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Re: [PSUBS-MAILIST] Software

To: personal_submersibles@psubs.org
Subject: Re: [PSUBS-MAILIST] Software
From: irox <irox@ix.netcom.com>
Date: Thu, 21 Oct 2010 18:24:47 -0700 (GMT-07:00)
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Reply-to: personal_submersibles@psubs.org
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This is probably much more useful than just been given some random spreadsheet:
http://microship.com/resources/cg-weight-study.html

If you don't know how to make spreadsheets, I am sure you can find tutorials
online (openoffice.org is a free office suite if you don't have a spreadsheet
package).

Ian.

-----Original Message-----
>From: irox <irox@ix.netcom.com>
>Sent: Oct 21, 2010 4:19 PM
>To: personal_submersibles@psubs.org
>Subject: Re: [PSUBS-MAILIST] Software
>
>
>Actually, what might be a good idea is to put together
>some templates for various aspects of design and maybe
>Jon could put them on the psubs website, also other more
>experienced folks could peer review and help improve them.
>I probably won't get a chance to do this until the weekend.
>
>Cheers,
>  Ian.
>
>-----Original Message-----
>>From: Firebolt <spartan67@live.com>
>>Sent: Oct 21, 2010 3:54 PM
>>To: personal_submersibles@psubs.org
>>Subject: Re: [PSUBS-MAILIST] Software
>>
>>Do you think you can lend me one? I know it is cheating, I will read books 
>>in fact I am going to buy the Cambridge book about submarine design.
>>
>>Thanks
>>
>>John
>>
>>--------------------------------------------------
>>From: "irox" <irox@ix.netcom.com>
>>Sent: Thursday, October 21, 2010 5:10 PM
>>To: <personal_submersibles@psubs.org>
>>Subject: Re: [PSUBS-MAILIST] Software
>>
>>>
>>> I use openoffice for the ABS hull calcs and other more complex
>>> spreadsheets.  Otherwise I tend to use docs.google.com.
>>>
>>> If you are asking "what is in my spreadsheets", well, pretty much
>>> every quantifiable parameter of the submarine.  I have spreadsheets
>>> for hull designs (comparing the weights and volumes of different
>>> designs), spreadsheets for batteries specs (listing many types of
>>> batteries, cost per 1Ah, no. of batteries for $10K, weight, etc...),
>>> weights and balances spreadsheet, totaling and the weights (with
>>> there x,y,z location so moments can be calculated) and volumes so
>>> I can tell if the sub floats the right way up.
>>>
>>> A great start would be a Naval Architecture text book (I use one
>>> from the 50s) which should explain the weights and balances
>>> calcs, which is a great place to start.
>>>
>>> With spreadsheets and I quick determine if making a ballast tank
>>> larger or smaller will have the desired effect I am after, or
>>> if releasing the drop weight will it cause the vessel to be unstable
>>> when it hits the surface, what happens if an MBT suddenly
>>> floods, will the VBT keep the hatch above water?
>>>
>>> Spreadsheets using simple Newtonian physics (no drag, etc..) to
>>> get quick estimates of how quickly the sub can turn using different
>>> bow/stern thrusters.
>>>
>>> When you are reading a book and come across a bunch of formulas,
>>> stick them in a spreadsheet and see how different parameters
>>> will effect your sub.
>>>
>>> Spreadsheet can be very powerful design aids.
>>>
>>> Cheers,
>>> Ian.
>>>
>>> -----Original Message-----
>>>>From: Firebolt <spartan67@live.com>
>>>>Sent: Oct 21, 2010 2:52 PM
>>>>To: personal_submersibles@psubs.org
>>>>Subject: Re: [PSUBS-MAILIST] Software
>>>>
>>>>What spreadsheets?
>>>>
>>>>john
>>>>
>>>>--------------------------------------------------
>>>>From: "irox" <irox@ix.netcom.com>
>>>>Sent: Thursday, October 21, 2010 4:46 PM
>>>>To: <personal_submersibles@psubs.org>
>>>>Subject: Re: [PSUBS-MAILIST] Software
>>>>
>>>>>
>>>>> Spreadsheets are probably the main design tool I use.
>>>>> I use CAD as well, but mainly if I am calculating the
>>>>> volume of a strange shape or something.
>>>>>
>>>>> Ian.
>>>>>
>>>>> -----Original Message-----
>>>>>
>>>>> From: Firebolt
>>>>>
>>>>> Sent: Oct 21, 2010 5:25 AM
>>>>>
>>>>> To: Psusbs
>>>>>
>>>>> Subject: [PSUBS-MAILIST] Software
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> What is the software that is being used to design a
>>>>> sub?
>>>>>
>>>>>
>>>>> thanks
>>>>>
>>>>>
>>>>> john
>>>>>
>>>>>
>>>>>
>>>>> ************************************************************************
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>>>>
>>>>
>>>>
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>>>
>>>
>>>
>>>
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>>
>>
>>
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>>The personal submersibles mailing list complies with the US Federal
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>>If you want to be removed from this mailing list simply click on the
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>>PSUBS.ORG
>>PO Box 53
>>Weare, NH  03281
>>603-529-1100
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>
>
>
>
>************************************************************************
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>************************************************************************
>The personal submersibles mailing list complies with the US Federal
>CAN-SPAM Act of 2003.  Your email address appears in our database
>because either you, or someone you know, requested you receive messages
>from our organization.
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>If you want to be removed from this mailing list simply click on the
>link below or send a blank email message to:
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>Removal of your email address from this mailing list occurs by an
>automated process and should be complete within five minutes of
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>PSUBS.ORG
>PO Box 53
>Weare, NH  03281
>603-529-1100
>************************************************************************
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>************************************************************************
>




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The personal submersibles mailing list complies with the US Federal
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PSUBS.ORG
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Weare, NH  03281
603-529-1100
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- [PSUBS-MAILIST] new film submarine
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