RE: [PSUBS-MAILIST] FEA

[Tim Reilly <TimR@cclengineering.com>]

Thanks Steve, Get well soon.

Tim R.

-----Original Message-----
From: Steven Mills [mailto:barycenter@earthlink.net]
Sent: Thursday, March 20, 2003 12:46 PM
To: personal_submersibles@psubs.org
Subject: Re: [PSUBS-MAILIST] FEA


>From: Warren Greenway <opensourcesub@yahoo.com>
>
> Someone, I believe it was Steve...Anyhow, someone
> posted
> a link to free FEA software. Contact Autodesk, I

I've been under the weather for the past month or so. Can't seem
to shake this flu or whatever it is.
Here is the reference to the FEA software:

--Steve

Simple Pressure Vessle Failure Calculations

http://pergatory.mit.edu/rcortesi/portf/pressvesfailure/presvesfail.html


Demos and Free FEA programs

http://www.freebyte.com/cad/fea.htm




> 
> --- Tim Reilly <TimR@cclengineering.com> wrote:
> > Is there a cheap program or share ware program that
> > I can get to do this.
> > 
> > The cad programs I currently use are Autodesk
> > Inventor 5.0 and Autocad 2002
> > 
> > Thanks again 
> > 
> > Tim R.
> > 
> > -----Original Message-----
> > From: jbarlow@bjservices.ca
> > [mailto:jbarlow@bjservices.ca]
> > Sent: Thursday, March 20, 2003 8:12 AM
> > To: personal_submersibles@psubs.org
> > Subject: Re: [PSUBS-MAILIST] FEA
> > 
> > 
> > 
> > Finite Element Analysis.
> >       A virtual model of an object is "built" in a
> > computer and the program
> > breaks it down into a finite number (but very large
> > number) of pieces
> > (elements) which have the applied material
> > properties and interact with
> > their neighbours.  An operator then applies a load
> > and (mostly pressure in
> > this case) the program will spit out the stress that
> > each area of the model
> > in under.
> > The reality of the answer relies on the way the
> > model is built up, the
> > correct placement and magnitude of the applied loads
> > by the operator.  You
> > can get orders of magnitude difference between
> > answers by slightly changing
> > the applied loads and the method of model
> > construction.
> > 
> > 
> > Jay.
> > 
> > 
> > 
> > 
> >  
> > 
> >                       Tim Reilly
> > 
> >                       <TimR@cclengineering.com>     
> >    To:
> > "'personal_submersibles@psubs.org'"
> > <personal_submersibles@psubs.org>
> > 
> >                       Sent by:                      
> >    cc:
> > 
> >                       owner-personal_submersible    
> >    Subject:
> > [PSUBS-MAILIST] FEA
> > 
> >                       s@psubs.org
> > 
> >  
> > 
> >  
> > 
> >                       20/03/2003 08:53 AM
> > 
> >                       Please respond to
> > 
> >                       personal_submersibles
> > 
> >  
> > 
> >  
> > 
> > 
> > 
> > 
> > 
> > Please forgive my ignorance, but what is FEA as
> > refered in this message?
> > 
> > Thanks
> > 
> > Tim R.
> > 
> > -----Original Message-----
> > From: Warren Greenway
> > [mailto:opensourcesub@yahoo.com]
> > Sent: Wednesday, March 19, 2003 9:57 PM
> > To: personal_submersibles@psubs.org
> > Subject: Re: [PSUBS-MAILIST] OSS Pressure Hull,
> > DoubleEndcap
> > 
> > 
> > You rock. Thanks for the rendering, that is cool.
> > A detailed 2D drawing would be great. It is Cosmos
> > FEA that is really giving me the headaches. I have
> > to rebuild all of the hull as a series of swept
> > features to run the FEA. Not a huge deal, but I have
> > been insanely pressed for time. I am working on it,
> > though. I think this hull has the potential to give
> > you high speed, if you want it. Hey, Pierre, you
> > have any luck with FEA on this?
> > 
> > 
> > 
> > 
> > 
> 
> 
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