隧道窑制品加热过程的研究(3)

时间:2025-04-20

东北大学硕士学位论文AbstractAnInvestigationofHeat-agglomeratingof

、vareinTunnelKiIn

Abstract

Thequalityoftheproductandtheheatconsumptionaredirectlyaffectedbytheandoperationlevelofthetunnelkilns.Inordertoaccomplishthetargetofqualityandhighquantityandlowheatconsumption,itisimportantinpractice

theorytocarryoutthesimulationstudyofheatprocessintunnelkilns.

Onthetheoriesofheatprocessintunnelkilnsandonthebasisofnumericalheat

allusiontothecourseofHeat—agglomeratingprocessofthewareintunnel

dynamicmodeloftunnelkilnisestablished.Accordingtothemodel,numerical

associatedwitha120 m longtunnelkilnthatisusedforfiringclaybricksare

largequantitiesofdataisobtained.

Thenumericalsimulationresultsdisclosethatthedynamiccharacteristicoftunnelisdominatedbythetransientheatconductionbetweenwaresandliningbrick.This

featuredeterminesthetunnelkilnbehavior,suchasfuelconsumption,heat

andheatloss,etc.

Inarticle,throughtheanalysisoftheinfluenceformleakagegasandliningbrick

tothetemperaturedifferenceandthefuelconsumption,theconclusionthat

gasandliningbrickstructurearealldistinctfactorsaffectingthethetemperatureandthefuelconsumption.Especially,theleakageofgasisthemainfactor.

Thepresentdynamicmodelcanbeusednotonlytopredicttemperature

inwaresandinliningbricks,fuelconsumption,heatstorageandexhaust

alsotodescribethedynamicthermalprocessandguidetheoptimizing

andoperationofthetunnels.

words:Tunnelkiln;Heattransfer;Mathematicsmodel;numericalsimulation.111.designoptimumandtransfer,inkilns,asimulationperformed,andkilnstransientstoragestructureleakagedifferencedistributionscomponents,butdesignKey

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