Re: [PSUBS-MAILIST] "Wild Tech" Speed on Science Channel

[Steven Mills <cirtemoeg@juno.com>]

Gail,

Here are 2 articles on super-cavitation:

http://www.scjai.com/technote146.html

http://www.ex.ac.uk/~tkirsano/Sciam.htm


...and, if you're willing to kludge through a little theory/science, here
is
a good treatise on cavitation and bubble dynamics:

http://caltechbook.library.caltech.edu/archive/00000001/00/bubble.htm


--Steve



On Sat, 14 Feb 2004 15:57:23 -0800 (PST) Gail Paleka
<gailpaleka@yahoo.com> writes:
> Hi everyone, 
>  
> There was a program on the Science Channel today called "Wild Tech" 
> and the episode was about speed  in the air, on land and water, and 
> underwater as well.  I thought the underwater part might be of 
> interest to many of you.  The Science Channel often re-runs 
> programs, so maybe they will show this one again.  
>  
> The main idea of going extremely fast underwater seems to have to do 
> with super cavitation: operating with the submarine inside a bubble 
> it generates on its own.  This is done to reduce drag and make very 
> high speeds possible.
>  
> Regarding this same subject, there is a very interesting article on 
> Pat Regan's website entitled The Need for Speed where he talks about 
> a project he is working on called the "Hypersub II".  There is also 
> a good discussion thread between Pat and "Doc", the builder of the 
> "Bionic Dolphin" submersible.  There seems to be a good-natured 
> rivalry between the two to see who will build the fastest submarine. 
>  From what I've read, they are both already building subs at this 
> time with the goal of establishing a manned underwater speed record. 
>  They are also seeking to persuade others to do the same.
>  
> To visit Pat Regan's website:
>  
> http://www.vulcaniasubmarine.com
>  
> You can try "The Journal" and the "Message Board" for further 
> information on this subject.
>  
> Best, 
>  
> Gail
> 




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