Evaporation of an intensively heated sessile droplet into the open atmosphere

被引:0
作者
Semenov, Andrey [1 ,2 ]
Kuznetsov, Geniy [3 ]
Zaitsev, Dmitry [1 ]
机构
[1] Kutateladze Inst Thermophys, Lavrentiev Ave 1, Novosibirsk 630090, Russia
[2] Novosibirsk State Univ, Pirogova Str 2, Novosibirsk 630090, Russia
[3] Natl Res Tomsk Polytechn Univ, 30,Lenin Ave, Tomsk 634050, Russia
来源
INTERNATIONAL SYMPOSIUM AND SCHOOL OF YOUNG SCIENTISTS INTERFACIAL PHENOMENA AND HEAT TRANSFER (IPHT 2016) | 2016年 / 84卷
关键词
LIQUID DROPLETS; SURFACE;
D O I
10.1051/matecconf/20168400035
中图分类号
O414.1 [热力学];
学科分类号
摘要
Evaporation of a heated sessile water drop was studied experimentally at a temperature difference between the substrate and surrounding atmosphere from 30 to 60 degrees C. The studies were performed on the substrates with micro- and nanocoatings with different wettability. The features of evaporation were studied for the pinned, partially pinned and depinned contact line (solid-liquid-gas interface). It is found that during the evaporation process the specific evaporation rate (mass loss per unit of the drop surface area) increases, particularly at the last stage of the drop lifetime.
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页数:4
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