[PSUBS-MAILIST] G.L. summary Pressure Hull

[Vance Bradley]

Well, maybe a break in period will help, too.
Vance

Sent from my iPhone

On Dec 14, 2013, at 3:36 PM, hank pronk <hanker_20032000 at yahoo.ca> wrote:

> Hi Vance,
> Yes it is linear, it is a very smooth and gradual.  Everything spins freely.  I may have a bit to much grease on my thrust bearing also. 
> Hank
> 
> 
> On Saturday, December 14, 2013 1:26:10 PM, Vance Bradley <Vbra676539 at AOL.com> wrote:
> Linear meaning a steady increase in demand in parallel to rising pressure. If you have a low rise with a sudden increase somewhere along the line then you may have a component not working as it should.
> Vance
> 
> Sent from my iPhone
> 
> On Dec 14, 2013, at 3:02 PM, hank pronk <hanker_20032000 at yahoo.ca> wrote:
> 
>> Hi Vance,
>> I did not have it in the sub so it was not hooked up to the amp gauge.  What do you mean by linear.
>> Hank
>> 
>> 
>> On Saturday, December 14, 2013 11:12:40 AM, Vance Bradley <Vbra676539 at AOL.com> wrote:
>> How much did your amperage increase at depth? Was the load increase linear?
>> Vance
>> 
>> Sent from my iPhone
>> 
>> On Dec 14, 2013, at 1:07 PM, hank pronk <hanker_20032000 at yahoo.ca> wrote:
>> 
>>> I just did a 1/2hr run on my new drive with the shaft tube full of water and under 500psi.  The seal works perfectly and there is very little heat build up.  I was surprised how much the motor pulls down after 200psi.  I assume it is from the shaft pushing into the thrust bearing.  Also I am running the motor on 12v because it spins to fast on 24 with no load.
>>> Hank
>>> 
>>> 
>>> On Thursday, December 12, 2013 1:27:28 PM, hank pronk <hanker_20032000 at yahoo.ca> wrote:
>>> Vance,
>>> Thank you, it only took me two tries to make the assembly and 5 tries to make the shaft.  Rookie machinist and all.  :-)
>>> Hank 
>>> 
>>> 
>>> On Thursday, December 12, 2013 12:36:27 PM, Alan <alanlindsayjames at yahoo.com> wrote:
>>> Carsten,
>>> Your friends in Hamburg wouldn't be happy with the get wet solution.
>>> As an after thought on my ambient, I put a AOP valve above my
>>> head & through the dome. It works the opposite way round, so that if
>>> I dive too quick & the hull doesn't equalise, I get water on my head.
>>> The hull is equalised with divers regulators so better to get wet
>>> than the regulator diaphragm rupturing.  The manual operation of the
>>> AOP let's me flood up to the top of the dome in an emergency exit,
>>> as there may be too much force on the latches to open them with
>>> air in the dome. 
>>> Alan
>>> 
>>> 
>>> Sent from my iPad
>>> 
>>> On 13/12/2013, at 7:33 AM, " " <MerlinSub at t-online.de> wrote:
>>> 
>>>> 
>>> 
>>> If you have an over-pressure valve handle obstructing the Alan
>>> movement of the hatch latch handle, it would need to be
>>> spring loaded or you would create the problem of the possibility
>>> of diving with the valve open later on.
>>> 
>>> 
>>> Yes, and if you dive with a open valve you get wet
>>> learn to close it and learn to read you "pre-dive" checklist. 
>>> 
>>> :-O   
>>> 
>>> SL not required an blocking mechanism on the hatch - just an 
>>> simple spring loaded automatic overpressure valve. 
>>> Because of the automatic there is no need to block the hatch. 
>>> The air sound of the working valve is a clear signal not to open the hatch.
>>> The function of the valve should be anyway mention in the written manual. 
>>> 
>>> very best regards
>>> 
>>> Carsten
>>>> _______________________________________________
>>>> 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
>> 
>> 
>> _______________________________________________
>> 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/20131214/b97fed60/attachment.html>