ISSN 0021-3454 (print version)
ISSN 2500-0381 (online version)
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Issue
vol 67 / February, 2024
Article
UDC 536, 621.1

VAPORIZATION KINETICS OF DROPS IN COOLING SYSTEM OF INSTRUMENT COMPONENT UNDER HIGH DENSITY OF HEAT FLOW

L. A. Emeljanov
St. Petersburg State University of Refrigeration & Food Engineering, Department of Air Conditioning;


Платунов Е. С.
Санкт-Петербургский государственный университет низкотемпературных и пищевых технологий; профессор


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Abstract. Conditions of heat exchange between water drops and airflow are analyzed. Relations are obtained which allow for estimation of evaporation duration and drop cooling in the flow. The cooling time is shown to be two orders of magnitude shorter than the full evaporation time, the fact allowing the use of obtained relations for optimization of operation mode of air-evaporation cooling device.
Keywords: instrument cooling, drop evaporation kinetics, heat exchange under evaporation.