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 ross 
  
    welcome  
    i assume that you have some 
wants in s sub and a budget. 
  
that where you start. 
  
ambient or 1atm 
how deep 
how many people 
how long duration 
what type of view ports/ this point is really!!! 
expensive 
will it be certified.aslo expensive can add 100 
grand to the project. 
  
look at the k350 for a good platform to start 
from 
  
remember that everything is a tradeoff 
  
the cheapest way to 1atm is to design around a 
depth that you can bail out from if you have a problem. with limited duration 
2to3 hours. this allows for a small scrubber and a small o2 system. very simple 
system  yes you have trashed your gear but you are still alive. 
 
  
    the hull expense is about 20% 
not including view ports and penitrators. propulsion systems are approx 
10% 
view ports can go up to 50% of the total cost. 
 
  
    the expensive systems come into 
play when you start talking about 72 hr emergency  duration, surface comms, 
video, tracking devices, and hyd manipulators.  
  
    i have a design for hyd 
manipulators that can be built for under 2000 $ if you ebay some and get 
creative with others.  
 that is two arms 
  
rick m 
  ----- Original Message -----  
  
  
  Sent: Sunday, November 27, 2005 6:34 
  PM 
  Subject: Re: [PSUBS-MAILIST] Design 
  Software 
  
  
  Hello everyone,  
    
  I just joined the group.  My name is Ross Donato and I live in Ewa 
  Beach, Hawaii.  That's on the South side of the island of Oahu, West of 
  Pearl Harbor and Honolulu.  I am a certified scuba diver but I prefer 
  free diving and spear fishing with a Hawaiian sling.  To me, that is more 
  of a challenge and more rewarding. 
    
  I have been reading your web pages and looking at the pictures for more 
  than a year, ever since a friend who has connections with the University told 
  me about you.  As you may know, UH operates small deep diving submarines 
  and has made some important finds like the Japenese minisub from World War 
  2. 
    
  So, a little bit about me.  I have worked with machines and tools 
  for most of my life.  I worked on mostly cars and boats, like that.  
  In fact that is what I do for a living, but it is also a hobby for me.  
  And! with the big four-oh just around the corner I was thinking "why not build 
  a submarine?"  So I am here to learn what I can, and I will help out 
  where I can, too. 
    
  I see you talking about the Rhino CAD program.  I have used it 
  before and it is very easy to learn.  Even better is you can get it 
  for free to try it out.  Use the link Julian gave below to get to the 
  Rhino home page.  Look at the top and see the word "downloads".  
  Click that and you get to choose "Rhino evaluation".  That's it.  
  You can download it for free and use it.  I think you get like 
  twenty-five saves or something like that before it quits.  But then you 
  can always download it again.  It is a good program, simple to learn, and 
  free.  I hope this is of some help to someone. 
    
  So, I just wanted to introduce myself and let you know of my 
  interests.  If there is anyone willing to help me ! get started I will 
  appreciate any help I can get.  I think I understand how a submarine 
  works and I can draw my designs but right now I am having trouble trying 
  to figure out where to start when designing one I might build.  How do I 
  know how thick the steel must be, how much it all must weigh, and like 
  that?   
    
  Are there any books that explain how to figure that out that are not 
  only for the slide rule crowd?  That would help me a lot to start.  
  I am a high school graduate and not too bad at math and science but I am no 
  Einstein when it comes to that.  But I hear it isn't really so tough 
  to learn and you don't have to be a big math whiz to do it.   
    
  So, I throw my net and see what I get.  Any help getting started 
  with the numbers, you guys out there? 
    
  Mahalo in advance. 
    
  Ross Donato 
    
   Julian Ford <rjford@sympatico.ca> wrote: 
  
    
    
    Another good 3d modelling package is 
    Rhino,  Very easy to use, and powerful...yet also priced 
    for home users. 
      
    
      
    Regards, 
    Julian Ford 
    Delphinus Technologies 
    ! 
      ----- Original Message -----  
      
      
      Sent: Saturday, November 26, 2005 
      7:41 PM 
      Subject: Re: [PSUBS-MAILIST] Design 
      Software 
      
  
      Catia V5...  Solidworks... Autodesk 
      Inventor 
        
      But, they all WILL bankrupt you.  
      Autocad Inventor I believe is the cheapest.  There are some pretty 
      good 2D Cad programs you can get for free if you have no need for 
      3D.  A good one I used was calle! d "Draft IT".  If you simply 
      need a good 2D drafting program I wouldnt bother with Autocad, might as 
      well get a free program.  For 3D, nothing beats Catia, that's why 
      pretty much our entire modern fleet of military ships and planes are 
      built with it.  Alas, it's a $14,000 program. 
        
      Biggest problem with design software is 
      simply the training involved.  To give you an idea:  certified 
      Catia drafters make starting salaries of $65,000+/year... just to draw 
      parts. 
        
      The best "alternative" to the expensive 3D 
      Cad software is "Alibre".  It's actually free for the most part, but 
      a fully licensed version is still only like $300 I think.  It's a 
      newer system but the support is there simply because of the free 
      "trial".  Also cool because it's designed to be used online ! so you 
      can collaborate with other designers. 
        
      Shawn 
      
        ----- Original Message -----  
        
        
        Sent: Saturday, November 26, 2005 
        10:01 AM 
        Subject: [PSUBS-MAILIST] Design 
        Software 
        
  
        
        
 
  
        The time has come to graduate from MS Paint and Word as my primary 
        design software. 
        Any suggestions? Try not to bankrupt me though! :) 
        Thanks 
        Joe  ************************************************************************ 
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