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Основная информация

Заголовок:	Numerical Study of Particle-fluid Flow in Complex Pipe Systems
Автор:	Ли режим
Издательство:	Metallurgical Industry Press
Дата публикации:	2020-08-01
Версия:	1
ISBN:	9787502487744
Рыночная цена:	96.0

Оглавление

Chapter1BackgroundChapter2LiteratureSurvey2.1Introduction2.2Complexpipesystems2.2.1Industrialscalecirculatingfluidizedbed(CFB)2.2.2Longdistancehighpressuredensephase(LHD)pneumaticconveyingsystem2.2.3Bypasspneumaticconveyingsystem2.3Numericalmethods2.3.1Twofluidmodel(TFM)2.3.2Discreteelementmethod(DEM)2.3.3CouplingofDEMandCFD2.3.4Coarsegrained(CG)parcelCFDDEMapproach2.4SummaryandproposedresearchChapter3SimulationofIndustrialScaleCFBUsingCoarseGrainedCFDDEMModel3.1Introduction3.2Experimentsandsimulationconditions
3.2.1Backgrounds3.2.2Experimentalsetupandmeasurements3.2.3Mathematicalmodel3.2.4Simulationconditions3.3Resultsaiscussion3.3.1Axialpressuregradient3.3.2Solidvelocityandconcentration3.3.3Particleclusterandsolidackmixing3.3.4Analysisoftheinteractionforces
3.3.5Effectsofdifferentmodelparticlesizes3.3.6Effectsofdifferentsolidmassflowrate3.4ConclusionsChapter4ComputationalStudyofGassolidFlowinLHDPneumaticConveyingSystems4.1Introduction4.2Mathematicalmodel4.2.1TFM4.2.2CFDDEM4.3Simulationconditions4.4Modelvalidation
4.5Resultsaiscussion4.5.1Pressuredrop4.5.2Gasvelocity4.5.3Solidvelocity4.5.4Forcesgoverningthemotionofsolids4.6ConclusionsChapter5NumericalStudyofGassolidFlowinSteppedPipewithInserts5.1Introduction5.2Mathematicalmodel5.2.1TFM5.2.2CFDDEM5.3Simulationconditions
5.4Resultsaiscussion5.4.1Singlepipewithinserts5.4.2Steppedpipewithinserts5.4.3Differentshapeofinserts5.5ConclusionsChapter6ParticlescaleModellingofGassolidFlowinBypassSystem6.1Introduction6.2Mathematicalmodel6.3Simulationconditions6.4Resultsaiscussion
6.4.1Gridstudy6.4.2Pressuredrop6.4.3Gasvelocity6.4.4Solidvelocityandgeneralflowpattern6.4.5Forcesgoverningparticlemotion6.5ConclusionsChapter7EffectsGeometricalParametersontheGassolidFlowinBypassSystem7.1Introduction7.2Simulationmethod7.3Simulationconditions
7.4Resultsaiscussion7.4.1Effectofflutespacing7.4.2Effectofsmallinternalpipediameters7.4.3Effectoforificepathdiameter7.5ConclusionsChapter8SummaryandFutureWork8.1Summary8.2FutureworkReferences

Введение

Numericalapproacheshavebecomeindispenleinstudiesonparticlefluidflows.Inthiook,variousnumericalmodelshavebeenappliedtostudytheparticlefluidflowsindifferentcomplexpipesystems,includingindustrialscalecirculatingfluidizedbeds(CFBs),longdistancehighpressuredensephase(LHD)pneumaticconveyingsystems,andnovelandcomplexbypasspneumaticconveyingsystems,whicharewidelyencounteredinmanyindustrysectorssuchasenergy,chemical,andmineral,tonameafew.Thenumericalresultsofthesimulationsarevalidatedeitherqualitativelyorquantitativelydependingontheavailabilityofexperimentaldataandsimulationresultsforcomparison.Thiookcanbeusedasatrainingmaterialforhighlevelundergraduates,graduatestudentsandteachersinrelatedmajorstolearnnumericalapproaches,andcanaleusedasareferencebookforcomplexpipesystemsdesign,controlandoptimizationengineers.

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