Measurement of the interfacial temperature jump during steady-state evaporation of a droplet

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Abstract

Evaporation is an important phenomena that occurs in a wide range of natural and industrial processes. Although this phenomena has been a subject of research for many years, it is still not fully understood.
Experimental results of the last few decades seem to contradict with each other, and with the theory which describes this process, e.g. the kinetic theory of gasses (KTG) and non-equilibrium thermodynamics (NET). Temperature jumps of about 3.2-8.1oC at the interface of a steady state evaporating water droplet
at a pressure of about 245 Pa were measured . In order to determine whether this temperature jump exists and what influences this temperature jump, an experimental setup has been developed and the results are compared to theory.
Original languageEnglish
Title of host publicationProceedings of the International Symposium on Thermal Effects in Gas flows In Microscale
EditorsJürgen Brandner, Lucien Baldas
Pages7-10
Number of pages4
Publication statusPublished - 24 Oct 2019
EventISTEGIM 2019 Thermal effects in gas flows in microscale - Ettlingen, Germany
Duration: 24 Oct 201925 Oct 2019

Conference

ConferenceISTEGIM 2019 Thermal effects in gas flows in microscale
Country/TerritoryGermany
CityEttlingen
Period24/10/1925/10/19

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