[PSUBS-MAILIST] Battery Pods Question

[James Frankland via Personal_Submersibles]

Hi Rick,

No, its not done.  The first pic was of the Ksub.  Those flanges were the
ones that had the overhang.  I have not started on the flanges for the new
one.   I am investigating....


On 12 June 2018 at 15:08, Rick Patton via Personal_Submersibles <
personal_submersibles at psubs.org> wrote:

> Sounds like it’s done already? If you are happy with the quality of the
> welding , then can you notch the flange only where the tray hits?
> Rick
>
> On Tue, Jun 12, 2018 at 6:59 AM James Frankland via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
>> Hi Guys,
>>
>> Brian.  The flanges are welded to both the tube and endcap.
>>
>> Rick.  The reason I made them protrude onto the inside is because I
>> wanted plenty of material at the joint, and didn't really know any
>> different.   I just made it like a hatch which protrudes on both sides.
>>
>> Sounds like the flush method will be ok.  It will be full penetration
>> welded of course.
>>
>> Thanks
>> James
>>
>>
>>
>> On 12 June 2018 at 14:44, Rick Patton via Personal_Submersibles <
>> personal_submersibles at psubs.org> wrote:
>>
>>> What was your reason for having the flange come in less than the ID of
>>> your pipe?
>>>
>>> I did mine flush like Hank did and one thing that comes to mind is that
>>> it would create an area that might be hard to see and effectively wire
>>> brush or grind to deal with future rust down the road? That was something
>>> that I thought about for the hull side of the web on my T bar frames.
>>> Rick
>>>
>>> On Tue, Jun 12, 2018 at 6:08 AM hank pronk via Personal_Submersibles <
>>> personal_submersibles at psubs.org> wrote:
>>>
>>>> James,
>>>> I can't see any real benefit to having the flange ring protrude inside
>>>> the pod.  If the ring is flush with the inside, the load still transfers
>>>> directly onto the pod wall.  You can still have a full penetration weld
>>>> from one side and grind it clean on the inside.  So why not? that would be
>>>> how I did it, and you really have no choice if you need the height for
>>>> batteries.
>>>> Hank
>>>>
>>>> On Tuesday, June 12, 2018, 5:44:49 AM MDT, James Frankland via
>>>> Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>>>>
>>>>
>>>> Hi All
>>>>
>>>> I am making new battery pods for Skadoc.  I am thinking of making
>>>> the removable ends slightly different to how I did it on the K.  On that, I
>>>> put the flanges on to make like a standard flanged end.  However, I made
>>>> them like you would a hatch, ie with the centre of the flange being welded
>>>> to the centre of the tube.  So there is overlap on both sides of the ID and
>>>> OD of the tube.  Bit difficult to explain.  Pic here of the K ones when I
>>>> was making them.
>>>>
>>>>   K350 pod ends.
>>>>
>>>> The problem with these is that the overlap onto the inside diameter of
>>>> the tube makes the hole smaller and you cant slide the trays out.
>>>>
>>>> With the new one, I have made rolling trays and I want them to slide
>>>> straight out.
>>>>
>>>> So, I am thinking I can make the flanges flush with the inside diameter
>>>> of the tube.
>>>>
>>>> I have not started this part yet, so any advice greatly appreciated.
>>>>
>>>>
>>>> ​
>>>> Not a very good picture, but new trays with rollers made.
>>>>
>>>> Thanks
>>>> James
>>>>
>>>>
>>>>
>>>> ​
>>>> _______________________________________________
>>>> Personal_Submersibles mailing list
>>>> Personal_Submersibles at psubs.org
>>>> http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles
>>>> _______________________________________________
>>>> Personal_Submersibles mailing list
>>>> Personal_Submersibles at psubs.org
>>>> http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles
>>>>
>>>
>>> _______________________________________________
>>> Personal_Submersibles mailing list
>>> Personal_Submersibles at psubs.org
>>> http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles
>>>
>>>
>> _______________________________________________
>> Personal_Submersibles mailing list
>> Personal_Submersibles at psubs.org
>> http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles
>>
>
> _______________________________________________
> Personal_Submersibles mailing list
> Personal_Submersibles at psubs.org
> http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.whoweb.com/pipermail/personal_submersibles/attachments/20180612/18db3c6f/attachment-0001.html>