Re: Bulk Order 15kW SSTC Boards - Heatsinks Room Temperature

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Nick Field" <nick.field-at-hvfx.co.uk> 

I think Ken's problem with the concept of a 'room temperature heatsink'
stems from the physical impossibility of dissipating heat from an object
which is at the same temperature as it's surroundings.


----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Thursday, September 25, 2003 7:09 PM
Subject: RE: Bulk Order 15kW SSTC Boards - Heatsinks Room Temperature


 > Original poster: "Mccauley, Daniel H" <daniel.h.mccauley-at-lmco-dot-com>
 >
 > Thats completely wrong.  My heatsinks on my power circuits for my SSTCs
 > now utilizing fan cooling run just slightly above
 > room temperature at about 80degC.  A liquid cooling system built with a
 > homemade chiller (which can be just a tank of ice for low budget
 > experiements and many coils of tubing) can easily get down to 15-20degC
 > cold plate temperature.  Of course, a more elaborate system would be
 > required for longer running times.  You sir, are purely mistaken in what
 > is achievable with a little thought.  Power electronics utilizing
 > heatsinks maintaining room temperature are not only a reality, they are
 > simple to implement.
 >
 > Dan
 >
 >
 >  > Room temperature heatsink power elctronics? It's too bad
 >  > things here are
 >  > now marketing hype first, facts second.
 >  >
 >  > KEN
 >  >
 >  >
 >  >
 >