Dynamics of the vapor cavity in the vertical tube of a small diameter after boiling-up in aqueous lithium bromide solutions

Dynamics of a single vapor cavity, moving under gravity in a vertical tube of a small diameter, has been studied. The experiment was carried out in water and aqueous LiBr solution in a tube with the length of 400 mm and diameter of 16 mm. Experiments have shown that dynamics of the rising vapor cavi...

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Main Authors: Slesareva Ekaterina, Dekhtyar Ruslan, Ovchinnikov Valeriy
Format: Article
Language:English
Published: EDP Sciences 2018-01-01
Series:MATEC Web of Conferences
Online Access:https://doi.org/10.1051/matecconf/201819401054
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author Slesareva Ekaterina
Dekhtyar Ruslan
Ovchinnikov Valeriy
author_facet Slesareva Ekaterina
Dekhtyar Ruslan
Ovchinnikov Valeriy
author_sort Slesareva Ekaterina
collection DOAJ
description Dynamics of a single vapor cavity, moving under gravity in a vertical tube of a small diameter, has been studied. The experiment was carried out in water and aqueous LiBr solution in a tube with the length of 400 mm and diameter of 16 mm. Experiments have shown that dynamics of the rising vapor cavity after-the-fact boiling-up of aqueous LiBr solution in a vertical tube of a small diameter for some initial conditions differs qualitatively from dynamics of a gas bubble rising in a pool. Dynamics of the vapor cavity in aqueous LiBr solution and in water demonstrates quantitative but not qualitative differences. During bubble rising in a small diameter tube to time dependence for volume and mass of the vapor bubble, the regimes with pulsations were detected.
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spelling doaj.art-0f2cfcf762954e3bbbdafbe04ea04fe82022-12-21T22:44:00ZengEDP SciencesMATEC Web of Conferences2261-236X2018-01-011940105410.1051/matecconf/201819401054matecconf_hmttsc2018_01054Dynamics of the vapor cavity in the vertical tube of a small diameter after boiling-up in aqueous lithium bromide solutionsSlesareva EkaterinaDekhtyar RuslanOvchinnikov ValeriyDynamics of a single vapor cavity, moving under gravity in a vertical tube of a small diameter, has been studied. The experiment was carried out in water and aqueous LiBr solution in a tube with the length of 400 mm and diameter of 16 mm. Experiments have shown that dynamics of the rising vapor cavity after-the-fact boiling-up of aqueous LiBr solution in a vertical tube of a small diameter for some initial conditions differs qualitatively from dynamics of a gas bubble rising in a pool. Dynamics of the vapor cavity in aqueous LiBr solution and in water demonstrates quantitative but not qualitative differences. During bubble rising in a small diameter tube to time dependence for volume and mass of the vapor bubble, the regimes with pulsations were detected.https://doi.org/10.1051/matecconf/201819401054
spellingShingle Slesareva Ekaterina
Dekhtyar Ruslan
Ovchinnikov Valeriy
Dynamics of the vapor cavity in the vertical tube of a small diameter after boiling-up in aqueous lithium bromide solutions
MATEC Web of Conferences
title Dynamics of the vapor cavity in the vertical tube of a small diameter after boiling-up in aqueous lithium bromide solutions
title_full Dynamics of the vapor cavity in the vertical tube of a small diameter after boiling-up in aqueous lithium bromide solutions
title_fullStr Dynamics of the vapor cavity in the vertical tube of a small diameter after boiling-up in aqueous lithium bromide solutions
title_full_unstemmed Dynamics of the vapor cavity in the vertical tube of a small diameter after boiling-up in aqueous lithium bromide solutions
title_short Dynamics of the vapor cavity in the vertical tube of a small diameter after boiling-up in aqueous lithium bromide solutions
title_sort dynamics of the vapor cavity in the vertical tube of a small diameter after boiling up in aqueous lithium bromide solutions
url https://doi.org/10.1051/matecconf/201819401054
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AT dekhtyarruslan dynamicsofthevaporcavityintheverticaltubeofasmalldiameterafterboilingupinaqueouslithiumbromidesolutions
AT ovchinnikovvaleriy dynamicsofthevaporcavityintheverticaltubeofasmalldiameterafterboilingupinaqueouslithiumbromidesolutions