personal_Submersibles)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sat, 04 Feb 2017 12:20:44 -0700
> From: "Sean T. Stevenson via Personal_Submersibles"
> <personal_submersibles at psubs.org>
> To: personal_submersibles at psubs.org
> Subject: [PSUBS-MAILIST] Lifting equipment
> Message-ID: <d6cdeb09-3323-4197-8f5b-0129fba59803 at email.android.com>
> Content-Type: text/plain; charset="utf-8"
>
> A question for those of you building in your home shops, garages or yards:
>
> What, if any, lifting and handling equipment did you buy or build for
> manipulating your sub? I'm talking about A-frames, chain hoists, cranes,
> block & tackle, roller frames / pipe rollers, engine lifts or other
> contraptions to enable you to handle and manipulate the heavy pieces. For
> those that completed a build, what would you want to have if you had to do
> it again?
>
> Sean
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> ------------------------------
>
> Message: 2
> Date: Sat, 4 Feb 2017 14:27:11 -0500
> From: via Personal_Submersibles <personal_submersibles at psubs.org>
> To: personal_submersibles at psubs.org
> Subject: Re: [PSUBS-MAILIST] K-350 plans
> Message-ID: <15a0a98333f-58f5-7fa8 at webprd-a44.mail.aol.com>
> Content-Type: text/plain; charset="utf-8"
>
> Hey guys,
>
>
> I just want to let you guys know I received the K-350 plans yesterday!
>
>
> I need to now just take some time and look through them and start writing
> down the modifications I want to do.
>
>
> -Ludwig
>
>
>
>
> -----Original Message-----
> From: Rick Patton via Personal_Submersibles <personal_submersibles at psubs.
> org>
> To: Personal Submersibles General Discussion <personal_submersibles at psubs.
> org>
> Sent: Wed, Feb 1, 2017 11:23 pm
> Subject: Re: [PSUBS-MAILIST] K-350 plans
>
>
>
> Sounds good Alan
>
>
> Rick
>
>
>
> On Wed, Feb 1, 2017 at 6:47 PM, Alan via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
>
> Hi Rick,
> I am just finalising the design. I took a semi- finished light to a
> lighting expert friend today, who is going to analyse the LED for the
> optimum
> amperage. He says that finding the LEDs sweet spot will enable it to run
> cool
> enough for me to go with an acrylic lens rather than glass as I had
> intended.
> Will keep you in the loop with regard to progress, but shouldn't be too
> far off.
> Alan
>
>
>
> Sent from my iPad
>
>
> On 2/02/2017, at 3:26 PM, Rick Patton via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
>
>
> Hey Alan,
>
>
> Thanks for the input! Do you have any construction pictures of the lights
> and housings or just a finished picture?
>
>
> Rick
>
>
>
> On Wed, Feb 1, 2017 at 12:16 PM, Alan James via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
>
> Rick,
> the lights I am making are 80mm diameter x 70mm long.
> There is a 100mm flange for mounting that also holds the lens in.
> So it will fit in to a 80mm diameter hole & bolt or screw to surrounding
> material.
> The LEDs are 80W at 105 lm/W, so 8,400 lm. However I may not drive them
> that
> hard, depending on how hot they get in water.
> I am building a 1 person sub similar to Cliff's R300 & will be having
> two arranged like car head lights + 1 either side, 1 looking backward
> & 1 slightly longer as a spot light.
> I may use the same design as navigation lights, with colored lenses & just
> back
> off the power to them.
> Cheers Alan
>
>
>
>
>
>
>
> From: Rick Patton via Personal_Submersibles <personal_submersibles at psubs.
> org>
> To: Personal Submersibles General Discussion <
> personal_submersibles at psubs.org>
> Sent: Thursday, February 2, 2017 10:32 AM
> Subject: Re: [PSUBS-MAILIST] K-350 plans
>
>
>
>
>
>
> Hey Cliff
>
>
> That's quite a makeover! I agree, when I bought my plans, it seemed I was
> having to call Ketteredge a lot for clarification and would of welcomed a
> cleaned up set.
>
>
> On another note, I am getting ready to fabricate all my external light
> housings and would like to hear from anyone who is using LED lighting in
> their housings as far as how many lumans they are and what diameter they
> are etc.
>
>
> Thanks
>
>
> Rick
>
>
>
>
>
> On Tue, Jan 31, 2017 at 5:44 PM, Cliff Redus via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
>
>
>
> Spent a couple of months last year working on the design of a modified
> K-350. I found he original K-350 plans to be pretty weak. Changes made
> were:
>
>
>
>
> Removed aft external motor and prop and replacedwith two fixed Minn Kota
> 101 thruster with kort nozzle like I have on the R300
>
> Replaced vertical thrusters with two fixed MinnKota 101 thrusters with
> kort nozzle
>
> Propulsion and depth station keeping all fly by wirewith joystick control
>
> Move air tanks (two 100 SCF aluminum scuba tanks) outside hull old
> location of mainpropulsion motor
>
> PLC for control of all systems (same as R300)
>
> HMI and joystick on mobile to permit operationfrom prone, sitting or
> standing position.
>
> Replaced life support with fully automated designused on R300
>
> Moved electrical components into threeelectrical boxes on or near aft
> elliptical head
>
> Added sensors for main and auxiliary batteryvoltage and current, ambient
> water pressure and temperature, cabin pressure,temperature, and humidly,
> compass heading, boat roll and pitch, boat altitudeand speed. Life support
> system hassensors for CO2, O2 concentrations, O2 tank pressure, mass rate
> of O2 during O2makeup. Pressure sensor for HP air bank and regulated air
> pressure.
>
> Increased main battery capacity to 400 Ah which required increasing the
> battery poddiameter to 16? OD and 47? seam to seam
>
> Replaced the main and auxiliary battery banks with 16 OPTIMA BATTERIESBLUE
> TOP DEEP CYCLE MARINE BATTERY GROUP D34M. 12 for main buss and 4 for
> auxiliary buss. 8 batteries per pod
>
> Widened the spacing on battery pods to 38?
>
> Added two additional viewports
>
> Added external LED lights
>
> Added compass/pitch/roll sensors off R300
>
>
> Changed design of battery pods detachable heads toflange style
>
> Redesigned the MBT and VBT controls.
>
> Utilize Hugh Fulton pancake style pneumaticallyoperated MBT vent valves
>
> Modified MBTs by closing the bottoms
>
> lengthened VBT to 18? seam to seam to increasethe volume to 8.75 gals
>
> Added compass/pitch/roll sensors off R300
>
> Built out boat in Autodesk Inventorprofessional.
>
> Drawing package updated, 51 assembly drawingsand 160 part drawings
>
> With mods, the current boat weight is 4,707 lbs,without pilot or passenger
>
> With mods, the current boat submergeddisplacement is 4,866 lbs,
>
> Buoyancy of boat with VBT and MBT fully blown is5,849 lbf
>
> Boat Reserve of buoyancy is 9.2%
>
> Cliff
>
>
>
>
>
> On Sun, Jan 29, 2017 at 12:18 PM, Philippe Robert via
> Personal_Submersibles <personal_submersibles at psubs. org> wrote:
>
> Nice for the list ! I can't wait to read all the suggested modifications
> ans specs !
>
>
> Philippe
>
>
>
>
>
> 2017-01-29 9:22 GMT-05:00 via Personal_Submersibles
> <personal_submersibles at psubs.o rg>:
>
> Emile,
>
>
> I actually already started a list on what I want to improve on the K350!
>
>
> I was actually thinking about having a 1 meter hull dia
> Improve depth rating to around 300 meters
> Look into improving the ballast tanks
> Have the thrusters be controlled by a joystick
>
>
> -Ludwig
>
>
>
>
>
> -----Original Message-----
> From: emile via Personal_Submersibles <personal_submersibles at psubs.o rg>
> To: 'Personal Submersibles General Discussion'
> <personal_submersibles at psubs.o rg>
> Sent: Sun, Jan 29, 2017 4:47 am
> Subject: Re: [PSUBS-MAILIST] K-350 plans
>
>
>
> Ludwig,
>
> The K350 is a nice sub and the plans might be a good start .
> Mind some points are a bit outdated.
>
> If I build a K350:
> -1 meter hull dia (was 900mm)
> -improved ballast tanks
> -dome window in the bow
>
> Emile
>
>
> Van: Personal_Submersibles [mailto:personal_submersibles-
> bounces at psubs.org] Namens via Personal_Submersibles
>
> Verzonden: zaterdag 28 januari 2017 23:36
> Aan: personal_submersibles at psubs.or g
> Onderwerp: [PSUBS-MAILIST] K-350 plans
>
>
>
>
>
> Hey guys,
>
>
>
> Who should I contact regarding the purchasing of the K-350 plans?
>
>
>
> I bought the plans at the end of December and still haven't received
> them. I also sent an email off to sales at psubs.org around two weeks ago
> and haven't gotten a reply.
>
>
>
> Thanks,
>
> Ludwig
>
>
>
>
>
>
>
>
>
>
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