Technical Discussion on VPM

Gopichand Paturi gopichandpaturi at gmail.com
Sun Mar 9 11:20:09 PDT 2014


On Sun, Mar 9, 2014 at 10:34 PM, Robert C. Helling <helling at atdotde.de>wrote:

>
> On 09 Mar 2014, at 09:55, Gopichand Paturi <gopichandpaturi at gmail.com>
> wrote:
>
> Hi Robert,
>
>
> Hmm. That are two orders of magnitude for the radius which translates to
> six orders of magnitude for the volume. I would call that quite a range of
> values. IF we take only one radius as initial value, which one would you
> suggest to represent this range?
>
>       I understand how accurate I need to be :-)
     So, I just found that initial value that we need to take for the
bubble is 0.8 Micrometer.     This value was proposed by Yount himself. I
have other constants also in my book :)


> I doubt that. It is clearly unphysical to assume that there are bubbles
> that contain only He and other only N2. In reality any bubble will contain
> a mixture of all gases. Furthermore, oxygen plays no role in decompression
> calculations due to its special role in the body where it is almost
> entirely bound to haemoglobin rather than being dissolved in blood.
>

     Ok, I totally forgot that I need to forget Oxygen. So from now I think
only about ideal gases and their mixtures.

>
> What about yesterday's questions regarding the time evolution of the
> bubble size?
>
>
  I will explain this and the previous question elaborately in my next
email.

   I have a small problem. Because we are dealing with calculus, I am not
able to put them on an email. Can you suggest me a way of discussing things
related to formulas etc....like I'm not able to print specific characters
for representing the diff eqns etc.


> Regards,
>
Gopichand.

>
> --
>
>
> .oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oOo.oO
> Robert C. Helling     Elite Master Course Theoretical and Mathematical
> Physics
>                       Scientific Coordinator
>
>                       Ludwig Maximilians Universitaet Muenchen, Dept.
> Physik
> print "Just another   Phone: +49 89 2180-4523  Theresienstr. 39, rm.
> B339
>     stupid .sig\n";   http://www.atdotde.de
>
>
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