[ExI] Skylon heat exchangers

Rafal Smigrodzki rafal.smigrodzki at gmail.com
Sat Dec 20 20:29:30 UTC 2014


On Fri, Dec 19, 2014 at 11:32 PM, spike <spike66 at att.net> wrote:



> Here's why I haven't completely lost faith in the whole notion, an
> experiment you can do at home.  Go get a garden hose and find a spider web.
> Check out how much flow you can spray at that web and still it stands.
> Every notion I have about flow and strength of materials would tell me
> there
> is no way that web could hold up to a garden hose, even with a nozzle on
> it,
> but it does.  Now don't take my word for it; go out there and start
> spraying.  I have no equations that would explain why the heck that
> happens.
>

### The spider web is a miracle of impact energy dissipation, in part by an
ingenious use of surface tension-induced coiling of net strands. I would
imagine that by comparison, the brazed tubes in the heat exchanger are very
primitive mechanically.

Rafał
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.extropy.org/pipermail/extropy-chat/attachments/20141220/90732f7c/attachment.html>


More information about the extropy-chat mailing list