Wednesday, April 14, 2004

Wetting my interest.

This is an interesting product that Tyco/3M just came out with : the Novec 1230 does not seem to wet. This is interesting because the range of temperature where it is liquid goes from -109 C to 49 C. This is exactly the range of temperatures for electronics used for military or space systems. The latent heat of vaporaization at 49 C is 88 KJ/kg or about 20 times less than water, but water vaporizes at 100 C way too much for electronics parts. This could be an advantage as one could put electronics directly into the liquid and when it reaches 49 C, the liquid becomes two phase flow and gravity helping could be made to act as a thermosyphon.....

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