vaporization cooling

vaporization cooling

[‚vā·pə·rə′zā·shən ‚kül·iŋ] (engineering) Cooling by volatilization of a nonflammable liquid having a low boiling point and high dielectric strength; the liquid is flowed or sprayed on hot electronic equipment in an enclosure where it vaporizes, carrying the heat to the enclosure walls, radiators, or heat exchanger. Also known as evaporative cooling.