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Collective settling of fine particles in a narrow channel with arbitrary cross-section

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Title: Collective settling of fine particles in a narrow channel with arbitrary cross-section
Authors: Harada, Shusaku Browse this author →KAKEN DB
Kondo, Megumi Browse this author
Watanabe, Kensuke Browse this author
Shiotani, Taiga Browse this author
Sato, Kodai Browse this author
Keywords: Particle
Multiphase flow
Fluid mechanics
Issue Date: Apr-2013
Publisher: Elsevier
Journal Title: Chemical Engineering Science
Volume: 93
Start Page: 307
End Page: 312
Publisher DOI: 10.1016/j.ces.2013.01.054
Abstract: Gravitationalsettlingoffineparticlesinaliquid-fillednarrowchannelhasbeenstudiedexperimentally and theoretically.Previousstudieshaveshownthattheparticulatesuspensionwithconcentration interfacetowardgravitationaldirectionbehavesasacontinuousfluidforhighconcentrationandsmall particle size,andthegravity-inducedinstabilityattheinterfaceenhancesthesettlingmotionof particles.Thepurposeofthisstudyistoinvestigatehowsuchaconcentrationinterfacebehavesand how particlessettlebygravityinvariousfinite-sizedchannels.Theexperimentalandtheoreticalresults indicatethattheaspectratioofthechannelcross-sectionisanimportantparameterfordescribingthe settlingbehaviorofparticulatesuspension.Moreover,wepredictthevelocityofthecollectivesettling of particlesinchannelswitharbitrarycross-section.
Type: article (author version)
Appears in Collections:工学院・工学研究院 (Graduate School of Engineering / Faculty of Engineering) > 雑誌発表論文等 (Peer-reviewed Journal Articles, etc)

Submitter: 原田 周作

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