[PSUBS-MAILIST] K-350 plans

Wed Feb 1 21:26:55 EST 2017

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:
>
>
>    1. Removed aft external motor and prop and replaced with two fixed
>    Minn Kota 101 thruster with kort nozzle like I have on the R300
>    2. Replaced vertical thrusters with two fixed Minn Kota 101 thrusters
>    with kort nozzle
>    3. Propulsion and depth station keeping all fly by wire with joystick
>    control
>    4. Move air tanks (two 100 SCF aluminum scuba tanks) outside hull old
>    location of main propulsion motor
>    5. PLC for control of all systems (same as R300)
>    6. HMI and joystick on mobile to permit operation from prone, sitting
>    or standing position.
>    7. Replaced life support with fully automated design used on R300
>    8. Moved electrical components into three electrical boxes on or near
>    aft  elliptical head
>    9. Added sensors for main and auxiliary battery voltage and current,
>    ambient water pressure and temperature, cabin pressure, temperature, and
>    humidly, compass heading, boat roll and pitch, boat altitude and speed.
>    Life support system has sensors for CO2, O2 concentrations, O2 tank
>    pressure, mass rate of O2 during O2 makeup. Pressure sensor for HP air bank
>    and regulated air pressure.
>    10. Increased main battery capacity to 400 Ah  which required
>    increasing the battery pod diameter to 16” OD and 47” seam to seam
>    11. Replaced the main and auxiliary battery banks with 16 OPTIMA
>    BATTERIES BLUE TOP DEEP CYCLE MARINE BATTERY GROUP D34M.  12 for main
>    buss and 4 for auxiliary buss. 8 batteries per pod
>    12. Widened the spacing on battery pods to 38”
>    13. Added two additional viewports
>    14. Added external LED lights
>    15. Added compass/pitch/roll sensors off R300
>    16. Changed design of battery pods detachable heads to flange style
>    17. Redesigned the MBT and VBT controls.
>    18. Utilize Hugh Fulton pancake style pneumatically operated MBT vent
>    valves
>    19. Modified MBTs by closing the bottoms
>    20. lengthened VBT to 18” seam to seam to increase the volume to 8.75
>    gals
>    21. Added compass/pitch/roll sensors off R300
>    22. Built out boat in Autodesk Inventor professional.
>    23. Drawing package updated, 51 assembly drawings and 160 part drawings
>    24. With mods, the current boat weight is 4,707 lbs, without pilot or
>    passenger
>    25. With mods, the current boat submerged displacement  is 4,866 lbs,
>    26. Buoyancy of boat with VBT and MBT fully blown is 5,849 lbf
>    27. 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
> <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 <personal_submersibles at psubs.org>>:
>
> 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
> <personal_submersibles at psubs.org>>
> To: 'Personal Submersibles General Discussion' <personal_submersibles at psubs.o
> rg <personal_submersibles at psubs.org>>
> 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 <personal_submersibles-bounces at psubs.org?>] *Namens *via
> Personal_Submersibles
>
> *Verzonden:* zaterdag 28 januari 2017 23:36
> *Aan:* personal_submersibles at psubs.or g <personal_submersibles at psubs.org>
> *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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