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contributor authorPandey, Vinod
contributor authorDeka, Hiranya
contributor authorBiswas, Gautam
contributor authorDalal, Amaresh
date accessioned2022-02-04T22:56:11Z
date available2022-02-04T22:56:11Z
date copyright2/1/2020 12:00:00 AM
date issued2020
identifier issn0022-1481
identifier otherht_142_02_021601.pdf
identifier urihttp://yetl.yabesh.ir/yetl1/handle/yetl/4275745
description abstractThe growth and pinch-off dynamics of an evaporating pendant drop have been studied through direct numerical simulations. A coupled level-set and volume-of-fluid method is utilized to perform the simulations in an axisymmetric coordinate system. The dynamics of an evaporating pendant drop depends on the combined effects of buoyancy, capillary force, and the evaporation rate at the interface. The volumetric growth-rate of the drop decreases with the increase in degree of superheat of the surrounding medium, thereby enhances the pinch-off time. However, the departure diameter decreases with an increase in superheat. Limiting length and neck radius are not significantly affected due to the variation in degree of superheat. The heat transfer characteristics at different stages during the growth of a pendant drop have been analyzed for various values of superheat.
publisherThe American Society of Mechanical Engineers (ASME)
titleDynamics of Growth and Breakup of an Evaporating Pendant Drop
typeJournal Paper
journal volume142
journal issue2
journal titleJournal of Heat Transfer
identifier doi10.1115/1.4045414
journal fristpage021601-1
journal lastpage021601-8
page8
treeJournal of Heat Transfer:;2020:;volume( 142 ):;issue: 002
contenttypeFulltext


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