Amps
[Top] [All Lists]

Re: [Amps] Getting rid of blower noise - an alternate coolingscheme usin

To: amps@contesting.com
Subject: Re: [Amps] Getting rid of blower noise - an alternate coolingscheme using the phase transition of liquid carbon dioxide
From: Steve Thompson <g8gsq@eltac.co.uk>
Date: Wed, 21 Feb 2007 11:35:28 +0000
List-post: <mailto:amps@contesting.com>

Paul Marbourg wrote:

> At a heat of vaporization of 136 calories per gram of CO2, CO2 has only 25%
> of the heat of vaporization as compared to water, but this is still a very
> significant increase in thermal transportation capacity over any means of
> liquid phase cooling.  For this application, it is helpful to envision a
> vacuum tube surrounded by a gently flowing supercritical cloud of liquid/gas
> carbon dioxide throttled by the microprocessor controlled solenoid valve....

I see lots to like in your idea, but is there a potential problem with 
thermal stress?

Steve
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps

<Prev in Thread] Current Thread [Next in Thread>