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RE: [PSUBS-MAILIST] hull test
i think i´m missing something here, why can i test it only to 1 atm? why
can´t i suck 300 psi out of the hull? i think you guys know something i
don´t, please explain it to me.Thanks.
-------- Original Message --------
Subject: Re:
[PSUBS-MAILIST] hull test
From: "Emile van Essen"
<2stroke@hetnet.nl>
Date: Mon, October 24, 2005 3:44 pm
To:
<personal_submersibles@psubs.org>
Yes, thats a pity; you
can only test it to a virtual 10 meter.
However....... It is a
very good leak test.
Emile
>
> The problem
is you can only vacumm 14.7psi out the pressure vessel.
>
> Ian.
>
>
> On Mon, 24 Oct 2005 09:37:28
-0700
> daniel@tordaca.com wrote:
>
>> hello
every one, i was thinking that to test the presure hull,
the
>> pressure of the outside of the hull shuld be X times
the pressure
>> inside the hull depending on the sub design,
for example to test a
>> k-350 you should take it about 600 ft
down the water to make about 300
>> psi press against the sub
hull, now, those test are not simple, i have
>> read all the
work that Dan H did to make this test and suddently
>>
something flashed my mind, if i have to put 300 psi of pressure
outside
>> of my sub hull, why don_t just vacumm 300 psi
inside the hull, i mean,
>> by doing this i will have done a
very similar thing, there will be a 20
>> ATM difference
betwen the inside and the outside of the hull, but i can
>> do
this test in the back yard of my house with a small vacum pump
and
>> not risking to lose my sub to the sea.... Please those
of you that have
>> done this test, and have read about doing
them let me know what you
>> think....Best Regards to all.
Daniel
>>
>>
>>
>>
>>
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