Airslidesarecommonlyusedtotransport

Airslidesarecommonlyusedtotransportdryparticulatematerialsoverdistancesaslongas1km.Airis
pumpedthroughtheporousbedofthetransportchanneltofluidizethegranularmaterialandto
promotetheflowdownverysmallbedslopes.Currentdesignofairslidesisbasedonempiricaldesign
chartsandpastexperiences.Thepresentpaperisthefirstofatwo-partinvestigationofairslides.It
reviewsselectedexperimentalstudiesofairslideswiththegoalofidentifyingcharacteristicfeaturesof
these flowsthatweattempttomodelinthenumericalsimulationsdescribedinthesecondcompanion
paper.Theexperimentsof BotterillandBessant(1976) and apower-law,non-Newtonianfiniteelement
modelthatgaveagoodrepresentationofthe BotterillandBessant(1976) velocityprofilesare
described.TheMcGillfluidizedsolidschannelexperimentalsetupandtheassociatedmeasurements
carriedoutby Liot (1979) and Chan(1979) are outlined.Someoftheseresultswereinterpretedby
means ofsimple,hydraulicstypebackwateranalyses.Aswiththeusualhydraulicstypeopenchannel
flows, itwasfoundthatfullydeveloped,uniformdepth,granularairslideflowscoulddevelop.Thisis
an importantobservationanditwillbeusedasjustificationforthemethodologyemployedinthe
calculationsinthecompanionpaperwhichproceedstosimulatefullydeveloped,three-dimensional
fluidizedgranularflowsinarectangularchannel.Thedistinctivefeaturesidentifiedinthereviewofthe
airslide flowexperimentsaresummarized.

ผลลัพธ์ (ไทย) 1:

Airslidesarecommonlyusedtotransportdryparticulatematerialsoverdistancesaslongas1km.AirispumpedthroughtheporousbedofthetransportchanneltofluidizethegranularmaterialandtopromotetheflowdownverysmallbedslopesCurrentdesignofairslidesisbasedonempiricaldesignchartsandpastexperiencesThepresentpaperisthefirstofatwo-partinvestigationofairslides.Itreviewsselectedexperimentalstudiesofairslideswiththegoalofidentifyingcharacteristicfeaturesofflowsthatweattempttomodelinthenumericalsimulationsdescribedinthesecondcompanion เหล่านี้กระดาษTheexperimentsof BotterillandBessant(1976) และ apower-กฎหมาย ไม่ใช่ Newtonianfiniteelementmodelthatgaveagoodrepresentationofthe BotterillandBessant(1976) velocityprofilesareอธิบายTheMcGillfluidizedsolidschannelexperimentalsetupandtheassociatedmeasurementscarriedoutby Liot (1979) และ Chan(1979) จะถูกล้อมรอบด้วยSomeoftheseresultswereinterpretedbyหมายความว่า ofsimple, hydraulicstypebackwateranalysesAswiththeusualhydraulicstypeopenchannelขั้นตอน itwasfoundthatfullydeveloped, uniformdepth, granularairslideflowscoulddevelopThisisimportantobservationanditwillbeusedasjustificationforthemethodologyemployedinthe การcalculationsinthecompanionpaperwhichproceedstosimulatefullydeveloped สามมิติfluidizedgranularflowsinarectangularchannelThedistinctivefeaturesidentifiedinthereviewoftheairslide flowexperimentsaresummarized

ผลลัพธ์ (ไทย) 2:

BotterillandBessant (1976) และ Apower กฎหมายที่ไม่ Newtonianfiniteelement modelthatgaveagoodrepresentationofthe BotterillandBessant (1976) Liot (1979) และจัน (1979) เป็น outlined.Someoftheseresultswereinterpretedby หมายความ ofsimple, hydraulicstypebackwateranalyses.Aswiththeusualhydraulicstypeopenchannel กระแส itwasfoundthatfullydeveloped, uniformdepth, granularairslideflowscoulddevelop.Thisis flowexperimentsaresummarized