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RE: [PSUBS-MAILIST] Propane sub
My thoughts exactly. This is starting to look
less and less like Psubs and more and more like Ricki
Lake.
Nuge
--- Greg Snyder <snyde032@tc.umn.edu> wrote:
> Hi Guys - Lots of talk lately, but an awful lot of
> depth charges being
> dropped as well. In the immortal words of Rodney
> "clubhead" King - Why can't
> we all get along.
> Most respectfully, and Sincerely,
> Greg
>
> -----Original Message-----
> From: owner-personal_submersibles@psubs.org
> [mailto:owner-personal_submersibles@psubs.org]On
> Behalf Of
> CWall@swri.edu
> Sent: Thursday, November 09, 2000 4:32 PM
> To: personal_submersibles@psubs.org
> Subject: [PSUBS-MAILIST] Propane sub
>
>
> Craig,
> Where do you get off making assumptions about my
> country ? I would be very
> happy to stick to the subject and started out doing
> that but do you think
> you will get the best out of this group by refering
> to them as "low grade
> ore" Are you a "high grade harvester" :-)
>
********************************************************************
>
> Actually, Karl, I've already gotten the high grade
> ore in the form of email
> contacts- people who used to post on the list, but
> don't anymore because
> they
> also think most of the posters are dim bulbs. They
> contacted me, and they
> are
> offering resources that are quite welcome. But this
> seems to be the case
> with
> nearly every public forum. (*shrug*)
>
>
**********************************************************************
>
> I have not seen one comment about your idea that
> deserves a negative
> response.
>
>
********************************************************************
>
> How about the ones that *assume* that I'm incapable
> of perceiving risks?
> I
> get pretty negative when people casually imply that
> I'm stupid, and then
> prove
> they don't have a clue as to what they are objecting
> to.
>
>
****************************************************************************
> *
> I personally would like your ideas to succeed as
> would anyone in
> this group. I have tried to understand what you want
> to achieve. As for
> knocking creativity, read the archives, full of new
> concepts put to the
> collective mind of the group. I personally do not
> have the resources to
> build a sub I might end up scraping so value all
> comments from another
> perspective. Do you ? It need not be taken
> personally when someone differs
> with your ideas.
>
******************************************************************
>
> Differing is one thing- ridiculing with no basis is
> another. And yeah- since
> I'm designing a sub that is going to be very
> inexpensive in the first place,
> I
> CAN afford to scrap it.
>
>
*********************************************************************
>
> Generally I can't see any merits in propane for
> ballast for me but that does
> not mean there isn't any and I wish you luck in
> finding the answers you
> require. A merit I can think of, is it seems that
> you would not need an air
> compressor and HP air storage. Before I assume that,
> will you have any
> compressed air on board at all ?
>
***************************************************************
>
> I will have a scuba bottle inside the pressure hull,
> but not enough volume
> that
> I cannot withstand an uncontrolled release without
> overpressurizing the
> crew
> compartment. That will be for emergency breathing
> and escape only, and will
> not be used in ordinary circumstances.
>
>
************************************************************
>
>
> When using up the propane in the ballast
> tank, in order to dive, how do you intend to use up
> the last bit without
> sucking water into the engine by mistake ? If you
> have an open bottom
> ballast tank with no valve at the bottom you will
> need to remove the last
> bit by either venting or some other method, as any
> gas left in will be
> compressed as you dive and the deeper you go, the
> greater the negative
> bouyancy will become.
>
> (*sigh*) Do you REALLY think I don't know this?
> JEEZ that's insulting!
>
>
>
> If you have a shutting off valve on the bottom of
> the ballast tank (like a
> hard tank) you would not need to remove the last bit
> but the ballast tank
> would then become subject to external pressure like
> a hard tank and would
> need to be strong enough. Maybe you should be
> ballasting in the hard tanks
> with propane and they could be bigger than normal.
> That way you should never
> have to vent into the air !
>
*************************************************************
>
> Look, a lot of this is really annoying because I've
> already addressed this
> and
> you apparently don't read all of what I am posting.
>
> I will have BOTH types of ballast- both hard and
> free-flooding. Using up
> the
> last propane from the free-flooding tanks is
> trivial- you simply watch the
> waterline as it sinks down and stop in time, or you
> use a sightglass to
> detect
> liquid, or you install a floatvalve to stop the gas
> flow when the ballast
> tank
> gas is gone- or more likely all three. Is this all
> that hard to figure out?
> And finally, you arrange the carb the reject liquid,
> just like any deck
> ventilator.
>
> Sheesh! It AIN'T rocket science!
>
>
****************************************************************************
>
> I don't need to defend NZ from your comments but
> consider this.
> NZ was the first country to use composite materials
> for an America's Cup
> challenge in Perth, it was called cheating.
> NZ has won the America's Cup the last two times
> with a convincing 5
> straight wins each time, unheard of for a long
> time.(In 2003 we will be
> lucky to win it because over 60% of the crew and
> technology people have gone
> to USA or other countries, lured by big money.)All
> this on a budget small in
> proprtion to the competitors. All from a team
> effort.
>
************************************************************************
>
> Yup. And you should be proud of that. But I still
> don't like Socialism, and
> that's what I see when I look at NZ.
>
>
****************************************************************************
> ***
> ********
>
> You like flight Craig. It is a known fact that
> nobody can prove for sure
> whether the first powered flight happened in NZ or
> USA, by the Wright's or
> Pearce who made his own engine !
> http://www.richardpearse.co.nz
> That's enough of that !
>
> As an aside, I noted that you have a gyro copter !
> An engineer friend of
> mine is doing the final testing and getting CAA
> approval
=== message truncated ===
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