[PSUBS-MAILIST] conical transitions

[Alec Smyth]

Love it. In a way what Carsten did is similar to that too, making the
"cone" as a series of conical steps so the angles are smaller at each
inflection point.

Alec


On Tue, Jan 7, 2014 at 3:45 PM, Hugh Fulton <hc.fulton at gmail.com> wrote:

> Hi All,
>
> I have been through that problem and you have to have a good sized
> stiffener there of some sort.  I could not afford the room as an intrusion
> of internal space.
>
> This is the solution and the angle of the additional reinforcing cone is
> 22.5 degrees being half the 45 degrees of the cone.  This survived an FEA
> analysis.  The end of the cone is where my window was attached.
>
> This was a 48” shell  .  Regards,  Hugh
>
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> *From:* Personal_Submersibles [mailto:
> personal_submersibles-bounces at psubs.org] *On Behalf Of *Jon Wallace
> *Sent:* Wednesday, 8 January 2014 8:10 a.m.
>
> *To:* Personal Submersibles General Discussion
> *Subject:* Re: [PSUBS-MAILIST] conical transitions
>
>
>
>
> Joe, ABS says stiffened cones are to have their ends bounded by two heavy
> stiffeners each located as close as possible to the point of
> cone-to-cylinder transition.
>
> The stiffener is not located on the weld line but as close as possible to
> it.
>
> Jon
>
>
>
> On Tuesday, January 7, 2014 5:30:16 AM, Joe Perkel
> <josephperkel at yahoo.com> <josephperkel at yahoo.com> wrote:
>
> David,
>
> Is that T ring directly on the weld line, or offset any distance?
>
> Joe
>
> Sent from Yahoo Mail for iPad <http://overview.mail.yahoo.com/?.src=iOS>
>
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>
>
>
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